CT scanners · PQ family

Philips PQ: troubleshooting and error codes

The ServiceForge knowledge base holds 569 documented symptoms for the Philips PQ, with 667 ranked causes, 1258 diagnostic checks with test points and expected values, and 948 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

Floppy LED does not flash

LED indicator on floppy drive should flash on and off during boot sequence but does not

Ranked causes

1. Power connector disconnected or loose to floppy drive or controller (common)
2. SCSI cable disconnected or faulty (common)
3. Floppy drive or controller jumpers incorrectly set (common)
4. SCSI ID conflict or duplicate ID (occasional)
5. SCSI termination missing or incorrect (occasional)
6. Floppy controller or drive failure (rare)

First check

Cycle power to system

Test point: Power button
Expected: LED flashes during boot sequence

7 more checks with pass and fail actions, 6 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Archive cassette drive does not respond to command

Orange LED not lit; tape drive unresponsive to commands from system

Ranked causes

1. Tape media issue or bad connection (common)
2. SCSI cable not seated properly (common)
3. SCSI terminator issue (occasional)
4. Incorrect SCSI ID configuration (occasional)
5. Tape drive firmware issue (occasional)

First check

Listen for tape drive spinup

Test point: tape drive motor
Expected: spinup sound audible

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

No gantry motion on bootup caution

Gantry does not move during system startup sequence

Ranked causes

1. Gullwing interlock switch in interlock position (common)
2. Drives interlock switch on AC Control Box in interlock position (common)
3. Fuses F310, F311, or F312 blown (occasional)
4. Servo drive power supply improper voltage (occasional)
5. Error logged in Error Logger program (unknown)

First check

Verify gullwing interlock switch position

Test point: Gullwing interlock switch
Expected: Not in interlock position

5 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Parameter error (PARAM_ERR) generated by calfmr

System generates PARAM_ERR when calfmr receives out-of-range parameter from optable, control, or database during calibration operations

Ranked causes

1. MA offset parameter out of range (common)
2. Invalid command from CALM to CALF (occasional)
3. Calibration buffer handle mismatch (occasional)
4. Calibration file size mismatch (occasional)
5. Parameter size out of range for calibration type (occasional)

First check

Verify MA offset parameter validity

Test point: MA_offset calculation
Expected: Parameter within valid range calculated from SCAN MA and AirCal MA

3 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Tape drive does not spin up

Archive tape drive fails to spin when activated

Ranked causes

1. Power supply issue (common)
2. Defective tape (occasional)
3. SCSI cable connection issue (common)
4. SCSI terminator misconfiguration (occasional)
5. SCSI ID conflict (occasional)

First check

Check power to tape drive

Test point: Power connector
Expected: Power present

4 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Tape intermittently ejects during archive operation

Tape drive intermittently kicks out or ejects tape during archive/hardcopy operations

Ranked causes

1. Defective or incompatible tape (common)
2. SCSI cable connection loose or unseated (common)
3. SCSI terminator configuration incorrect (common)
4. Tape drive malfunction (occasional)
5. Power supply voltage out of specification (occasional)

First check

Try new tape cartridge

Test point: Tape drive
Expected: Tape operates without ejecting

4 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

ELTP touch panel not responding

Touch panel screen not responding to user input; no menus or data displayed when activated

Ranked causes

1. Power or cable continuity failure (common)
2. Improper jumper settings or connector pin configuration (occasional)
3. Serial communication cable fault (occasional)
4. ELTP module or circuit failure (rare)

First check

Verify ELTP power supply and visual checks

Test point: Power connector and cable
Expected: Power connected; no visible cable damage

4 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Hard drive does not spin up

Hard drive fails to spin up; system exhibits SCSI failure

Ranked causes

1. Loose or disconnected SCSI cable (common)
2. Loose or disconnected power cable (common)
3. SCSI bus malfunction or device conflict (occasional)
4. Failed tape or floppy drive affecting SCSI chain (occasional)

First check

Verify SCSI cable connection

Test point: SCSI connector at hard drive and controller
Expected: Firmly seated connection

3 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

AC input chassis removal procedure high voltage

Removal of AC input chassis from scan frame requires cable disconnection, mounting bolt removal, and careful handling due to heavy weight (68.5-106.0 lbs depending on model)

Ranked causes

1. AC input chassis requires removal for service or replacement (unknown)
2. Heavy weight of AC input chassis (68.5-106.0 lbs) (common)
3. Lifting bracket availability varies by model (common)

7 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

ANB error in SIF communications

Serial communication error between SIF and GPU or SIF and XSC; ASCII message indicates error type and port in error

Ranked causes

1. Maximum number of retries (common)
2. Maximum number of errors (parity or checksum errors) (occasional)
3. Operating system overload or ANB software problem (rare)

First check

Examine ASCII error message for error type and port number

Test point: Console or log display
Expected: Error name, error detected, and port in error clearly visible

1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

ANB error in SIF-GPU or SIF-XSC communication

Serial communication protocol error between SIF and GPU or SIF-XSC with ASCII message containing error name, detected error type, and port information

Ranked causes

1. Maximum number of retries - complete lack of communication in at least one direction (common)
2. Maximum number of errors - parity or checksum errors detected by SIF (occasional)
3. Operating system overload or ANB software problems (rare)

First check

Examine ASCII error message for error name, detected error type, and port information

Test point: SIF error display
Expected: Error message with 3 pieces of information

2 more checks with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

Archive does not load tape

Tape archive system fails to load or recognize tape cartridges

Ranked causes

1. SCSI connection or termination issue (common)
2. Defective tape cartridge (common)
3. Tape drive requires reboot (occasional)

First check

Reseat SCSI cables

Test point: SCSI connector
Expected: Secure connection

5 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Solenoid and switch adjustment

Position ball bearing on solenoid arm, set microswitch clearance to specification, and tighten fasteners to ensure proper actuator engagement.

Ranked causes

1. Ball bearing not centered on actuator (common)
2. Microswitch not positioned for proper closure (common)
3. Excessive clearance between switch and actuator blade (common)

First check

Verify ball bearing is centered on actuator

Test point: Ball bearing center, actuator position
Expected: Ball bearing center aligned with actuator

4 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Database key value changed unexpectedly

Key value in database changed without expected action

Ranked causes

1. Database configuration file .DBP changed without rebuilding databases (common)
2. Databases rebuilt without shutting down first (occasional)
3. CPU board memory is being clobbered (rare)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Detector module replacement criteria

Criteria for replacing detector modules based on pattern and count of bad channels detected during calibration procedures.

Ranked causes

1. Excessive bad channels in detector module (occasional)
2. Adjacent bad channels detected (occasional)
3. Bad channel affecting other channels in quadrature manner (rare)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Gantry tilt movement abnormal patient safety

Tilt display flashing or blank; gantry tilts with excessive noise; movement is erratic; limit switches do not stop tilt

Ranked causes

1. Tilt transducer position feedback error or misalignment (occasional)
2. Tilt motor circuit fault (occasional)
3. Tilt limit switch failure (occasional)

First check

Verify gantry moves in both tilt directions

Test point: Gantry with Gantry Control Panel switches for forward/backward tilt
Expected: Smooth movement forward and backward; no stalling

4 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Hard drive 60 does not load heads

Drive fails to load read/write heads; may be detected as offline or unresponsive in SCSI diagnostics

Ranked causes

1. No power to drive (common)
2. SCSI or power cable loose or incorrectly seated (common)
3. Drive failure (occasional)

First check

Verify power supply to hard drive 60

Test point: Drive power connector
Expected: Power present

2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Patient Support horizontal (table top) movement abnormal patient safety

Horizontal display flashing or blank; table top moves erratically or with excessive noise; limit switches do not stop movement

Ranked causes

1. Horizontal transducer position feedback error (occasional)
2. Horizontal motor or drive circuit malfunction (occasional)
3. Limit switch failure at horizontal extremes (occasional)

First check

Verify table top moves in both directions

Test point: Table top with Gantry Control Panel switches
Expected: Smooth in/out motion; no stalling or excessive resistance

4 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Patient Support vertical movement abnormal patient safety

Vertical display flashing, blank, shows erratic numbers, or Patient Support moves with excessive noise, stalling, or jerky motion

Ranked causes

1. Vertical transducer malfunction or position feedback error (occasional)
2. Limit switch failure or misalignment (occasional)
3. Vertical motor drive circuit fault (occasional)

First check

Verify Patient Support moves in both directions

Test point: Patient Support with Gantry Control Panel switches
Expected: Smooth upward and downward motion in both directions

4 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

ARDAS detector module non-functioning radiation

Individual ARDAS detector module fails performance verification during autocalibration; scatter channel not working as expected; potential image artifacts if module is in critical position

Ranked causes

1. ARDAS detector module failure at critical position (0-19, 40-79, 100-119) (unknown)
2. ARDAS detector module failure at non-critical position (unknown)

First check

Run ARDAS detector verification autocalibration program

Test point: All ARDAS detector channels
Expected: Individual module means within range of global mean; scatter channel functional
Tools: CT autocalibration software

4 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Auto Voice character response error

Command 8 sent to Auto Voice; console receives improper character count in response; timeout or missing characters returned

Ranked causes

1. Intercom volume turned down or audio circuit failure (common)
2. Serial communication or Auto Voice module failure (occasional)

First check

Verify intercom volume setting

Test point: Intercom volume control
Expected: Volume turned up (non-minimum setting)

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Background zero test - channels out of specification

Some detector channels exhibit response values outside specification limits

Ranked causes

1. Detector channel response drift or malfunction (occasional)
2. Channel noise or offset calibration error (occasional)

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Ballscrew drive damage during support lowering caution

Vertical support brace must be removed before lowering patient support; leaving brace in place will damage ballscrew drive mechanism

Ranked causes

1. Vertical support brace left in place during lowering (occasional)
2. Vertical support brace not returned to holder (occasional)

First check

Verify vertical support brace is removed before lowering patient support

Test point: vertical support brace position
Expected: brace removed and stored in holder

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Brake makes excessive noise during operation caution

Loud chattering or abnormal noise from brake during vertical motion control

Ranked causes

1. Brake hub not properly aligned (common)
2. Brake wiring connections loose or disconnected (occasional)

First check

Listen for excessive noise during patient support raise/lower cycles

Test point: Brake area audible inspection
Expected: Normal brake operation; minimal or no chattering

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Button timeout error on System Monitor Board caution

Timeout occurs when button not pressed before test timeout period expires or button is defective

Ranked causes

1. Button not pressed within timeout period (common)
2. Button defective or intermittent (occasional)

First check

Verify button press is detected within timeout window

Test point: Button input port
Expected: Button Hit Detected message displayed

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration Request error (NOCALFILE_ERR)

Requested calibration file cannot be found or accessed

Ranked causes

1. Scanner not completely calibrated for all protocols (common)
2. Calibration file not found or unreadable on disk (occasional)

Calibration: Center calibration

Generation of centering constants for detector positioning and scan frame circularity correction during autocalibration

Ranked causes

1. Detector center position variation across tilt angles (common)
2. Scan frame not perfectly circular (common)

First check

Verify generation of global centering constants

Test point: Centering calibration file
Expected: 61 Global Constants in output file

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Gantry Processor Unit DIP switch configuration high voltage

Set/verify DIP switch settings on wire wrap versions of GPU circuit card

Ranked causes

1. DIP switches require initial configuration or verification (common)
2. Static discharge risk during PCB handling (common)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: GPU DIP switch configuration high voltage

Set or verify DIP switch settings on GPU circuit card wire wrap versions to ensure correct gantry processor unit configuration

Ranked causes

1. DIP switches require initial setup or verification (common)
2. High voltage hazard during open gantry service (common)

First check

Verify gantry power is off

Test point: Main power disconnect
Expected: Power removed per Power Up/Down procedures

4 more checks with pass and fail actions, 6 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Patient Support vertical position

Adjust vertical zero and scale potentiometers on CTCC card to calibrate patient couch height; verify display word 9 values and physical measurements at upper and lower limits

Ranked causes

1. Vertical zero potentiometer out of adjustment (unknown)
2. Vertical scale potentiometer out of adjustment (unknown)

First check

Access Regulus screen and cocal program

Test point: Gantry interface
Expected: cocal menu with option #5 available

12 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Scan drive offset and phasing

RDC offset and Motor Pole offset adjustment for X-ray beam detector alignment and servo motor phase relationship

Ranked causes

1. RDC offset requires adjustment for detector zero alignment (common)
2. Motor Pole offset requires adjustment for servo phase relationship (common)

First check

Remove gantry power

Test point: ELTP
Expected: Gantry Powerdown option selected

7 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Scan drive resolver offset high voltage

Adjust RDC offset switches so Fine RDC circuit output is zero when X-ray center beam points at detector zero; adjust Motor Pole offset switches to align phase relationship between A, B, C commands and stator voltages to prevent smooth rotation failure or backward rotation attempts

Ranked causes

1. Resolver offset requires calibration after resolver replacement or PMDC replacement with settings change (occasional)
2. Poor image quality, intercom noise, or gantry vibration from excessive resolver error (occasional)

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: X-ray drift evaluation radiation

Performance utility to assess X-ray generation equipment stability during high voltage startup; collects data 50 msecs after HV generator powers up and displays stability information from detectors numerically or graphically

Ranked causes

1. Delta Data enabled (common)
2. Pilot source fans data not enabled (common)

First check

Verify pilot source fans data save is enabled

Test point: site_cnf program menu
Expected: Pilot source fans data save enabled

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: X-ray tube center positioning radiation

Lateral and global positioning errors detected during centering calibration scan; tube may be misaligned relative to detector center

Ranked causes

1. Tube lateral misalignment exceeds tolerance (>0.005 in.) (unknown)
2. Tube lateral misalignment within tolerance (<0.005 in.) (unknown)

First check

Scan centering pin using CENTER CAL protocol

Test point: Scanner utility test protocols
Expected: CENTER CAL protocol selected; large focal spot; Comp=Norm
Tools: Scanner utility

4 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Couch collision with gantry during diagnostic movement patient safety

Patient couch moves during Couch Drive Diagnostic test and may extend into gantry, risking collision with objects or personnel

Ranked causes

1. Objects left on couch during diagnostic execution (common)
2. Personnel in couch or gantry path during motion (common)

First check

Verify couch surface is clear of all objects

Test point: Patient couch platform
Expected: No objects present on couch

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Couch position error during pilot scan patient safety

Error message displayed: 'couch position must be outside of view, 450mm or less' with actual couch position value shown. Occurs when pilot scan includes objects in scan field.

Ranked causes

1. Table incremented too far into scan circle (common)
2. Phantom or object protruding into scan field during pilot scan (common)

First check

Verify couch position outside scan circle

Test point: Couch
Expected: Position 450mm or less from scan circle edge

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Detector number sequencing error patient safety

Detector numbers in scan data are not in sequential order, possibly due to aborted scan reprocessing

Ranked causes

1. Reprocessing of aborted or incomplete scan (occasional)
2. Detector hardware malfunction or data corruption (rare)

Disk write error

System unable to write to disk, often accompanied by full disk or corrupted filesystem messages

Ranked causes

1. Disk partition "/usr" is full (common)
2. Regulus filesystem on "/usr" is corrupted (common)

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

EL touch panel inoperative after replacement

Touch panel commands do not execute or system does not respond to panel input

Ranked causes

1. Touch panel not properly connected or installed (common)
2. Mounting nuts and washers not properly secured (occasional)

First check

Verify cable connections at touch panel PCB

Test point: Lower right corner of touch panel PCB
Expected: Both cables firmly seated and engaged

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Environmental sensor error reported in Error Logger

Error Logger displays name and location of tripped environmental sensor

Ranked causes

1. Air flow sensor obstruction (common)
2. Temperature sensor lead disconnected (common)

First check

Access Error Logger to identify tripped sensor

Test point: Error Logger
Expected: Sensor name and location displayed

1 more check with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Error on alert board detected during pre-scan check

SCAREMAN test at scan start detects SIF or MPM in crash condition and displays error message naming the board

Ranked causes

1. SIF in crash condition (unknown)
2. MPM in crash condition (unknown)

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Gantry cannot be turned off from service panel

Gantry does not power down when attempting to turn off after service work or troubleshooting from the Gantry Service Panel.

Ranked causes

1. Emergency Stop Pushbutton not depressed (common)
2. Service/O/Normal keyswitch not returned to Normal position (common)

First check

Depress Emergency Stop Pushbutton

Test point: Any Emergency Stop Pushbutton on Gantry Service Panel
Expected: Gantry stops immediately

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Gantry cannot be turned on from service panel

Gantry does not respond when attempting to power on using the Gantry Service Panel during service, troubleshooting or preventive maintenance.

Ranked causes

1. Service/O/Normal keyswitch not in Service position (common)
2. START pushbutton not pressed (common)

First check

Verify Service/O/Normal keyswitch position

Test point: Service/O/Normal keyswitch on Gantry Service Panel
Expected: Service position

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Gantry covers removed - dangerous voltage exposure high voltage

Technician operating or working on equipment with gantry covers removed may contact exposed dangerous voltages

Ranked causes

1. Service procedure requires gantry covers to be removed (common)
2. Exposed high-voltage circuits in gantry assembly (common)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Gantry power-up verification incomplete radiation

System not yet powered up or tube type not verified before applying gantry power

Ranked causes

1. Tube type not verified before gantry power-up (common)
2. Tube type mismatch detected (rare)

First check

Apply power to console only

Test point: console power switch
Expected: console fully powered and ready for command input

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Gantry spins in reverse direction after boot caution

On system startup, the gantry rotates in opposite direction from normal operation

Ranked causes

1. Incorrect motor pole offset setting (common)
2. Motor control circuit malfunction or incorrect wiring (occasional)

First check

Verify motor pole offset setting is correct

Test point: Motor pole offset configuration
Expected: Setting configured for normal (forward) direction rotation

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Intercom PCB replacement high voltage

Remove and replace the console intercom PCB as part of maintenance or repair

Ranked causes

1. Intercom PCB requires replacement (unknown)
2. Equipment exposure to high voltage during open-cover work (common)

First check

Remove console power

Test point: Console power supply
Expected: Power removed per powerup/powerdown procedure

12 more checks with pass and fail actions, 10 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Intercom speaker or microphone not operating

Speaker or microphone functionality fails after microphone PCB replacement or during normal operation

Ranked causes

1. Microphone PCB not properly seated or connector misaligned (common)
2. Defective replacement microphone PCB (occasional)

First check

Verify microphone PCB is firmly pressed against mounting surface

Test point: PCB mounting area inside cone
Expected: PCB seated flush with secure contact

3 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Invalid GPU command

GPU receives invalid command from SIF touchpanel interface

Ranked causes

1. GPU not programmed to understand command (occasional)
2. GPU in state that cannot accept command (occasional)

ISAM error 200 or higher

ISAM error code 200 or above indicates memory corruption or untested software

Ranked causes

1. Computer memory is corrupt, probable hardware failure on CPU board (occasional)
2. Untested software is clobbering memory (occasional)

Loose cables or restricted travel detected caution

Cables loose or catching during scan frame rotation; clearance issues between rotating and stationary frame cables.

Ranked causes

1. Loose cables in rotating assembly (occasional)
2. Insufficient clearance between rotating and stationary frame cables (occasional)

First check

Rotate scan frame counterclockwise by hand

Test point: Entire rotation range
Expected: No loose cables; smooth rotation without resistance

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Memory test failures during diagnostic

Memory diagnostic tests report errors at multiple address ranges during PIPE & 68000 to DATA MEMORY TEST execution

Ranked causes

1. Defective data memory module or address range (unknown)
2. DMA controller malfunction (unknown)

First check

Execute full memory diagnostic with DMA testing

Test point: PICKER ARRAY PROCESSOR PIPE-DATA MEMORY DIAGNOSTIC menu
Expected: All memory tests at ranges 9d180, 9e100, 9f080, 81000, 81f80, 82f00, 83e80, 84e00, 9a300, 9b280, 9c200, 9d180, 9e100, 9f080 complete without errors

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Patient support brake does not stop immediately patient safety

Vertical motion continues when gantry control switches are released; brake makes excessive noise or fails to arrest motion

Ranked causes

1. Brake hub not properly aligned (common)
2. Brake wiring connections loose or faulty (common)

First check

Raise patient support a few centimeters using gantry control panel

Test point: Gantry control panel switches
Expected: Patient support rises smoothly

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Patient support does not raise or lower smoothly patient safety

Scissor mechanism binds or moves erratically during height adjustment via gantry control panel

Ranked causes

1. Vertical support brace misaligned or not properly positioned (occasional)
2. Ballscrew damaged from carriage collision (rare)

First check

Verify vertical support brace position and clearance

Test point: Green safety vertical support brace on scissor carriage
Expected: Brace installed per Figure 38 with scissor carriage stopping just before touching brace

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Patient support does not stop immediately patient safety

Vertical motion continues after control switches are released; brake fails to halt descent

Ranked causes

1. Brake hub not properly aligned (common)
2. Wiring connections loose or incorrect (occasional)

First check

Brake operational response to control input

Test point: Gantry control panel switches
Expected: Vertical motion stops immediately when switches are released

2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Patient support does not stop immediately when brake control released patient safety

Vertical motion continues after operator releases gantry control panel switches; brake does not halt patient support promptly

Ranked causes

1. Brake hub not properly aligned (common)
2. Brake wiring connections loose or faulty (occasional)

First check

Operate patient support vertical motion using gantry control panel switches

Test point: Gantry control panel switches
Expected: Vertical motion stops immediately when switches are released

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Patient support does not stop immediately when brake is released patient safety

Vertical motion continues after gantry control switches are released; brake may make excessive chattering noise

Ranked causes

1. Brake wiring connections loose or disconnected (common)
2. Brake hub not properly aligned (common)

First check

Operate patient support vertical motion using gantry control panel

Test point: gantry control panel switches
Expected: vertical motion stops immediately when switches are released

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Patient support does not stop immediately when brake switches released patient safety

Vertical motion continues after operator releases gantry control panel switches; brake fails to halt patient support

Ranked causes

1. Brake hub not properly aligned (common)
2. Brake wiring connections loose or disconnected (common)

First check

Raise patient support a few centimeters using gantry control panel

Test point: Gantry control panel switches
Expected: Patient support rises smoothly

2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Remove inverter diagnostic board CRX-200 high voltage

Procedure to remove and replace inverter diagnostic board; requires 50 minutes and involves high voltage safety precautions

Ranked causes

1. Inverter diagnostic board requires service or replacement (unknown)
2. Reassemble gantry and restore power (unknown)

First check

De-energize gantry at wallbox

Test point: External power wallbox
Expected: Gantry power off; five-minute wait for rail voltage discharge

2 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Replace XSC+ PCB caution

Removal and installation of XSC+ printed circuit board during repair procedures

Ranked causes

1. XSC+ PCB requires replacement (unknown)
2. Scan frame positioning after PCB replacement (unknown)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

More symptoms

Scan control panel not responding
Slip ring misalignment detected during calibration
SMADD diagnostic displays error during small drives test
Unswitched Voltage Indicator not lit
8 mm tape drive replacement
8mm tape drive replacement
AC input chassis replacement
Access Error Reporting Program for troubleshooting
Accidental contact with exposed high voltage
Actual Length of Exposure (ALE) fault
Address counter overrun
Address counter underflow
Air bubbles in water phantom
Anode high voltage module removal and replacement
Anode HV module handling safety
Anode multiplier handling hazard
Anode multiplier removal required
Anode multiplier weight and handling hazard
Anode/Cathode Arc detection during exposure
Array processor data memory crosstalk suspected
Audible knocking detected during vertical patient support movement
Audible knocking detected in vertical patient support movement
Audible knocking in vertical patient support movement
Background zero test - excessive coherent noise detected
Backprojector memory diagnostic test execution
Ballscrew damage from carriage contact
Ballscrew damage from scissor carriage contact
Ballscrew drive damage from lowering support with brace installed
Ballscrew drive damage from patient support lowering with vertical support brace installed
Ballscrew drive damage from vertical support brace not removed
Ballscrew drive damage risk from vertical support brace
Ballscrew misalignment from carriage-brace contact
Ballscrew misalignment from scissor carriage collision
Ballscrew removal and replacement
Beam limiter does not cycle on/off
Beam Limiter Solenoid calibration
Bearing – carbon top defective
Belt tension adjustment
Blower not operating
Blower not operating after replacement
Blower replacement
Brake cable disconnect
Brake cable replacement procedure
Brake makes excessive noise
Cable obstruction in frame travel range
Calibration after front-end repair
Calibration files not updating
Calibration: -15V power supply
Calibration: -18V A-B power supply
Calibration: -18V A-B power supply PS204
Calibration: –15 VDC power supply adjustment
Calibration: –15 VDC power supply verification
Calibration: –15 Volt adjustment
Calibration: –15 Volt DC Power Supply
Calibration: –20 VDC power supply verification
Calibration: +15 VDC output adjustment
Calibration: +15 VDC power supply verification
Calibration: +15 volt DC power supply
Calibration: +15V power supply
Calibration: +18V A-A and -18V A-A power supplies
Calibration: +18V A-A power supply
Calibration: +18V A-A power supply PS202
Calibration: +18V A-B power supply
Calibration: +18V A-B power supply PS203
Calibration: +20 VDC power supply verification
Calibration: +5, +15, –15, +20 and –20 VDC power supply verification
Calibration: +5, ±15 volt DC power supply
Calibration: +5, ±15, ±20 Volt DC power supply verification
Calibration: 12 o'clock laser alignment
Calibration: 7-inch X-ray tube mounting rails installation
Calibration: 7" tube system installation and alignment
Calibration: AC control panel startup and power supply voltage adjustment
Calibration: Adjust vertical travel limit switches
Calibration: Air calibration after detector module or VFSCC replacement
Calibration: Air calibration file interpolation
Calibration: Air calibration for PQ protocols
Calibration: Air calibration half field and full field
Calibration: Aircal interpolation
Calibration: Anode multiplier replacement post-service
Calibration: Apply threadlocker to mounting screws
Calibration: ARDAS detector verification
Calibration: Axial alignment block pivot positioning
Calibration: Ballscrew greasing and motor alignment
Calibration: beam limiter solenoid
Calibration: Beam limiter solenoid actuator extension
Calibration: Beam Limiter Solenoid alignment
Calibration: Beam limiter solenoid extension
Calibration: Beam pivoting adjustment
Calibration: Brush block alignment
Calibration: Brush block radial alignment
Calibration: Cathode multiplier replacement
Calibration: Center program execution
Calibration: Collimator alignment verification
Calibration: Collimator eccentric alignment
Calibration: Collimator opening alignment
Calibration: Console air filter direction verification
Calibration: Couch drive belt pulley alignment
Calibration: Couch horizontal drive belt tension
Calibration: Custom calibration
Calibration: DC power supply verification
Calibration: Drive verification
Calibration: Electronic centering
Calibration: Field detector module evaluation
Calibration: Fine RDC Zero Adjustment
Calibration: Fine zero adjustment
Calibration: FLATSS manual flat field correction
Calibration: FLATSS manual flatfield correction
Calibration: FLATSS verification
Calibration: Full Field FLATSS
Calibration: Gantry cover and scan drive procedures
Calibration: Gantry tilt drive
Calibration: Gantry tilt potentiometer and pulley replacement
Calibration: Half field flats
Calibration: Half Field FLATSS
Calibration: Horizontal timing belt replacement
Calibration: Laser alignment
Calibration: Laser alignment for scan frame
Calibration: Laser beam crosshairs verification
Calibration: Lateral centering
Calibration: LRDC Gantry power supply
Calibration: Lump correction
Calibration: mA curve
Calibration: Main drive excitation level
Calibration: Main drive excitation level adjustment
Calibration: Manual FLATSS
Calibration: Manual FLATSS for X-ray imaging
Calibration: Patient Support horizontal centering
Calibration: Patient support table limit switches
Calibration: Patient Support table position limits
Calibration: Patient support vertical positioning
Calibration: Patient Support vertical travel limit switches
Calibration: Pilot
Calibration: Pilot Field
Calibration: Poly-Sci signal brush block alignment
Calibration: Power supply outputs
Calibration: PQ image centering and tube heat
Calibration: pre-calculated FLATSS verification
Calibration: Preheat table parameters OL 9 & 10
Calibration: Preheat values for filament
Calibration: Resolver error correction circuitry
Calibration: Scan frame alignment with tube at 12:00
Calibration: Scan frame laser alignment
Calibration: servo-controller fan mounting hardware replacement
Calibration: Shutter operation
Calibration: Sine wave verification
Calibration: Site configuration parameter adjustment
Calibration: Standard Calibration
Calibration: Standard Performance
Calibration: Standard performance evaluation
Calibration: System image alignment and constants
Calibration: System image calibration
Calibration: System monitor PCB verification
Calibration: System prerequisites and setup verification
Calibration: Table top limit switch adjustment
Calibration: Table top limit switches
Calibration: Vertical brake installation
Calibration: Vertical brake removal and replacement
Calibration: Vertical scale potentiometer
Calibration: Vertical travel limit switch adjustment
Calibration: X-ray beam centering
Calibration: X-ray tube alignment
Calibration: X-ray tube alignment prerequisite
Calibration: X-ray tube axial adjustment
Calibration: X-ray tube change
Calibration: X-ray tube mechanical alignment
Calibration: X-ray tube mounting rail installation
Cannot open database
Carbon patient support damage from heavy tube placement
Carbon top bearing replacement required
Carbon top removal and replacement
Cardfile circuit board removal and replacement
Cathode high voltage module replacement
Cathode multiplier removal requires high voltage discharge time
Cathode multiplier replacement on CRX-200/CRX-400
Cathode multiplier replacement procedure
Cathode multiplier weight hazard during handling
Check for loose cables and frame clearance
Collimator alignment verification
Collimator assembly installation verification
Collimator diagnostic test
Compensator diagnostic test
Console air filter needs replacement
Console air filter replacement
Console cardfile PCB requires removal or replacement
Control word write/read mismatch
Corrupt pilot scan data
Couch clearance during diagnostic motion
Couch drive velocity measurement needed
Couch drive velocity measurement test
Couch horizontal drive belt tension adjustment
Couch movement during diagnostic
Couch moves unexpectedly during diagnostic test
Couch position measurement verification
Couch velocity measurement check
Couch velocity measurement needed
Could not get Nth msg from CALF
Cradle assembly improper seating on 7-inch tube
Cradle assembly installation on 7-inch tube
Cradle mounting screws improperly torqued
DAC calibration with standard vs. touched-up state
Dangerous high voltage exposure with gantry covers removed
Dangerous voltage exposure during gantry cover removal
Dangerous voltage exposure during maintenance
Dangerous voltage exposure during service
Dangerous voltage exposure from removed gantry covers
Dangerous voltage exposure with covers removed
Dangerous voltage exposure with gantry covers removed
Dangerous voltages exposed with covers removed
Dark spot visible in air scan after calibration
Data acquisition overrun
Data file English 00-7 missing
Database already opened by same task
Database navigation past boundary
Database record update failed
DC power supply voltages out of range
Detector center ray position incorrect
Detector module select line voltage abnormal
Detector number out of range in predata word
DIP switch configuration error
Disable stand-alone gantry control and restore normal operation
Discharge high voltage before cathode multiplier work
DITS counter not reset by MSML
DITS counter reads incorrect value
Divide by zero error in plot file
Divide by zero error, plot file not updated
Drive belt pulley alignment verification
Drive belt rides off-center on pulley
E/L Touch Panel not responding
EL touch panel inoperative or unresponsive
EL touch panel operation verification
EL touch panel physical damage or loose mounting
EL touch panel removal and replacement
EL touch panel replacement
EL touch panel requires replacement
Electrostatic discharge (ESD) hazard during PCB work
Electrostatic discharge protection during PCB work
EMI shield removal (CRX-400)
Equipment damage or serious injury from exposed high voltage
Error on alert board during pre-scan test
Error opening /dev/avoice
Error opening /dev/avoice – Device file missing
Error opening tty
Error opening tty – Fatal error
Error reading calibration parameters
Error reading scan data
Error reading scan data – couch did not reach endpoint
Excessive couch displacement during diagnostic
Exposed high voltage hazard during gantry access
Exposed high voltages during gantry cover access
Exposure to dangerous voltages during gantry cover removal
File not found or unreadable
File NOT in database for parameters
FLATSS protocol configuration
Front cone misalignment after replacement
Gantry air blower replacement needed
Gantry air blower replacement required
Gantry air blower requires replacement
Gantry and couch motion via IQOUT diagnostic tool
Gantry cover replacement and system verification
Gantry covers opened for service
Gantry covers removal hazard awareness
Gantry electronics do not power on
Gantry front cover not installed
Gantry home position rotation hazard
Gantry overheating due to inadequate blower cooling
Gantry power not available
Gantry power-on procedure
Gantry requires independent power control for service
Gantry rotation hazard during laser button press
Gantry scan frame rotation check
Gantry scan frame rotation hazard
Gantry speaker phrase not audible
Gantry tilt motion during scan
Gantry tilt potentiometer replacement needed
Glass top breakage during handling
Gull wing panels sharp edge hazard
Half Field FLATSS calibration
Hard drive replacement
Heavy anode multiplier handling hazard
High voltage bus exceeds 400 VDC
High voltage discharge safety hazard during multiplier removal
High voltage exposure during cover removal
High voltage exposure during gantry cover removal
High voltage exposure during gantry service
High voltage exposure during open-cover operation
High voltage exposure during service
High voltage exposure hazard awareness
High voltage exposure hazard during gantry cover removal
High voltage exposure hazard during power supply verification
High voltage exposure with covers removed
High voltage exposure with gantry covers removed
High voltage generator control board replacement
High voltage module service with covers removed
High voltage present after power removal
High voltage present on gantry terminal block after interlock
High voltage present on Spellman cable after power removal
High voltage present on transformer connections and Spellman cable
HIGH_VOLTAGE hazard during gantry maintenance
Horizontal timing belt worn or damaged
HVG generator errors
HVGCC component replacement
Illegal kV Fault
Illegal signal detected
Improper circuit board handling causing permanent component damage
Improper exit error when Control-C pressed
Intercom audio not audible
Intercom calibration verification
Intercom speaker or microphone does not operate
Intercom system not functioning
Interference limit reached
Intermittent memory errors detected during diagnostics
Invalid or no parameter in optable field
Invalid SCAREMAN/SCAN state
Laser alignment verification required
Laser alignment verification with phantom
Laser cone replacement
Lasers not illuminating inside gantry
Logic ground verification
Loose cables detected during frame rotation
Loose cables in scan frame
Loose cables or contact during frame rotation
lread of speech data error
lread of speech header error
lseek past data header error
Memory diagnostic test execution
Memory test execution time monitoring
Missed EOF at specified register value
Missed PPI at specified register value
Motor and ballscrew couplings disengaged
Motor drive phase misalignment after pole offset adjustment
Multibus II backplane replacement
Multibus II backplane replacement verification
No Exposure error condition
Opening upper gantry covers
Operator Console does not turn on
Operator's Console powered down unexpectedly during service
Over-current condition on high voltage bus
Patient support collapse risk during maintenance
Patient support covers open—high voltage exposure
Patient support does not lower smoothly
Patient support falls uncontrolled when vertical motor removed
Patient support lowers with vertical brace in place
Patient support telescoping base cover removal preparation
Patient support telescoping base covers removed
Patient support uncontrolled descent during vertical motor removal
Patient support will not lower properly
Phrase not proper during verbal memory test
Physical call error
Physical call error – Fatal error
Pilot mask bit set for CT scan
Pilot scan image artifacts or errors
Post-calibration board replacement and cover restoration
Power supply voltage out of range
Power supply voltage out of specification
Power supply voltages out of range
PPI occurred early or no data taken
PPI stuck active or EOF stuck active
Pre-data word 4 grabber mismatch
Register load error
Remove and replace high voltage generator control boards
Remove anode high voltage module
Replace 1.1 KVA auxiliary transformer
Replace AC control chassis circuit board
Replace anode high voltage module
Replace beam limiter solenoid assembly
Replace gantry cardfile circuit board
Replace gantry microphone PCB
Replace patient support carbon top
Replace servo-controller fan
Replace system control board
Residual voltage on high voltage bus after de-energization
Risk of radiation exposure during IQOUT operation
Risk of serious injury during gantry or couch motion
Rotate scan frame to 12:00 position
Rotating gantry frame hazard during equipment operation
Scan drive does not rotate smoothly or rotates backwards
Scan drive not rotating smoothly or rotating backwards
Scan frame cable inspection and clearance check
Scan frame damage from clockwise rotation
Scan frame rotated clockwise
Scan frame rotates incorrectly or slip ring brushes damaged
Scan frame rotation and cable inspection
Scan frame rotation causes slip ring brush damage
Scan frame rotation causes slip ring brush damage
Scan frame rotation check
Scan frame rotation check
Scan frame rotation check after HV module replacement
Scan frame rotation check after service
Scan frame rotation check and cable inspection
Scan frame rotation damage risk
Scan frame rotation damage to slip ring brushes
Scan frame rotation damaged slip ring brushes
Scan frame rotation damages slip ring brushes
Scan frame rotation inspection
Scan frame rotation resistance or damage
Scan frame slip ring brush damage during rotation
Scissor carriage lowering procedure
Scissor carriage misalignment after service
Scissor mechanism entrapment hazard
Scissor-action mechanism exposed during base cover removal
Scissor-action mechanism exposed during patient support base cover removal
Scissor-action mechanism exposure hazard
Scissor-action mechanism exposure risk
Scissor-action mechanism hazard during service
Scissor-action mechanism injury risk
Scissors carriage collision with vertical support brace
Sequence error detection
Sequence interrupted during image save
Sequence interrupted during processing
Servo-controller fan installation
Servo-controller fan removal and replacement
Servo-controller fan replacement
Servo-controller fan replacement needed
Servo-controller fan replacement required
Servo-controller fan requires replacement
Setup for console power supply calibration
Sharp edge and electrical hazard during gantry cover removal
Sharp edge hazard from upper gull wing panels
Sharp edges on gull wing panels during gantry cover service
Shutter binding during beam limiter activation
Shutter binding during installation
Shutter binding in beam limiter
Shutter binding on 7" tube system
Slip ring brush damage during scan frame rotation
Slip ring brush damage during scan frame rotation
Slip ring brush damage from improper scan frame rotation
Slip ring brush damage risk during service
Slip ring brushes damaged by scan frame rotation
Slip ring brushes damaged during scan frame rotation
Slip ring power absent or low
Solenoid clamping screw torque
SPEAK CONSOLE address low response error
Specific memory area or function test selection
Startup Options menu not displayed
Static damage to circuit boards during handling
Static electricity hazard during circuit handling
Static electricity protection during circuit board handling
System does not display Startup Options menu
System does not power on
System does not power on after blower replacement
System does not power up normally
System generates X-rays unexpectedly via IQOUT
System image quality verification after blower replacement
System monitor PCB failure or malfunction
System monitor PCB not functioning
System monitor PCB not working
System monitor PCB not working or boot failure
System monitor PCB replacement
System monitor PCB replacement required
System monitor PCB verification
System not warmed up before clinical use
System operation not verified after assembly
System operation not verified with phantom images
System operation verification after collimator replacement
System startup incomplete or bootstrap failed
System verification after transformer replacement
System verification with water phantom scan
System will not boot
System will not power on after blower replacement
Tape drive requires removal and repair
Tape switch foot actuator defective
Tape switch foot not responding
Task priority not set
Task priority not set – Fatal error
Timed out waiting for calibration agents
Timing belt tension check
Too many points out of range
Tools preparation
Tube cradle orientation incorrect
Tube type mismatch before gantry power-up
Tube type mismatch detected
Tube type mismatch on power-up
Unable to attach to CALF Message Queue
Unable to send message to exchange
Unable to write image data to file
Unintended gantry or couch motion via IQOUT
Unintended X-ray generation during IQOUT operation
Unit does not boot after system monitor PCB replacement
Unit stops at C message during bootstrap
Verification: Full-field flats uniformity
Vertical brake removal and replacement needed
Vertical couch motion during scan
Vertical drive mechanism misalignment
Vertical motor mounting plate screws loose or improper gap
Vertical motor not responding to gantry control panel commands
Vertical patient support collapses or motor coupling disengages
Vertical position display does not decrease during patient support lowering
Vertical support brace cable exposed or damaged
Vertical support brace cable not properly positioned
Vertical support brace installation
Vertical support brace misalignment after scissor carriage operation
Voltage rail out of specification
Warmup and ELTP operation not completed
Warmup cycle errors
Write error to plot.dat file
Write error to raw data file
X-ray control chassis removal and replacement
X-ray control chassis removal hazard
X-ray generation via IQOUT diagnostic tool
X-Ray Generator does not power on
X-ray tube base plate removal
X-ray tube damage during high voltage connector removal
X-ray tube mechanical alignment after solenoid replacement
X-ray tube mechanical misalignment
X-ray tube removal procedure
X-ray tube replacement
X-ray tube replacement procedure
X-ray tube shutter binding
Z-beam tube orientation during installation

509 more symptoms with ranked causes and checks are in ServiceForge. Connect ServiceForge to your AI

Error codes

Code	Meaning	Trigger	Severity
`0`	New Installation?, Creating Configuration file	First startup or configuration file initialization	info
`1`	Unable to create message exchange of DBIX	System initialization or inter-process communication setup	error
`10`	Unable to get status & id of process '!!se'	Query of process status fails	warning
`100`	Regulus server attachment failure	Unable to connect to Regulus server	error
`100`	Error attaching to Queue IM2S	Archiver cannot attach to message queue IM2S	error
`100`	Attempting to update a record when there is no current record active	No current record active during update attempt	error
`100`	Unable to get regulus server	Server initialization or connection attempt	critical
`1001`	XSC+ BAD XSC-TIMER DRIVER: INVALID DATA	Scan error occurs during XSC+ operation	error
`1001`	Miscellaneous XSC errors including timer driver, command, state, tube type, collimator, filter and compensator issues	XSC timer driver message error, invalid command/data/access, bad host command, improper status request, wrong XSC state for exposure, illegal tube type request, component not ready for X-rays	error
`1001`	Miscellaneous errors	XSC timer driver failures, host command issues, tube type or generator changes not in idle state, or readiness failures for collimator, filter, or compensator	error
`1001-1100`	XSC error range	Various XSC (X-ray System Control) subsystem failures	error
`1002`	High voltage interface driver errors	Message exchange failures with ADC/DAC/HVST/HVCT, DAC initialization error, tolerance violations, incorrect commands, or ADC conversion timeout	error
`1003`	Anode Rotor Soft failure	Anode Rotor Soft component malfunction	unknown
`1004`	Small Drives subsystem failure	Small Drives component malfunction	unknown
`100 (dirp)`	Unable to get Regulus server gsvr	Regulus server lookup fails	error
`101`	Regulus server release failure	Unable to release Regulus server connection	error
`101`	Navigation past database or study boundary	Moving past beginning of CL and database or study	warning
`101`	Unable to return/release Regulus server resource	Client releasing server resource after use	error
`1010`	Anode Rotor Hard failure	Anode Rotor Hard component malfunction	unknown
`1011`	HVPSI high voltage power supply failure	HVPSI component malfunction or regulation failure	unknown
`1013`	XSC subsystem failure	XSC component malfunction or communication error	unknown
`101 (dirp)`	Unable to return/release Regulus server retsvr	Server release call fails	error
`102`	Cannot receive query request from resource manager queue	System communication failure with resource manager	error
`102`	OPDS queue error	System message from Regulus	error
`102`	Cannot receive on queue; error code <serror>	Attempt to receive message from specified queue	error
`102`	SMB frame manager cannot receive on OPCM	Failed SMB reception during frame processing	error
`102`	Cannot receive message from Resource Manager or cannot receive message from Resource	Resource Manager communication failure during config or imgspace operations	error
`102`	Regulus queue message receive failure	Unable to receive message from Regulus queue	error
`102`	Error doing a msgrcv()	Message receive operation failed	error
`102`	Could not open database	Attempt to open database	error
`102 (dbtb)`	Unable to receive message from IRTB_MSG	Message queue communication timeout	error
`102 (didb)`	Unable to receive message from DIDB_MSG	Message queue communication timeout	error
`102 (dirp)`	Unable to receive message from Regulus queue	Message queue receive timeout	error
`103`	SMB frame manager cannot send on RENN	Failed SMB transmission during frame processing	error
`103`	Cannot send on queue; error code <serror>	Attempt to send message on specified queue	error
`103`	Unable to send a message to Regulus queue for image transfer	Message send failure to image transfer queue	error
`103`	Error doing a msgsnd()	Message send operation failed	error
`103 (dbtb)`	Unable to send message to DBTB_MSG	Message queue communication timeout	error
`103 (dirp)`	Unable to send message to Regulus queue msgsnd	Message queue send fails	error
`104`	Cannot get module ID for OPCM or RT4AN	Module identification query failure	error
`104`	Cannot create temporary queue or cannot obtain resource manager qid or cannot remove temporary queue	Queue creation, removal, or resource manager ID retrieval fails	error
`104`	OPDS or opcm error	System message from Regulus	error
`104`	SCANMAN cannot attach to LOAD queue	Failed to attach to LOAD message queue	error
`104`	Unable to get message queue id of DBIR_MSG	Queue identifier lookup during initialization	error
`104 (dbtb)`	Unable to get message queue id of DBTB_MSG or IRTB_MSG	Message queue lookup failure	error
`104 (didb)`	Unable to get message queue id of DIDB_MSG	Message queue lookup failure	error
`104 (dirp)`	Unable to get Regulus message queue dirpkey	Queue ID lookup fails	error
`105`	Error opening log file	Cannot open log file for writing	warning
`105`	SCANMAN could not open file	File open operation failed	error
`105`	Cannot find or open $CAM/menu/cameras configuration file	Camera configuration file missing or inaccessible at startup	error
`105`	Phrase file error with status code	Error reading status from load operation	error
`105`	File system error	File operation failure	error
`105`	Unable to open file in Regulus	File open operation failed	error
`107`	Unable to read from file in Regulus	Read request to Regulus file server	error
`107`	Error reading status from load with status code	Load operation status read fails	error
`107`	Cannot seek in config.tbl file or cannot read device or cannot read config.tbl data save	File seek operation fails or device read fails or config.tbl unreadable during save operations	error
`107`	File system error	File operation failure	error
`107`	Error opening log file	Cannot open log file for writing	warning
`107`	Can not read file (x)	File read operation fails on device	error
`107`	Software upgrade in progress or configuration being recreated	System is performing software upgrade or recovering configuration	info
`108`	Cannot write config.tbl; scanning may fail or data save NOT ENABLED or NOT DISABLED	Write operation to config.tbl fails during configuration or save operations	error
`108`	Unable to write to file in Regulus	Write request to Regulus file server	error
`109`	Cannot seek in config.tbl file during save operations	File seek fails in config.tbl during saveoff/saveon	error
`11`	Task deletion failure	Unable to delete task on shutdown or cleanup	warning
`11`	Unable to delete task CROS	Task deletion attempt during shutdown or reset	error
`111`	SCANMAN processor reboot required	Specified processor requires reboot	warning
`112`	SCANMAN load file error	Failed to load specified file to processor	error
`114`	SCANMAN could not write parameter table to processor	Failed to write DISPLAY or SCAN parameter table to specified slot	error
`116`	Not enough EB's or backprojector disabled; cycle time will be increased		warning
`116`	Cannot find board or no response	Board communication failure	critical
`116`	Insufficient event buffers available	System runs out of available event buffers during operation	warning
`116`	Module or board not found or no response from board	Module discovery failure or timeout during polling	error
`117`	SCANMAN miscellaneous file I/O error		error
`11-rtvu`	Unable to delete task HAIR	Child process deletion failure	critical
`12`	Unable to suspend task EXPO	System cannot pause or suspend EXPO task	error
`1202`	CALM error (CALM_ERR) – internal structures of CALM and/or memory on the MPM gets corrupted	CALM does not know what to do in error situation	error
`1203`	CALF error (CALF_ERR) – calfmr on the MPM (CALM) cannot communicate with calfmr on the CPB (CALF)	Communication failure between CALM and CALF	error
`125`	Attempting to open database when one is already opened by same task	Second database open request while one already active	error
`1501`	SC_LIBRARY_ERROR	Error detected in Scheduler library function call	error
`1502`	SC_PROCESS_REQUEST_ERROR	Processor portion of Reconstruction Software senses error or times out	error
`1502`	Processor portion of Reconstruction Software sensed an error or timed out	Error or timeout during image reconstruction processing	error
`1503`	Error or timeout occurred while saving reconstructed image to disk	Failure during image save operation to disk	error
`1503`	SC_IMAGE_SAVE_ERROR	Error or timeout while saving reconstructed image to disk	error
`1504`	Illegally formatted message received by Scheduler	Malformed message received by Scheduler	error
`1504`	SC_ILLEGAL_MESSAGE	Illegally formatted message received by Scheduler	error
`1505`	Unexpected message received or general message reception failure	Unexpected message arrival or failure in message reception	warning
`1505`	SC_GET_EVENT_FAILURE	Unexpected message received or general message reception failure	error
`1506`	SC_SLICE_Q_MSGSND	Error in sending Slice Query response message to OPCOM	error
`1506`	Error in sending Slice Query response message to OPCOM	Failure to send Slice Query response to OPCOM	error
`1507`	Failure or timeout in use of calibration information	Attempt to access or apply calibration data failed	error
`1507`	SC_CALIB_USE_FAIL	Failure or timeout in attempt to make use of calibration information	error
`1508`	Failure or timeout in attempt to use weighing vectors for spiral scanning	Weighing vector access or processing timeout during spiral scan	error
`1508`	SC_WT_USE_FAIL	Failure or timeout in attempt to make use of weighing vectors for spiral scanning	error
`1509`	SC_LINK_BUFFERS_FAILURE	Failure to link optable and data buffer together	error
`1509`	Failure to link optable and data buffer together	Buffer linking operation failed during processing setup	error
`151`	Cannot remove temporary queue	Temporary queue cleanup fails after operation complete	warning
`151`	SCANMAN message queue error (create, read status, size, flush, send, timeout)		error
`1510`	SC_UPDATE_FAILURE	Failure in slice number update of previous processing request	error
`1510`	Failure in slice number update of previous processing request	Slice numbering update operation failed	error
`1511`	Failure in the stop reconstruction procedure	Stop reconstruction procedure invoked	error
`1512`	Failure in the Suspend Processing procedure	Suspend processing invoked	error
`1513`	Failure in the Resume Processing procedure	Resume processing invoked	error
`1514`	Failure in the process scheduling procedure	Process scheduling attempted	error
`1515`	Failure in the clear processing procedure	Clear processing invoked	error
`1516`	Failure in the Error reporting communication channel to SCAREMAN	Error reporting attempt to SCAREMAN	warning
`1517`	Failure in the Processing Done procedure	Processing Done notification invoked	error
`1518`	Failure in the Processor Registration procedure	Processor Registration procedure invoked	error
`1519`	Failure in the Slice number querying procedure	Slice number query requested by OPCOM or SCAREMAN	error
`1520`	Failure in the Control Status Query Procedure	Control status query requested by OPCOM	error
`1521`	Failure in the Calibration Use Acknowledgement procedure	During calibration use acknowledgement sequence	error
`1522`	Failure in the Weighing Vector Acknowledge procedure	During weighing vector acknowledgement	error
`1523`	Failure in the changing of Control Modes	During control mode change, possibly during calibration	error
`1524`	Failure in the data input procedures	During data reception tracking or scan error monitoring	error
`1525`	Failure in phase 1 of Scheduler initialization	During initial scheduler startup phase 1	error
`1526`	Failure in phase 2 of Scheduler initialization	During scheduler startup phase 2	error
`1527`	Failure in the resource manager interface procedure	When resource manager attempts to communicate with scheduler	error
`1528`	Failure in the scheduler debug procedures	During scheduler debug operation	warning
`1529`	General mode failure in Scheduler	Scheduler mode operation error	error
`153`	Command read from pipe failed	Attempt to read process command from inter-process communication pipe	error
`1530`	General initialization failure	During scheduler initialization	critical
`154`	Acknowledgment or negative acknowledgment write to pipe failed	Attempt to send response via pipe	error
`154`	SCANMAN error writing pipe		error
`154`	LSTY error	System component failure	error
`1540`	Memory Manager release error.	Memory Manager unable to release allocated memory	warning
`1541`	Internal table overflow.	Internal data table exceeds maximum capacity	error
`1542`	Optable handle not found.	Referenced handle does not exist in Optable	error
`1543`	Invalid incoming event message.	Received event message is invalid or unrecognized	warning
`155`	Pipe close operation failed	Attempt to close pipe read or write end	warning
`1551`	Extraction of parameter from optable failed.	Optable Manager attempts to extract parameter from optable buffer	error
`1552`	Error in OPCOM interface.	Optable Manager interfaces with OPCOM subsystem	error
`1553`	Error in OPCOM interface.	Optable Manager queries OPCOM for operation done status	error
`1554`	Error in creation of Optable.	Optable Manager attempts to create new optable	error
`1555`	Initialization failure.	Optable Manager initialization sequence	error
`1556`	Invalid or illegal event message.	Optable Manager receives event message from system	warning
`1557`	Memory allocation failure.	Optable Manager attempts to allocate memory for operation	critical
`1558`	Error in cancel by DAQMN.	Data Acquisition Manager (DAQMN) attempts to cancel operation in Optable	error
`1559`	Error in freeing of optable memory.	Optable Manager attempts to free allocated optable memory	error
`156`	Unable to fork process rdbi	System process creation failure	critical
`1560`	Failure in optable retrieval by OPCOM	optable retrieval process	error
`1561`	Failure in optable retrieval by OPCOM with 2-ACK protocol	2-ACK optable retrieval attempt	error
`1562`	Error in debug procedure	debug procedure execution	warning
`1563`	Fill optable manager table failure	optable manager fill operation	error
`1564`	Failure in optable usage by Scheduler	Scheduler attempting to use optable	error
`1565`	Optable Create failure	optable creation operation	error
`1566`	Optable deuse failure	optable deuse operation	warning
`1567`	Failure in deallocation of Optable	optable deallocation operation	error
`1568`	Failure in update of optable information	optable update operation	error
`1569`	Failure in phase 1 of initialization	Optable initialization phase 1 executed	error
`157`	rtroff error with serror code	rtroff operation in /usr/IQ/bin/serv/ fails	error
`157`	Cannot spawn task	Task creation failure	error
`1570`	Failure in phase 2 of initialization.	Initialization phase 2 encounters error condition	error
`1571`	Failure in memory allocation	When system attempts to allocate memory	error
`1572`	Illegal message format.	Received message does not conform to protocol specification	warning
`1573`	Inconsistent Acknowledgement tag received	During message acknowledgement handshake	error
`1574`	Error in Memory Manager interface.	Memory Manager interface operation fails	error
`1575`	Memory Manager lock error	When Memory Manager attempts to lock resources	error
`1583`	DITA or AutoCAL interface error	DITA or AutoCAL interface malfunction	error
`1583`	DM_PIPP_END_ERROR	DITA or AutoCAL interface error	error
`1584`	DITA or AutoCAL interface error	DITA or AutoCAL interface malfunction	error
`1584`	DM_PIPP_CREATE_ERROR	DITA or AutoCAL interface error	error
`1585`	DM_PIPP_HBEAT_ERROR	DITA or AutoCAL interface error	error
`1585`	DITA or AutoCAL interface error	DITA or AutoCAL interface malfunction	error
`1586`	Memory manager lock error	Memory manager unable to acquire lock on memory resource	critical
`1587`	DM_BAD_ALLOACK_STATUS	Memory allocation error	error
`1587`	Memory allocation error	System unable to allocate requested memory	error
`1588`	DM_BAD_ALLOFIX_ACK_STATUS	Fixed memory allocation error	error
`1588`	Fixed memory allocation error	System unable to allocate fixed memory block	error
`1589`	DM_HANDLE_NOT_FOUND	Buffer handle lookup failure	error
`1589`	Buffer handle error	Invalid or unavailable buffer handle referenced	error
`1590`	Optable interface lock failed	Unable to acquire lock on Optable interface resource	error
`1591`	Optable get failure	Optable unable to retrieve requested data	error
`1592`	Internal Data Manager table overflow	Data Manager internal table exceeded capacity	warning
`16`	Unable to allocate memory segment setdsphw		error
`160`	Key value changed unexpectedly	Database key value mismatch detected	error
`161`	Signal opcom error	Inter-process communication failure	error
`162`	SCANMAN could not allocate full image backup file		error
`162`	Cannot create config.tbl; scanning will fail	config.tbl file creation fails at startup	error
`162`	Disk full error	Storage device has no free space remaining	critical
`164`	No scan manager	Scan manager service unavailable	critical
`168`	Floppy mount error	Cannot mount floppy disk device	error
`169`	Floppy unmount error	Cannot unmount floppy disk device	error
`17`	Memory allocation failure	Unable to allocate memory for shape table	error
`17`	Unable to allocate memory for message buffer dp_msgbuf	Memory allocation during initialization	critical
`170`	Floppy mkfs error	Cannot create filesystem on floppy disk	error
`171`	Floppy format error	Cannot format floppy disk	error
`172`	Write file failed; Rewind Error; Tape positioning error; Error writing filemark to tape	Cannot write data to tape or rewind/position tape	error
`173`	No last tape dir entry found	Tape directory structure corrupted or missing	error
`173`	Tape read error	Cannot read data from tape	error
`173`	O-Disk Write Error, Unable to search for next image, Unable to transfer tape DB files, Error tried to delete current study, No eot file found, Incomplete study found error, Invalid tape format error, Empty tape error, Tape read error, No last tape dir entry found, No Tape File Sequence Number, Unable to write to floppy	Multiple archival, database, or storage operation failures	critical
`173`	Incomplete study found error	Study archive incomplete or corrupted	error
`173`	Unable to write to floppy	Cannot write data to floppy disk	error
`174`	Unable to allocate memory for image header buffer	Memory allocation for image header data structure	critical
`174 (dbtb)`	Unable to allocate memory for file table	Memory allocation request fails	error
`174 (didb)`	Unable to allocate memory for image header buffer	Memory allocation request fails	error
`17 (dirp)`	Unable to allocate memory segment dirpmsg	Shared memory allocation fails	error
`17 (dpud)`	Unable to allocate Graphics Instruction memory segment	Shared memory allocation fails	error
`17-rdbp`	Unable to allocate memory buffer for rdbi messages	Memory allocation failure	critical
`18`	Unable to release memory segment	Memory deallocation during task shutdown or resource cleanup	warning
`1 (dpud)`	Unable to create message exchange (gkxqname, ttxqname, vtsync)	Message exchange creation fails	error
`1-rdbp`	Unable to create message exchange RDBP or PARA	Message exchange initialization failure	critical
`2`	Cannot attach to exchange or StopSIF cannot attach to SFMN	Module initialization failure during startup	error
`2`	Unable to attach to message exchange of DMIX	Inter-process communication attachment during startup	error
`200+`	ISAM error 200 or higher	Any ISAM error code 200 or above	critical
`200`	Data file too big for floppy or bad header error	Attempting to process data file exceeding floppy capacity or corrupted header	error
`200`	SCANMAN error attaching to database		error
`2006`	Invalid GPU command	Invalid or unsupported command request from SIF to GPU	error
`2007`	Interference limit	Couch-gantry collision attempt or servo mode movement would cause interference	warning
`2008`	Register load error	GPU or XSC parameter register read value does not match load value after verification	error
`2009`	Vertical motion error	Couch vertical movement exceeds 1mm deadband during active scan	error
`201`	SCANMAN error opening database		error
`2010`	Tilt motion error	Gantry tilt exceeds 0.25 degree deadband during active scan	error
`202`	SCANMAN error closing database		error
`203`	SCANMAN error reading database field		error
`204`	SCANMAN error writing to database field		error
`205`	Error cloning rdb	Database clone operation fails	error
`206`	Error resetting flags	Flag reset operation in database fails	error
`207`	Error doing a dbfrmnky()	dbfrmnky() database function call fails	error
`207`	Database error dbfrmkey in task/function	Database key frame operation	error
`208`	SCANMAN error with miscellaneous database function		error
`208`	Misc. database error	Unspecified database operation error	error
`209`	SCANMAN error sorting database		error
`210`	Error doing a dbkeynum()	dbkeynum() function fails	error
`211`	Error doing a dbfndgeq()	dbfndgeq() search function fails	error
`211`	Database error dbfrsrec; error code in task/function	Database record frame operation	error
`212`	Error searching the database	Database search operation fails	error
`213`	SCANMAN error allocating file via database		error
`214`	SCANMAN error deleting database entry		error
`215`	Database error dbsiglen in task/function	Database signal length operation	error
`215`	Error adding image to database	Image insertion into database fails	error
`216`	Error doing a dbsiglen()	dbsiglen() function fails	error
`216`	Database error dbmovkey in task/function	Database key move operation	error
`217`	Error doing a dbmovkey()	dbmovkey() function fails	error
`218`	Error doing a dbgetfld()	dbgetfld() field retrieval fails	error
`219`	Error updating rdb	Relational database update operation fails	error
`220`	Task aborted prematurely	Running task terminates unexpectedly	error
`221`	Error doing dbcredbc() for studies	Database creation function fails during studies operation	error
`222`	Insufficient startup arguments	Application launched with missing required arguments	error
`25`	Unable to signal event to a task PPT2	Event signaling failure to PPT2 task	error
`2 (dirp)`	Unable to attach to message exchange name	Named queue attachment fails	error
`2 (dpud)`	Unable to attach to DPUC message exchange	Message exchange attachment fails	error
`2-rdbp`	Unable to attach to message exchange DBRP	Message exchange attachment failure	critical
`2-rtvu-comm`	Unable to attach to message exchange	Communication channel initialization failure	critical
`3`	SCANMAN message receive or timeout error	Failed to receive expected message or timeout during receive operation	error
`3`	Unable to request message from message exchange	System cannot retrieve message from specified exchange	warning
`300`	Could not enable relay	Gantdown relay enable failure	error
`300`	System monitor ROM read failure	Could not read system monitor ROM after 4 attempts	critical
`302`	Drop in airflow with message	Airflow decreases below acceptable threshold	warning
`303`	Keyswitch turned back ON after shutdown	System power restored after improper shutdown	info
`304`	Rise in ambient temperature with message	Ambient temperature increases above acceptable range	warning
`305`	Decrease in plenum temperature with message	Plenum temperature decreases below acceptable range	info
`306`	Keyswitch turned off with tube hot	Power switch turned off while X-ray tube is at high temperature	critical
`307`	Unknown tube type or config error	Spindown tube identification or config failure	warning
`309`	Conflicting switch settings detected	DIP switch configuration does not match expected standard	warning
`310`	SMB DIP switches not set to standard configuration	DIP switch scan during initialization	warning
`311`	Switch value not found in look-up table	DIP switch position maps to undefined configuration	error
`315`	Option enabled but no response	Enabled option does not respond to communication	warning
`316`	Error loading phrase with return codes	Phrase load operation fails with avret and avstat codes	error
`328`	Required parameter missing or invalid in optable field for libcot conversion	libcot attempts conversion when required field values are not found or invalid	error
`33`	Cannot read super block on device	Device super block read fails in imgspace/free/elfree operations	critical
`35`	Can not read super block on (x)	File system super block read failure on device (x)	error
`35`	Free list indirect error block in file system	File system free list corruption detected during imgspace operations	critical
`37`	Disk write error	Attempt to write to disk when partition full or filesystem corrupted	error
`3-rtvu-comm`	Unable to request message from message exchange	Message request failure	critical
`4`	Cannot send to exchange or StopSIF cannot send to SFMN	Module communication failure after attachment	error
`4`	Unable to send message to message exchange	Message send operation failed to various exchanges (CROSlucm, Lucm, GETX, DMIX, RESX)	error
`400`	Error on table setup		error
`401`	Received error on Reconstruction INIT		error
`402`	Received error on Reconstruction START		error
`403`	Received error on Reconstruction IMGSTORE		error
`404`	Received error on Reconstruction ABORT		error
`405`	Received error on Reconstruction DATAIN or RECDONE		error
`406`	Did not receive function code from RECON in specified tries		error
`407`	Error receiving IM OKSTU response from IMSUM		error
`421`	Unrecognized message type received	Invalid message type in inter-process communication	warning
`422`	Improper process ID	Invalid process identifier in message	warning
`424`	X-ray tube was exposed to high-voltage before warm-up completed	High-voltage applied during tube cold-start phase	critical
`426`	Cannot load algorithm table	Algorithm table loading at startup or during operation	error
`427`	Cannot load trackp	Trackp resource loading	error
`428`	Cannot load cda	CDA resource loading	error
`429`	Unknown function parameter; unknown combination of parameter values	Function call with unrecognized parameters	error
`431`	Incorrect startup	Startup sequence error	error
`433`	No response from ELTP	ELTP component communication attempt	error
`434`	No response on filming shutdown	Filming system shutdown timeout	warning
`435`	Function timed out on specified item with error	Timeout during function execution on specified item	error
`435`	RTD handler timeout or error logger timeout	Tubeheat or error logging process timeout	error
`436`	Cycle time value not found in table	Cycle time lookup for value 0x0000	error
`437`	Cannot delete selection or cannot update pati; cannot select or selection update failed	Selection deletion or patient info update operation	error
`438`	Cannot calculate scan angles or cannot determine tilt range	Scan angle calculation or tilt range determination	error
`439`	Communication problem with MPM or no response from task	MPM communication attempt or task availability check	error
`441`	Array processor or backprojector disabled	Array processor or backprojector component failure or disabled state	warning
`4-rtvu-comm`	Unable to send message to message exchange	Message send failure	critical
`5`	Unable to delete message exchange	Cleanup or shutdown procedure	warning
`512`	ANB error - serial communication protocol error between SIF and GPU or SIF and XSC	Failure in message transmission or reply reception in serial communication channel	error
`529`	Incorrect amount of data error	FIFO contains unexpected data amount after scan on 68020 SIF	error
`530`	Counter interrupt error	Timeout waiting for counter interrupt during data acquisition on 68020 SIF	error
`531`	Total DMA size error	SIF and MPM DMA calculations do not match	error
`601`	SCAREMAN critical event timeout	Timer expires before reception of critical event that SCAREMAN waits on	error
`603`	Invalid SCAREMAN/SCAN state error	SCAREMAN encounters invalid state during SCAN command execution; state conflict prevents command action	error
`605`	Cannot repeat last multi-mode scan procedure	Repeat command received but procedure cannot be repeated (e.g. right after system reboot)	error
`606`	Unknown event received by SCAREMAN	SCAREMAN received an undecipherable external event	error
`607`	Error on alert board - SIF or MPM board communication failure detected during pre-scan test	SCAREMAN performs pre-scan check and detects SIF or MPM board in crash condition	error
`7`	Unable to jam message into exchange	Message insertion into queue fails	error
`701`	Error creating tape database	Tape database creation fails	error
`702`	Error doing a get my_slot()	Slot retrieval function fails	error
`704`	Error doing a sym_to_mpde()	Symbol to mode conversion fails	error
`705`	Error doing a reg_send()	Register send function fails	error
`706`	Error doing a reg_recv()	Register receive function fails	error
`721`	Error doing a rhl_rcp()	rhl_rcp() function fails	error
`722`	Error retry limit exceeded	Operation retries exceed configured limit	error
`724`	Error retry limit exceeded	Operation retries exceed limit again	error
`725`	Unknown msg received	System receives unrecognized message type	warning
`726`	Duplicate receive msg received	Same message received multiple times	warning
`727`	Node number is not in valid range	Network node number falls outside valid range	error
`728`	Circular msg list is full	Circular message buffer reaches capacity	error
`8`	Unable to spawn child task	Process creation failed for CBOX or CROS tasks	error
`8`	SCANMAN could not spawn child process (recon, imgstor, alloc)		error
`8`	SCANMAN process spawn failure	Could not spawn SCANMAN subprocess (reconstruction, image storage, or allocator)	error
`80`	Error condition exists in SIF system	System detects an error condition	error
`8 (dpud)`	Unable to spawn child task ~gmp	Process creation fails	error
`8-rtvu`	Unable to spawn child task HAIR	Child process creation failure	critical
`9`	Child task activation failure	Unable to activate spawned child process	error
`9`	Unable to activate child task	Child task activation after spawning	error
`999`	Command shell error	Unknown; document does not provide details	unknown
`9 (dpud)`	Unable to activate child task ~gmp	Process activation fails after spawn	error
`9-rtvu`	Unable to activate child task HAIR	Child process activation failure	critical
`abrtx of ABORT_TAG to ACKW failed`	ABORT_TAG transmission to ACKW process failed	Attempt to send ABORT_TAG to ACKW	error
`abrtx of ABORT_TAG to cali failed`	ABORT_TAG transmission to CALI process failed	Attempt to send ABORT_TAG to CALI	error
`'abrtx' of ABORT_TAG to 'chn' failed`	Failed to send abort tag to channel task	During abort procedure execution in channel task	error
`abrtx of ABORT_TAG to dsnd failed`	ABORT_TAG transmission to DSND process failed	Attempt to send ABORT_TAG to DSND	error
`abrtx of ABORT_TAG to pilo failed`	ABORT_TAG transmission to PILO process failed	Attempt to send ABORT_TAG to PILO	error
`abrtx of ABORT_TAG to recn failed`	ABORT_TAG transmission to RECN process failed	Attempt to send ABORT_TAG to RECN	error
`abrtx of ABORT_TAG to sdat failed`	ABORT_TAG transmission to SDAT process failed	Attempt to send ABORT_TAG to SDAT	error
`ACK/NACK BREAK (ANB)`	Communication break error between gantry and console	Signal brush block misalignment during ring diagnostic or normal operation	error
`a failure occurred on last allocation`	Memory allocation failure during 68000 or data memory test	Insufficient memory during test execution	error
`Aircal missing message`	No air calibration exists for selected protocol	Attempt to scan with uncalibrated protocol	error
`Alert board error (aaa)`	Error on alert board; aaa indicates SIF or MPM board in crash condition	SCAREMAN pre-scan test detects SIF or MPM not responding normally	error
`ANB_ERROR`	ANB error	ANB system malfunction	error
`Anode Rotor Hard failures`	Hard error in anode rotor subsystem	Anode rotor hard error detected in error log	critical
`Anode Rotor soft failures`	Soft error in anode rotor subsystem	Anode rotor soft error detected in error log	warning
`An operation on parent exchange failed`	Parent exchange operation failed	System attempts operation on parent message exchange	error
`APREPLRECO failed attempting to reply to RECO`	RECO reply operation failed in APREPLRECO process	Attempt to send response to RECO	error
`a region parametric error occurred`	Region parametric error during memory allocation	Invalid memory region parameters during test	error
`avoice data terminal ready not set error (uart cts)`	RS 232 handshake control line check error	Auto Voice serial communication initialization	error
`avoice request to send not set error (uart dcd)`	RS 232 handshake control line check error	Auto Voice serial communication initialization	error
`Background failures`	Error in background acquisition process	Background scan acquisition failure detected in error log	error
`Bad centering value passed to AP`	Invalid centering parameter sent to Analysis Processor	AP received invalid centering offset or position	error
`Bad lump value passed to AP`	Invalid lump parameter value sent to Analysis Processor	AP received out-of-range or malformed lump value	error
`Bad PAR scalar weighing flag passed to AP`	Invalid scalar weighing flag value for PAR	AP received out-of-range scalar weighing flag	error
`Bad PAR scalar weighing value passed to AP`	Invalid scalar weighing coefficient for PAR	AP received out-of-range weighing value	error
`Bad PAR vector weighing size passed to AP`	Invalid PAR vector weight array size parameter	AP received inconsistent vector weighing dimension	error
`Bad return tag from calibration 'pplread'`	Invalid return tag from calibration read	pplread returned unexpected tag value	error
`Bad return tag from recon table pplread`	Invalid response tag received from reconstruction table read	pplread operation completion	error
`Bad 'viewnum' passed to AP`	Invalid view number parameter to Analysis Processor	AP received out-of-range or invalid view number	error
`Bad 'viewnum' sequence`	Invalid sequence of view numbers detected	AP received views in non-sequential or invalid order	error
`Bad 'viewstat' passed to AP`	Invalid view status flag sent to Analysis Processor	AP received invalid or unexpected view status	error
`BPRD`	pplread of image from BP did not complete properly	Image read from BP completes but with errors or incomplete data	error
`BPRD`	Image size too big	Image reconstruction produces output larger than allocated buffer	error
`BPRD: Image size too big`	Reconstructed image exceeds maximum size limit	Image reconstruction resulted in oversized output	error
`BPRD: pplread of image from BP did not complete properly`	Incomplete image data read from BP module	Partial data transfer or timeout during image read	error
`BPRD: pplread of image from BP failed`	Failed to read image data from BP module	Communication or data read error from backprojection unit	error
`Bus error`	Bus communication error occurred	Error detected on system communication bus	critical
`bwfile failed to write AP save data to file`	Failed to write AP save data to disk file	System attempts to write AP-provided save data to disk	error
`bwfile failed to write calibration data to file`	Calibration data write operation failed	System attempts to save calibration data to disk	error
`bwfile failed to write detector fan data to file`	Detector fan data write operation failed	System attempts to write detector fan data to disk	error
`bwfile failed to write ripple vector data to file`	Ripple vector data write operation failed	System attempts to write ripple vector calibration data	error
`bwfile failed to write source fan data to file`	Source fan data write operation failed	System attempts to write source fan calibration data to disk	error
`C872:S22`	Unable to send FRSTDET message to XIDSK	System attempts to send FRSTDET message during data acquisition	error
`C872:S22`	SIF or MPM board in crash condition detected before scan	SCAREMAN pre-scan test detects SIF or MPM in crash condition	error
`C872:S22`	SPEAK CONSOLE address low response error	SPEAK CONSOLE (C) command sent, received incorrect response format	error
`C872:S22`	Unable to receive message from AP for data save	System attempts to receive data save message from acquisition processor	error
`CALIB database does not exist, creating one`	Calibration database file is being created for first time after software revision	First time running calibration procedures after software update	info
`Can't create erlg exchange ERLX`	ERLX message exchange cannot be created	PERL task initialization	critical
`Can't create erlg exchange ERLX`	System cannot create the ERLX error logging exchange	During PERL task startup	critical
`can't identify plot on display`	System cannot verify plot was successfully displayed	After attempting to render plot on display screen	error
`can't identify plot on display`	Display system cannot recognize or communicate with plot process	After plot process starts, during display connection handshake	error
`Can't receive a message from erlg exchange ERLX`	System cannot receive messages from ERLX exchange	During error logging message handling	error
`can't signal done plot on display`	Main control unable to send completion signal to plot process on display	After acceleration data calculation completes, signaling plot to finish	warning
`can't start coddcalc on heurikon`	Acceleration calculation software failed to launch on Heurikon processor	When attempting to begin coddcalc process for data analysis	error
`can't start plot on display`	Unable to launch plot application on display processor	When system attempts to start graphing module	error
`can't start plot on display`	Display plotting software failed to launch	When attempting to begin graphical display of acceleration and velocity data	warning
`CBOX`	Unable to delete task	Task deletion failure	error
`CBOX activate`	Unable to activate child task CBOX	Child task activation attempt	error
`CBOX delete`	Unable to delete task CBOX	Task termination or cleanup attempt	warning
`Center Cal protocol adjustment`	Centering calibration protocol configuration	When using Center Cal protocol for phantom or centering pin scan	info
`CMDSHL_ERROR`	Command Shell error	Command shell software failure	warning
`CMPR 1`	Unable to create message exchange 'C3dX'	System initialization or message queue setup	error
`CMPR 25`	Unable to signal event to a task 'THRE'	Event signaling operation during inter-task communication	error
`CMPR 3`	Unable to request message from message exchange 'C3dX'	Message request operation during system communication	error
`Couch position predata word 1 error`	Couch position value in predata memory location 1 is invalid or out of expected range	During predata validation before test begins	error
`Could not reptstat INITDONE_FAIL to main`	Failed to report INITDONE_FAIL status to main process	Attempt to report initialization failure to main	error
`Could not reptstat INITDONE_OK to main`	Failed to report INITDONE_OK status to main process	Attempt to send completion status to main	error
`Could not REPTSTAT to 'recn'`	Failed to report status to reconstruction component	Array processor initialization or communication failure	error
`Could not REPTSTAT to 'shel'`	Failed to report status to shell component	Array processor initialization or communication failure	error
`Creation on AP memory map failed`	Memory map allocation exceeded available data memory	AP memory map creation during system initialization	critical
`Creation on AP memory map failed (data memory exceeded)`	Memory allocation for AP data failed	RECN task creation	critical
`'creax' failed for 'cali'`	CALI task initialization failed	Process creax execution error	error
`'creax' failed for 'chn'`	Task initialization failed; CHN task suspends	Internal process creation error during CHN task startup	error
`creax failed for chn`	Task creation failed for CHN module	CHN task initialization	critical
`creax failed for cmpl`	Task creation failed for CMPL module	CHN task initialization	error
`Creax failed for dmat`	DMAT task creation failed	DSND task initialization	error
`creax failed for dsnd`	DSND task creation failed	DSND task initialization	critical
`'creax' failed for 'lev'`	Task creation failed for LEV module	LEV task initialization	critical
`creax failed for lev`	LEV task creation failed	LEV task initialization	critical
`'creax' failed for 'pilo'`	PILO task creation failed	PILO initialization attempt	critical
`'Creax' failed for 'recn'`	RECN task creation failed	RECN process initialization	error
`'creax' failed for 'sdat'`	SDAT task creation failed	SDAT process initialization	error
`creax failed for shel`	Process creation failed for SHEL task	SHEL task initialization	error
`CROS`	Unable to spawn child task	Child task spawn failure	error
`CROS delete`	Unable to delete task CROS	Task termination or cleanup attempt	warning
`CROSS`	Unable to activate child task	Child task activation failure	error
`CROSS activate`	Unable to activate child task CROSS	Child task activation attempt	error
`CROS spawn`	Unable to spawn child task CROS	System initialization or task management failure	error
`dbip 1`	Unable to create message exchange of DBIX	Message exchange initialization failure for DBIX	error
`dbip 100`	Unable to get regulus server	Regulus server connection failure	error
`dbip 102`	Unable to receive message from regulus queue of PVDB_MSG	Message receive failure from PVDB_MSG queue	error
`dbip 104`	Unable to get message queue id of DBIR_MSG	Message queue ID lookup failure for DBIR_MSG	error
`dbip 17`	Unable to allocate memory for message buffer dp_msgbuf	Memory allocation failure during initialization	error
`dbip 2`	Unable to attach to message exchange of DMIX	Message exchange attachment failure for DMIX	error
`dbip 4`	Unable to send message to regulus queue of PVDB_MSG	Message send failure to PVDB_MSG queue	error
`dbir 102`	Unable to receive message from DBIR_MSG	Message receive failure from DBIR_MSG queue	error
`dbir 103`	Unable to send message to IRTB_MSG	Message send failure to IRTB_MSG queue	error
`dbir 104`	Unable to get a message queue id of DBIR_MSG	Message queue ID lookup failure for DBIR_MSG	error
`dbir 174`	Unable to allocate memory for image header buffer	Memory allocation failure for image header	error
`DBIX`	Unable to attach message exchange	Message exchange attach failure	error
`DBIX attach`	Unable to attach message exchange DBIX	Message exchange attachment during initialization	error
`DCIP 2`	Unable to attach to message exchange 'DSPI'	DCIP subsystem attempting to connect to DSPI	error
`DCIP 26`	Unable to wait for event condition DCIP	Event wait operation during DCIP processing	error
`DCIP-4`	Unable to send message to message exchange 'DSPI'	Message transmission from DCIP	error
`Detector number out of range in predata word for first fan`	First fan detector number exceeds valid range in predata	Invalid detector number in scan predata word	error
`Detector numbers in data not in sequence`	Detector number sequence is incorrect in scan data	Scan data contains out-of-order or missing detector numbers	error
`DIAGREPORT`	Diagnostic error report	Diagnostic procedure generated error	error
`dits counter not reset to 0 error`	Digital input/test signal counter did not reset to zero	During acceleration test initialization	error
`divide by 0 error`	Plot file not updated due to mathematical error in data processing	Bad data received from couch position system	error
`divide by 0 error`	Math division by zero in plot calculation	Invalid data from couch causing zero divisor in formula	error
`DMA to/from AP failed`	Direct memory access transfer to or from AP failed	System attempts DMA operation with acquisition processor	critical
`DMIX`	Unable to attach message exchange	Message exchange attach failure	error
`DMIX attach`	Unable to attach message exchange DMIX	Message exchange attachment during initialization	error
`Drives Disable`	Gantry drive system disabled or inhibited	Signal brush block misalignment during operation or diagnostic	error
`DSP_ERR`	Digital Signal Processor error	DSP system reported error or malfunction	error
`Duplicated AP_ABORTDONE message`	Abort done message received multiple times	Duplicate message sent or not cleared after receipt	warning
`Duplicated AP_INITDONE message`	Initialization done message received multiple times	Duplicate message sent or not cleared after receipt	warning
`Duplicated AP_RECONDONE message`	Reconstruction done message received multiple times	Duplicate message sent or not cleared after receipt	warning
`Duplicated AP_STARTDONE message`	Start done message received multiple times	Duplicate message sent or not cleared after receipt	warning
`eror getsrvr`	File open error when getting microcode data file	File may be locked or gone during diagnostic test	error
`ERROR`	System error detected and logged	Error condition exists in system	error
`ERROR: bad detector xxxx`	A detector channel has been identified as defective during center program execution	Occurs when center program detects defective detector during global centering constant generation	error
`Error executing write`	Write operation to system monitor board failed	Write command failure	error
`Error on alert board = aaa`	SIF or MPM board in crash condition; aaa indicates which board	SCAREMAN pre-scan test detects SIF or MPM not communicating properly	error
`Error reading calibration parameters`	System unable to read calibration parameter data	Calibration memory or file access failure	critical
`error reading scan data`	Scan data acquisition failed	Couch did not reach end point or moved during acquisition	error
`error unknown`	Unknown error condition	Error detected but cause cannot be determined	unknown
`ESTOPERR`	Improper ESTOP sequencing	Emergency stop sequence violated	critical
`Exposure Ends Prematurely`	X-ray exposure terminates before programmed duration	HVG generator error or exposure timing circuit fault	error
`Failed to allocate segment for bad detectors`	Memory allocation failed for bad detector tracking	System attempts to allocate memory for bad detector list	error
`FATALER`	Fatal error	Critical system failure	critical
`fatal message error`	Fatal error condition with unspecified cause	Various critical system failures	critical
`fatal message error`	Fatal error occurred; scan cannot continue	Various system errors including couch positioning or data write failures	critical
`FAULT`	Forward drive, bias or overcurrent fault; test mode active	Forward drive circuit fault, bias circuit fault, overcurrent condition detected, or during test	error
`FIL bit 01 (CRX-125)`	Open filament detected	Filament circuit open or disconnected	error
`FIL bit 01 (CRX-200)`	Filament feedback fault	Filament feedback circuit failure	error
`FIL bit 02 (CRX-125)`	Filament test button pressed	Test button activated by operator	info
`FIL bit 02 (CRX-200)`	Filament over current detected	Filament current exceeds maximum threshold	error
`FIL bit 04 (CRX-125)`	Filament inverter power supply voltage too low	Filament inverter supply voltage below minimum	warning
`FIL bit 04 (CRX-200)`	Open filament detected	Filament circuit open or disconnected	error
`FIL bit 08 (CRX-125)`	Filament overcurrent detected	Filament current exceeds maximum threshold	error
`FIL bit 08 (CRX-200)`	Filament inverter inoperative	Filament inverter circuit failure	error
`FIL bit 10 (CRX-125)`	Filament inverter shoot-thru sensed	Filament inverter shoot-through condition detected	error
`FIL bit 10 (CRX-200)`	Filament inverter shoot-thru sensed	Filament inverter shoot-through condition detected	error
`FIL bit 20 (CRX-125)`	15V switched power supplies are too low	15V supply voltage below threshold	warning
`FIL bit 20 (CRX-200)`	Shorted filament	Filament circuit short detected	error
`FIL bit 40 (CRX-125)`	Filament current feedback missing	Filament current feedback circuit failure	error
`FIL bit 40 (CRX-200)`	Filament test push button pressed or power supply fault	Test button activated or filament supply failure	warning
`FIL bit 80 (CRX-125)`	Missing inverter current sense	Filament inverter current feedback missing	error
`FIL bit 80 (CRX-200)`	Cannot select filament	Filament selection circuit failure	error
`file: Can't delete image file`	Unable to delete image file from storage	File in use or insufficient permissions	warning
`file: Can't write header to new image file`	Unable to write header data to new image file	File write failure	error
`file read error`	File read error during microcode data retrieval	Cannot read microcode data file contents	error
`file seek error`	File seek error during microcode data retrieval	Error accessing file position during diagnostic	error
`FLOAT_ERR`	Floating-point exception error	Software floating-point math error	error
`get_info:couch position must be outside of view, 450mm or le`	Couch is positioned too close to or inside the scan circle during pilot scan setup	Couch position exceeds 450mm proximity to scan field boundary when pilot scan initiated	warning
`getrenv for $RECON failed`	Environment variable RECON retrieval failed	Attempt to read RECON environment variable	error
`getsrvr failed`	Server retrieval operation failed	Attempt to get server reference	error
`HCALERR`	Heat calculator error	Heat calculation software malfunction	warning
`HINTERR`	Hardware interlock ISP error	Interlock system failure or bypass detected	error
`HSSHARD`	High Speed Rotor hardware error	HSR hardware malfunction	error
`HSSSOFT`	High Speed Rotor software error	HSR software malfunction or control failure	error
`HVBUS`	H.V. bus voltage greater than 400 VDC	High voltage bus exceeds 400 volts DC	warning
`HVG_INT`	High Voltage Generator hardware error	HVG hardware malfunction or interrupt	error
`HVI_ERR`	High Voltage Power Supply Interface software error	HVPSI software malfunction	error
`HVIRINT`	HVPSI hardware error	High Voltage PSI hardware malfunction	error
`HVPSI failures`	High voltage power supply interface failure	HVPSI error detected in error log	error
`iaddr`	Unable to allocate memory for message buffer	Memory allocation failure for messaging	critical
`iaddr buffer`	Unable to allocate memory for a message buffer, iaddr	Message buffer creation request	error
`IDSK: An operation on parent exchange failed`	Parent exchange operation failure	Exchange communication error	error
`IDSK: bwfile failed to write AP save data to file`	File write operation failed for AP save data	Disk write error	error
`IDSK: bwfile failed to write calibration data to file`	File write operation failed for calibration data	Disk write error during calibration	error
`IDSK: bwfile failed to write detector fan data to file`	File write operation failed for detector fan data	Disk write error during fan data logging	error
`IDSK: bwfile failed to write ripple vector data to file`	File write operation failed for ripple vector data	Disk write error during calibration data logging	error
`IDSK: bwfile failed to write source fan data to file`	File write operation failed for source fan data	Disk write error during fan data logging	error
`IDSK: DMA to/from AP failed`	Direct memory access transfer to/from AP failed	Hardware communication error	critical
`IDSK: Failed to allocate segment for bad detectors`	Failed to allocate memory segment for bad detector list	Memory allocation failure	error
`IDSK: Invalid state transition`	System attempted invalid state transition	Software state machine error	error
`IDSK: More buffers than the length of Queue`	Buffer count exceeds queue capacity	Queue overflow condition	warning
`IDSK: More remote agents than the length of Queue`	Remote agent count exceeds queue capacity	Too many remote agents connecting	warning
`IDSK: ppfsendx to AP for ap save data failed`	Failed to send save data to AP via ppfsendx protocol	Communication protocol error	error
`IDSK: pplread of save data from AP failed`	Failed to read save data from acquisition processor	Communication or data read error	error
`IDSK: pplread/pplwrite failed`	Failed to read or write via ppl protocol	Communication protocol error	error
`IDSK: Too many views out of sequence. Buffer overflow`	Data buffer overflow due to out-of-sequence views	Excessive out-of-order data or slow processing	error
`IDSK: Unable to attach to exchange on AP`	Failed to attach to exchange on acquisition processor	Exchange attachment failure	error
`IDSK: Unable to free bad views memory segment`	Failed to deallocate bad views memory segment	Memory management error during cleanup	warning
`IDSK: Unable to free file parameters memory segment`	Failed to deallocate file parameters memory segment	Memory management error during cleanup	warning
`IDSK: Unable to grab bad views memory segment`	Failed to allocate or access bad views memory segment	Memory allocation failure	error
`IDSK: Unable to grab file parameters segment`	Failed to allocate or access file parameters memory segment	Memory allocation failure	error
`IDSK: Unable to grab parameter memory segment`	Failed to allocate or access parameter memory segment	Memory allocation failure	critical
`IDSK: Unable to receive message from AP for data save`	Failed to receive data save message from acquisition processor	Communication failure during data save operation	error
`IDSK: Unable to send calibration ready message to AP`	Failed to send calibration ready notification to AP	Communication failure to AP	warning
`IDSK: Unable to send NOMOREVIEWS message to AP`	Failed to send end-of-acquisition message to AP	Communication failure to AP	error
`IDSK: Unable to send SAVEMPM message to home exchange`	Failed to send save message to home exchange	Communication failure to exchange	error
`IDSK: Unable to send START_PASS_TAG to AP`	Failed to send start pass tag command to AP	Communication failure to AP	error
`illegal signal`	Invalid signal received by system	Malformed or unexpected signal data	warning
`'initx' failed for 'ACKW'`	Initialization of ACKW task failed	ACKW task cannot initialize	error
`initx failed for ACKW`	Initialization failed for ACKW process	ACKW process initialization	error
`'initx' failed for 'ACKX'`	ACKX module initialization failed	PILO task startup	error
`initx failed for arbi on the BP`	ARBI task initialization failed on backplane	DSND startup sequence	error
`initx failed for cali`	Initialization failed for CALI (calibration) process	CALI process initialization	error
`'initx' failed for 'cali'`	Calibration task initialization failed	Calibration process initialization during RECN startup	error
`initx failed for chn`	CHN task initialization failed	DSND startup or operation	error
`'initx' failed for 'chn'`	Channel task initialization failed	Channel process initialization during RECN startup	error
`initx failed for chn in DSND`	Initialization failed for CHN module from DSND context	DSND task startup	error
`initx failed for dsnd`	Initialization failed for DSND (data send) process	DSND process initialization	error
`'initx' failed for 'IDSK' on the MPM`	IDSK initialization failed on MPM module	IDSK process initialization during SDAT startup	error
`'initx' failed for 'iev'`	Task initialization failed	Initialization error in IEV subtask during CHN startup	error
`initx failed for lev`	Initialization failed for LEV module	CHN task startup	error
`'initx' failed for 'lev'`	LEV module initialization failed	PILO task startup	error
`'initx' failed for 'MRCV' on the MPM`	MRCV module initialization failed on MPM	MPM startup	error
`'initx' failed for 'msnd' on the MPM`	Task initialization failed on Multi-Processor Module	Initialization error for message send task on MPM	error
`'initx' failed for 'pilo'`	Initialization of pilot component failed	Pilot component cannot initialize	error
`initx failed for pilo`	Initialization failed for PILO process	PILO process initialization	error
`initx failed for recn`	Initialization failed for RECN (reconstruction) process	RECN process initialization	error
`'initx' failed for 'recn'`	Task initialization failed; CHN suspends	Initialization error in RECN subtask	error
`initx failed for sdat`	Initialization failed for SDAT process	SDAT process initialization	error
`'initx' failed for 'sdat'`	Task initialization failed	Initialization error in SDAT (save data) subtask	error
`initx failed for shel`	SHEL task initialization failed	DSND task startup sequence	critical
`'initx' failed for 'shel'`	Shell task initialization failed affecting RECN or SDAT	Shell process initialization during RECN or SDAT startup	error
`input & output buffers don't compare`	Input and output buffer contents do not match	Buffer comparison check failed	critical
`Invalid 'numfans' passed to AP`	Invalid number of detector fans parameter	AP received invalid detector fan count	error
`Invalid 'numproc' passed to AP`	Invalid number of processing units parameter	AP received invalid processor count	error
`Invalid scantype`	Scan type parameter is invalid or unrecognized	Scan type validation during initialization	error
`Invalid sequencer flag after ucode pipeline`	Unexpected sequencer flag state after microcode execution	Pipeline completion with invalid flag value	error
`Invalid state transition. (State, Tag)`	Illegal state transition attempted with given state and tag	System detects invalid state machine transition	error
`Invalid tag received at home exchange`	Unrecognized or malformed message tag received	Corrupted or unexpected message in inter-task communication	error
`IOCTL() error obtaining tty info`	Terminal interface configuration error	TTY info retrieval failure	error
`ISAV: file: Can't delete image file`	System cannot delete image file	Image file deletion operation failure	warning
`ISAV: file: Can't write header to new image file`	Cannot write header to new image file	Image file header write operation failure	error
`ISAV: newfile: Can't allocate memory segment to read image h`	Memory allocation failed for image header reading	Memory allocation request during image file header read	error
`ISAV: newfile: Can't close newly created image file`	Unable to close newly created image file	File close operation failure after image creation	error
`ISAV: newfile: Can't delete full image file`	System cannot delete full resolution image file	Full image file deletion operation failure	warning
`ISAV: newfile: Can't link image and full image files`	Cannot create link between image and full image files	File linking operation failure	error
`ISAV: newfile: Can't read header from image file`	Unable to read image file header	Image header read operation failure	error
`ISAV: newfile: Can't release memory`	Memory deallocation failed	Memory release operation failure	error
`ISAV: newfile: Can't rename the image file`	Unable to rename image file	Image file rename operation failure	warning
`ISAV: newfile: Can't write image to new image file`	System cannot write image data to newly created file	Image data write operation failure	error
`ISAV: Unable to write image data to file`	System cannot write image data to storage	Image file write operation failure	error
`KEYX-4`	Unable to send message to message exchange dmux	Task KEYX execution	error
`KV or MA errors`	Kilovoltage or milliamperage measurement error	KV or MA error detected in error log	error
`LED update command not understood`	LED control command not recognized	Invalid or incompatible LED command	warning
`LOAD PHRASE (L) command sent, response 0 ( )`	Phrase load command failed with 4-character response error	Operator enters phrase from menu, system receives incomplete response	error
`LOGO-1`	Unable to create message exchange LOGX	Task LOGO initialization	error
`LOGO:1`	Unable to create message exchange LOGX	Task LOGO initialization failure	error
`LOGO:17`	Unable to allocate memory segment SHOW	Memory allocation failure during LOGO task startup	critical
`LOGO-17`	Unable to allocate memory segment SHOW	Task LOGO memory allocation	error
`LOGO-2`	Unable to attach to message exchange DPRX	Task LOGO startup	error
`LOGO:2`	Unable to attach to message exchange DPRX	Message exchange attachment failure	error
`LOGO-2a`	Unable to attach to message exchange dmux	Task LOGO startup	error
`LOGO-2b`	Unable to attach to message exchange Lucm	Task LOGO startup	error
`LOGO:4`	Unable to send message to message exchange dmux	Message send operation failed	warning
`lwrite error to raw data file`	Write failure to raw data file	File system or disk I/O error during data write	error
`lwrite of plot.dat error`	Write failure to plot data file	File system error or bad couch data during plot generation	error
`MCAT: Detector number out of range in predata word for first`	First fan detector number exceeds valid range	Detector number in predata word exceeds maximum valid value	error
`MCAT: Detector numbers in data not in sequence`	Detector data sequence is out of order	Detector numbers read from scan data are non-sequential	error
`MCAT: Error reading calibration parameters`	Calibration parameters cannot be read	Calibration parameter read operation failure	error
`MCAT: Pilot mask bit set for CT scan in predata word`	Pilot mask bit is set in scan predata	Pilot mask bit flag is on in predata word	warning
`MCAT: Timed out waiting for agents to read calibration`	Timeout while agents read calibration data	Calibration read exceeds timeout threshold	warning
`MCAT: Timed out waiting for PROCDONE`	Timeout while waiting for PROCDONE message	PROCDONE message not received within timeout period	warning
`MCAT: Unable to allocate calibration memory segment`	Cannot allocate memory for calibration data	Memory allocation request for calibration fails	error
`MCAT: Unable to free calibration memory segment`	Cannot deallocate calibration memory	Memory deallocation failure for calibration data	error
`MCAT: Unable to free recon parameters memory segment`	Cannot deallocate reconstruction parameters memory	Memory deallocation failure for recon parameters	error
`MCAT: Unable to send IDSKDONE message to home exchange`	Cannot send IDSKDONE message to home exchange	Inter-process communication failure for IDSKDONE message	error
`MCAT: Unable to send IMAGE_IN message to home exchange`	Cannot send IMAGE_IN message to home exchange	Inter-process communication failure for IMAGE_IN message	error
`MCAT: Unable to send message to exchange for OSCNDONE_ACT`	Cannot send OSCNDONE_ACT message to exchange	Inter-process communication failure for OSCNDONE_ACT message	error
`MCAT: Unable to send message to exchange for PROCDONE_ACT`	Cannot send PROCDONE_ACT message to exchange	Inter-process communication failure for PROCDONE_ACT message	error
`MCAT: Unable to send message to exchange for RAWIN_ACT`	Cannot send RAWIN_ACT message to exchange	Inter-process communication failure for RAWIN_ACT message	error
`MCAT: Unable to send PROCDONE message to home exchange`	Cannot send PROCDONE message to home exchange	Inter-process communication failure for PROCDONE message	error
`MENU:2`	Unable to attach to message exchange MENX	Message exchange attachment failure	error
`MENU-2`	Unable to attach to message exchange MENX	Task MENU startup	error
`MENU-2a`	Unable to attach to message exchange RESX	Task MENU startup	error
`MENU-2b`	Unable to attach to message exchange CINX	Task MENU startup	error
`MENU-2c`	Unable to attach to message exchange COLX	Task MENU startup	error
`MENU-2d`	Unable to attach to message exchange IMGX	Task MENU startup	error
`MENU:4`	Unable to send message to message exchange RESX	Message send operation failed	warning
`MENU-4`	Unable to send message to message exchange RESX	Task MENU execution	error
`MENU-4a`	Unable to send message to message exchange COLX	Task MENU execution	error
`MENU-4b`	Unable to send message to message exchange CINX	Task MENU execution	error
`MENU-4c`	Unable to send message to message exchange IMGX	Task MENU execution	error
`MENU:8`	Unable to spawn child task CNPM	Child task spawn operation failed	error
`MENU-8`	Unable to spawn child task CNPM	Task MENU execution	error
`MENU-8a`	Unable to spawn child task PRWM	Task MENU execution	error
`MENU-9`	Unable to activate child task CNPM	After spawning CNPM task	error
`MENU:9`	Unable to activate child task CNPM	Child task activation failed	error
`MENU-9a`	Unable to activate child task PRWM	After spawning PRWM task	error
`message id set but initdone = 0`	Message ID set while initialization is not complete	Premature message ID assignment during initialization	error
`micro ld failed trying to load microcode memory`	Microcode load operation failed	Microcode memory loading attempt	critical
`MISCERR`	Miscellaneous error not fitting other categories	Software error not classified elsewhere	warning
`MORE`	Unable to release memory segment	Memory deallocation failure	error
`More buffers than the length of Queue`	Number of buffers exceeds queue length capacity	System detects buffer count exceeds queue size	warning
`MORE release`	Unable to release memory segment MORE	Memory deallocation during shutdown or cleanup	warning
`More remote agents than the length of Queue`	Number of remote agents exceeds queue length	System detects more agents than queue can handle	warning
`MREQERR`	X_SHOT request error	Scan request failed or rejected	error
`newfile: Can't allocate memory segment to read image header`	Memory allocation failed for image header read operation	Insufficient available system memory	error
`newfile: Can't close newly created image file`	Unable to close newly created image file after write	File system error or resource exhaustion	error
`newfile: Can't delete full image file`	Unable to delete full image file	File in use or insufficient permissions	error
`newfile: Can't link image and full image files`	Unable to link image and full image file together	File system error or missing files	error
`newfile: Can't read header from image file`	Unable to read image file header	File access error or corrupted file	error
`newfile: Can't release memory`	Unable to release allocated memory segment	Memory management error	error
`newfile: Can't rename the image file`	Unable to rename image file	File in use or file system error	error
`newfile: Can't write image to new image file`	Unable to write image data to newly created file	File write failure or storage error	error
`No Audio`	Audio feedback or alarm not functioning	HVG generator error or system malfunction	warning
`No Button Hit Detected`	Operator console button not responding	Button press not detected during diagnostic	warning
`NOCALFILE_ERR`	Calibration Request error: requested calibration file cannot be found	Calibration file lookup fails or file is corrupt	error
`No DMA resource channel in use`	DMA channel resource unavailable	Requested DMA channel is in use or unavailable	warning
`No Exposure`	X-ray generator fails to produce exposure	HVG (Spellman) generator malfunction or loss of slip ring power	error
`No Indicator (X-ray ON)`	X-ray ON indicator lamp not illuminating	HVG generator error or indicator circuit fault	warning
`no mpc reset initdone = 1`	MPC reset not performed while initialization is complete	System initialization state mismatch	error
`No Small Drives Power`	Small drives do not have power	Loss of power to small drives subsystem	error
`no so. mess. in & out complete interrupt error`	No solicited message input/output complete; no interrupt raised	Solicited operation timeout without interrupt signal	error
`NOT_IN_ERR`	Interpreted as no error	Error code value 1000	info
`no unsol. mess. rcvne interrupt error`	No unsolicited message received; no interrupt error	Expected unsolicited message did not arrive and no interrupt was raised	warning
`ONE`	Unable to release memory segment	Memory deallocation failure	error
`ONE release`	Unable to release memory segment ONE	Memory deallocation during shutdown or cleanup	warning
`Open failure()`	Communication initialization failure	Device communication failure	error
`OPIX`	Unable to create message exchange	Message exchange creation failure	error
`OPIX attach`	Unable to attach message exchange OPIX	Message exchange attachment during initialization	error
`OPIX message`	Unable to create message exchange OPIX	Message system initialization	error
`OSCN: Unable to allocate wtab memory segment`	Failed to allocate wtab memory segment	Memory allocation failure	error
`OSCN: Unable to free wtab memory segment`	Failed to deallocate wtab memory segment	Memory management error during cleanup	warning
`OVFLT`	Rail overcurrent fault; current exceeds 50 amps	Current on power rails exceeds 50 amperes	critical
`PARAM_ERR`	Parameter error generated when calfmr receives out-of-range parameter	Out-of-range parameter from optable, control, or database; invalid MA offset; unsupported CALM command; buffer handle mismatch; calibration file size too small; parameter size out of range for calibration	error
`Patient Support Horizontal failures`	Horizontal patient support positioning failure	Patient support horizontal error detected in error log	warning
`PDIX`	Unable to create message exchange	Message exchange creation failure	error
`PDIX message`	Unable to create message exchange PDIX	Message system initialization	error
`PEDX`	Unable to attach message exchange	Message exchange attach failure	error
`PEDX attach`	Unable to attach message exchange PEDX	Message exchange attachment during initialization	error
`Pilot mask bit set for CT scan in predata word`	Pilot scan mode bit incorrectly set in CT scan predata	Incorrect scan mode or data corruption in predata word	warning
`plot timeout`	Plot software did not complete drawing within timeout period	During graphical rendering of acceleration and velocity results	warning
`plot timeout`	Plot application failed to complete graphing operation within timeout period	During acceleration graph plotting on display	error
`'ppfsendx' of APCSLIB_TAG to MPM failed`	Failed to send APCSLIB tag to MPM	Inter-process message send failure	error
`ppfsendx of AP_REJECT to BP failed`	Failed to send rejection message to backplane	DSND rejects data or operation	error
`'ppfsendx' of column read request to the MPM failed`	Column read request transmission to MPM failed	Column data read request	error
`'ppfsendx' of column request to the MPM fail`	Column request transmission to MPM failed	Column processing request	error
`'ppfsendx' of FFT buffer request to the MPM failed`	FFT buffer request transmission to MPM failed	IPC send failure for FFT processing buffer	error
`'ppfsendx' of first buffer request to the MPM failed`	Failed to send initial buffer request to MPM	Inter-process message send failure	error
`'ppfsendx' of first buffer request to the MPM failed`	Buffer request transmission to MPM failed	IPC send failure when requesting first processing buffer	error
`'ppfsendx' of first column request to the MPM failed`	First column data transmission to MPM failed	Column data processing	error
`'ppfsendx' of first row request to the MPM failed`	First row data transmission to MPM failed	Data processing initiation	error
`'ppfsendx' of float buffer request to the MPM failed`	Floating-point buffer request transmission to MPM failed	IPC send failure for float buffer request	error
`'ppfsendx' of integer buffer request to the MPM failed`	Integer buffer request transmission to MPM failed	IPC send failure for integer buffer request	error
`'ppfsendx' of row request to the MPM failed`	Row request transmission to MPM failed	Row processing request	error
`ppfsendx to AP for ap save data failed`	Failed to send save data to AP via ppfsendx	System attempts to send save data to AP	error
`'pplread' completion tag not PPLR_CMP_TAG`	pplread operation completed with error status	pplread completion	error
`'pplread' failed for calibration read`	Calibration read operation failed	pplread process execution error	error
`pplread failed for recon table read`	Reconstruction table read operation failed	pplread function execution	error
`pplread of save data from AP failed`	Failed to read save data from acquisition processor	System attempts to read saved data from AP	error
`pplread/pplwrite failed`	PPL read or write operation failed	System attempts PPL communication operation	error
`pplwrite completion tag not PPLW SEND OK`	Write completion returned unexpected status code	DSND receives write completion notification	error
`pplwrite completion tag not PPLW SEND OK`	PPL write completion tag does not indicate successful send	PPL write operation completion in DSND task	error
`'pplwrite' completion tag not PPLW_SEND_OK`	pplwrite operation completed with error status	pplwrite completion	error
`'pplwrite' of rows to the MPM failed`	Row data write to MPM failed	Data writing operation	error
`pplwrite of views to the BP/EB failed`	Failed to write image views to backplane/expansion board	DSND attempts to write reconstructed views	error
`'ppsendx' of read msg to 'IDSK' failed`	Failed to send read message to IDSK via parallel port send	During data read from IDSK in SDAT task	error
`Predata sample x =x should = x`	Predata sample value does not match expected value at starting position	Validation of initial measurement sample before data collection starts	error
`ptr`	Unable to allocate memory segment	Memory allocation failure	critical
`ptr memory`	Unable to allocate memory segment ptr	Memory allocation request during startup or operation	critical
`QSPIERR`	Queued Serial Peripheral Interface error	QSPI communication failure	error
`rcv. unsol. mess. timeout`	Receive unsolicited message timeout	Unsolicited message reception did not complete within timeout period	warning
`readerr`	Error logging and help message display system for autocal failures	Any error during Air Cal Touch-up or autocal process	warning
`REGU`	Unable to get process id	Process ID lookup fails for a required module	error
`Regulus`	Unable to get Regulus message queue id	Queue ID retrieval failure	error
`Regulus queue id`	Unable to get a Regulus message queue id	Queue ID retrieval during initialization	critical
`Regulus queue send`	Unable to send a message to Regulus queue	Message transmission to Regulus subsystem	error
`REGU: Unable to get process id`	Failed to retrieve process identifier	System call to obtain process ID failed	error
`Relay ('sendx') of END_TAG to 'pilo' failed`	Failed to relay end tag to pilot component	Inter-task communication failure	error
`Relay ('sendx') of MPM_NOMOREVIEWS_TAG to 'chn' failed`	Failed to relay no more reviews tag to channel component	Inter-task communication failure	error
`Relay ('sendx') of P_PASS_TAG to 'pilo' failed`	Failed to relay pass tag to pilot component	Inter-task communication failure	error
`Relay ('sendx') of PPLW_CMP_TAG to 'chn' failed`	Failed to relay pipeline complete tag to channel component	Inter-task communication failure	error
`Relay ('sendx') of START_PASS_TAG to 'pilo' failed`	Failed to relay start pass tag to pilot component	Inter-task communication failure	error
`'reqx' failed at home exchange`	Request operation failed at central message hub	Communication or processing failure at home exchange	error
`'reqx' failed for COL_CHN ucode pipeline completion`	COL channel ucode pipeline completion request failed	Pipeline processing	error
`'reqx' failed for FLTAIR_CHN ucode pipeline completion`	FLTAIR channel ucode pipeline completion request failed	Pipeline processing	error
`'reqx' failed for ROW_CHN ucode pipeline completion`	ROW channel ucode pipeline completion request failed	Pipeline processing	error
`'reqx' failed for ucode pipeline completion`	Request for microcode pipeline completion failed	Microcode pipeline not responding or timeout	error
`'reqx' failure at 'ACKX' waiting for 'pplread' completion`	ACKX module timeout waiting for pplread completion	Data read operation timeout	error
`reqx failure at cmpl waiting for save data completion`	Request failed at CMPL waiting for SDAT completion	Data save completion timeout in CHN task	error
`reqx failure at dmat waiting for pplwrite completion`	Request failed at DMAT waiting for write completion	DSND synchronizes with view write operation	error
`'reqx' failure at 'pilo' waiting for 'pplwrite' completion`	PILO module timeout waiting for pplwrite completion	Data write operation timeout	error
`RESX`	Unable to attach message exchange	Message exchange attach failure	error
`RESX attach`	Unable to attach message exchange RESX	Message exchange attachment during initialization	error
`Retry expiration`	Message retry limit exceeded	Message transmission retry count reached maximum	error
`retsrvr failed trying to release server`	Server release operation failed	Attempt to release server resource	error
`rfile failed for downloading of twiddle table`	Twiddle table download operation failed	Twiddle table file read/download attempt	error
`ROTOR_TIMER`	Rotor timer message; warning or timeout indicator	Rotor timing anomaly detected	warning
`RTR_ERR`	Rotor software error	Rotor control software malfunction	error
`RTRRINT`	Rotor hardware error	Rotor hardware malfunction or interrupt	error
`RVDP 1`	Unable to create message exchange 'RVDX'	RVDP subsystem initialization	error
`RVDP-1b`	Unable to create message exchange 'RMRX'	RVDP module initialization	error
`RVDP-3`	Unable to request message from message exchange 'RVDX'	Message retrieval from RVDP exchange	error
`RVDP 4`	Unable to send a message to message exchange 'RMRX'	Message transmission to RMRX during operation	error
`RVDP-4b`	Unable to send a message to message exchange 'CRVX'	Outgoing message transmission	error
`sagc1`	Unable to create message exchange SAG0	Message exchange creation fails	error
`sagc17`	Unable to allocate memory for strip_buf buffer	Memory allocation fails	error
`sagc2`	Unable to attach message exchange SAGX	Message exchange attachment fails	error
`sagc8`	Unable to spawn task SCCR	Task creation fails	error
`sagc9`	Unable to activate process SCCR	Process activation fails	error
`SC1 0001`	Inverter chassis was source of fault	Inverter chassis fault detected	error
`SC1 0002`	AC Input chassis was source of fault	AC Input chassis fault detected	error
`SC1 0004`	Filament Chassis was source of fault	Filament Chassis fault detected	error
`SC1-0008`	Inverter Diag was source of fault	Inverter Diag fault detected	error
`SC1-0010`	Panel Interlock–Inverter or AC Input fault	Panel interlock fault detected	error
`SC1-0020`	LCL Power–/+ 15 vSW missing on System Control PCB	Power supply voltage missing	critical
`SC1 0040`	Shutdown– the XSC shutdown the HVG's contactor	XSC initiated HVG contactor shutdown	warning
`SC1-0080`	ALE (kv>30) without EXGATE	High voltage output without gate command	critical
`SC1 0100`	Regulation Error– KV out of tolerance > 1%	KV output exceeds tolerance by more than 1%	error
`SC1 0200`	Inverter Frequency Max detected	Inverter operating frequency at maximum	warning
`Scan Data Acquisition failures`	Scan data acquisition process failure	Scan data acquisition error detected in error log	error
`Scan Drive positioning failures`	Scan drive unable to position correctly	Positioning error or failure at power-up	error
`scan positioning timeout`	Couch positioning failed to complete within expected time	During initial couch positioning at acceleration test start	error
`SCIERR`	MC68331 serial diagnostic terminal error	MC68331 serial communication malfunction	error
`SDRVSER`	Small drives software error	Small drive control software malfunction	error
`See Error Logger`	System-level errors detected during startup or operation	Bootstrap completion or during normal operation	unknown
`sendx failed on AP_FREE_BUFF to chn`	Failed to send buffer-free message to CHN task	DSND attempts to release buffer	error
`sendx of AP_DMN_OUT to dsnd failed`	Failed to send DMN output message to DSND task	CHN task output request to DSND	error
`'sendx' of AP_DONE_SAVEDATA to requesting task failed`	Failed to send save complete message to requesting task	AP task completing SAVEDATA operation	error
`sendx of AP_SAVEDATA to sdat failed`	Failed to send save data message to SDAT task	CHN task data save request	error
`'sendx' of AP_SAVEDATA to 'sdat' failed`	Failed to send save-data command to storage task	IPC send failure to SDAT (save data) task	error
`'sendx' of microcode pipeline complete failed`	Message transmission of microcode pipeline completion failed	Microcode pipeline completion event	error
`sendx of microcode pipeline complete failed`	Failed to send microcode pipeline completion message from LEV task	LEV task pipeline completion	error
`'Sendx' of RDCAL_TAG to 'cali' failed`	Failed to send read calibration tag to calibration task	During calibration data transmission in RECN task	error
`'Sendx' of RDCAL TAG to 'cali' failed`	RDCAL tag transmission to calibration module failed	Calibration data exchange	error
`SHUF`	No free buffers for shuffle	SENDVIEW attempts to allocate buffer during image reconstruction	warning
`SHUF`	pplwrite to AP did not complete (tracer = mid)	Data write to AP module interrupted or stalled mid-transfer	error
`SHUF`	Unable to allocate memory for reconmap	Memory allocation fails during reconstruction map setup	error
`SHUF`	Unable to free buffer: AP return address mismatch	Buffer deallocation detects address mismatch with AP module	critical
`SHUF`	Unable to send NOMOREVIEWS message	SHUF cannot notify completion of view processing	error
`SHUF`	Timed out waiting for buffer request (maybe AP)	Buffer request from AP module does not arrive within timeout period	warning
`SHUF`	Starting View number out of range	Acquisition initiated with invalid starting view number	error
`SHUF: AP return address mismatch`	Cannot free buffer due to address mismatch with AP module	Buffer deallocation attempted with incorrect return address	error
`SHUF: Failed trying to send buffer to MSND`	Unable to send processed buffer to MSND module	Communication failure during buffer handoff	error
`SHUF: Invalid view number out of range`	View number parameter is outside valid range	Out-of-range view number encountered during processing	error
`SHUF: No free buffers for shuffle`	Insufficient buffer memory available for shuffle operation	Buffer pool exhausted during shuffle message processing	error
`SHUF: pplwrite to AP did not complete`	Write operation to AP module incomplete	Communication failure during data transfer to AP	error
`SHUF: Starting View number out of range`	View number parameter is outside valid range	Invalid starting view number provided to SHUF	error
`SHUF: Timed out waiting for buffer request`	Buffer request from AP did not arrive within timeout period	AP process failed to request buffer within expected time	error
`SHUF: Unable to allocate memory for reconmap`	Insufficient memory to allocate reconstruction map	Memory exhaustion during reconmap allocation	critical
`SHUF: Unable to free calibration memory segment`	Failed to deallocate calibration memory segment	Memory deallocation error during cleanup	warning
`SHUF: Unable to free reconbuff memory segment`	Failed to deallocate reconstruction buffer memory segment	Memory deallocation error during cleanup	warning
`SHUF: Unable to grab calibration memory segment`	Failed to allocate calibration memory segment	Memory allocation failure during calibration setup	error
`SHUF: Unable to send FRSTDET message to XIDSK`	Failed to send FRSTDET message to XIDSK	System processing error during message transmission	error
`SHUF: Unable to send NOMOREVIEWS message`	Failed to send NOMOREVIEWS completion message	Communication failure after view processing	error
`SHUF: Unable to send view buffer ready message to MSND`	Failed to notify MSND that view buffer is ready	Communication error during buffer handoff	error
`Small drives failures`	Small drives subsystem failure	Small drives error detected in error log	error
`solicited input completed in error`	Solicited input completed with error status	Input operation reported error status on completion	error
`solicited input complete timeout`	Solicited input completion did not occur within timeout	Input operation timeout during solicited message handling	error
`solicited output completed in error`	Solicited output completed with error status	Output operation reported error status on completion	error
`Solicited output complete timeout`	Solicited output completion did not occur within timeout	Output operation timeout during solicited message handling	error
`SPAWNTIME`	System initialization timeout in XSC+	XSC+ initialization exceeds time limit	warning
`Speak Phrase Overtime Error`	System timeout before receiving response to previous command	Previous command response not received before new command issued	error
`SPOTERR`	Spot software error	Spot control software malfunction	error
`STARTPROC_TAG received before START successfully finished`	STARTPROC_TAG arrived before START sequence completed	Premature STARTPROC_TAG reception	error
`'strtx' of AP_RUN_CHAIN to 'chn' failed`	Failed to start chain execution in CHN task	IPC start failure when ordering chain run	error
`strtx of AP_RUN_CHAIN to chn failed`	Failed to start AP_RUN_CHAIN on CHN task	Chain run initiation in CHN task	error
`strtx of BP_NOMOREVIEW_TAG to chn failed`	Start request for BP no-more-review tag to CHN task failed	DSND attempts to start CHN with message	error
`'strtx' of MPM_NOMOREVIEWS_TAG to 'chn' failed`	Failed to start/send end-of-data tag to CHN task	IPC start failure when forwarding MPM completion	error
`strtx of MPM_NOMOREVIEWS_TAG to dsnd failed`	Failed to start no-more-reviews tag on DSND task	Review termination request in CHN task	warning
`strtx of STARTPROC_TAG to ACKW failed`	STARTPROC_TAG transmission to ACKW process failed	Attempt to send STARTPROC_TAG to ACKW	error
`'Strtx' of STARTPROC_TAG to 'chn' failed`	Failed to send start procedure tag to channel task	During procedure initiation in channel task	error
`strtx of STARTPROC_TAG to dsnd failed`	STARTPROC_TAG transmission to DSND process failed	Attempt to send STARTPROC_TAG to DSND	error
`strtx of STARTPROC_TAG to pilo failed`	STARTPROC_TAG transmission to PILO process failed	Attempt to send STARTPROC_TAG to PILO	error
`strtx of STARTPROC_TAG to recn failed (1)`	STARTPROC_TAG transmission to RECN process failed (first instance)	Attempt to send STARTPROC_TAG to RECN	error
`Strtx of START_TAG to ACKW failed`	START_TAG transmission to ACKW process failed	Attempt to send START_TAG to ACKW	error
`strtx of START_TAG to cali failed`	START_TAG transmission to CALI process failed	Attempt to send START_TAG to CALI	error
`'Strtx' of START_TAG to 'chn' failed`	Failed to send start tag to channel task	During channel startup in RECN task	error
`strtx of START_TAG to dsnd failed`	START_TAG transmission to DSND process failed	Attempt to send START_TAG to DSND	error
`strtx of START_TAG to pilo failed`	START_TAG transmission to PILO process failed	Attempt to send START_TAG to PILO	error
`strtx of START_TAG to recn failed`	START_TAG transmission to RECN process failed	Attempt to send START_TAG to RECN	error
`strtx of START_TAG to sdat failed`	START_TAG transmission to SDAT process failed	Attempt to send START_TAG to SDAT	error
`THDP-17`	Unable to allocate memory segment MPR_LOAD	Memory allocation during THDP operation	error
`THDP 2`	Unable to attach to message exchange 'THDX'	THDP subsystem attempting to connect to THDX	error
`Timed out before receiving second RDCAL message`	Calibration message timeout	Expected RDCAL message not received within timeout period	error
`Timed out waiting for agents to read calibration`	Calibration read operation exceeded timeout threshold	Slow process response or communication delay	error
`Timed out waiting for calibration 'pplread' complete`	Calibration read operation timeout	pplread completion signal not received	error
`Timed out waiting for PROCDONE`	PROCDONE message reception exceeded timeout threshold	Delayed process completion or communication failure	error
`Timed out waiting for recon table pplread complete`	Reconstruction table read operation exceeded timeout threshold	pplread table read operation	error
`Time out`	Operation timeout	Operation did not complete within timeout period	error
`time out on read`	Button press not detected within timeout period	Button not pressed during test or button failed to register press signal	warning
`Time-Out on read of echo back`	No response from system monitor board within timeout	Board not responding	error
`timeout on signal from coddcalc done`	Coddcalc did not send completion signal within timeout period	After scan data collection, waiting for coddcalc calculation completion	error
`timeout on signal from coddcalc done`	Coddcalc failed to send completion signal within timeout period	After scan data collection, waiting for coddcalc to finish calculations	error
`timeout on signal from coddcalc to start scan`	No signal received from coddcalc to initiate scan within time limit	After coddcalc launches, waiting for start-scan signal	error
`timeout on signal from coddcalc to start scan`	Coddcalc calculation module failed to send scan start signal within timeout period	After coddcalc is started, waiting for signal to begin scanning	error
`too many points out of range`	Excessive invalid data points from couch sensor	Couch sensor malfunction or transmission error during scan	error
`Too many views out of sequence. Buffer overflow`	View buffer overflow due to out-of-sequence views	System receives more out-of-sequence views than buffer capacity	critical
`TST1`	High voltage generator test register 1 status check	System reads TST1 register during fault diagnosis	error
`Unable to activate child task ISVR`	Cannot activate ISVR child process	Process activation failure after creation	error
`Unable to activate child task WR00`	System cannot activate the WR00 child task	During CHRD task execution	error
`Unable to activate child task WR00`	Child task WR00 cannot be activated	Task CHRD startup sequence	error
`Unable to activate child task WR01`	Child task WR01 cannot be activated	Task CHRD startup sequence	error
`Unable to activate child task WR01`	System cannot activate the WR01 child task	During CHRD task execution	error
`Unable to activate child task WR02`	Child task WR02 cannot be activated	Task CHRD startup sequence	error
`Unable to activate child task WR02`	System cannot activate the WR02 child task	During CHRD task execution	error
`Unable to activate child task ZARM`	Cannot activate ZARM child process	Process activation failure after creation	error
`Unable to allocate calibration memory segment`	Failed to allocate memory for calibration parameters	Insufficient available system memory	error
`Unable to allocate memory segment 256`	System cannot allocate memory segment 256	During memory initialization or allocation request	critical
`Unable to allocate memory segment 257`	System cannot allocate memory segment 257	During memory initialization or allocation request	critical
`Unable to allocate memory segment 258`	System cannot allocate memory segment 258	During memory initialization or allocation request	critical
`Unable to allocate memory segment dbl_buff`	Memory allocation failed for double buffer segment	System memory exhaustion or allocation error	error
`Unable to allocate memory segment img_hdr`	Memory allocation failed for image header segment	System memory exhaustion or allocation error	error
`Unable to allocate memory segment img_size`	Memory allocation failed for image size segment	System memory exhaustion or allocation error	error
`Unable to allocate memory segment reg_msg`	Memory allocation failed for registry message segment	System memory exhaustion or allocation error	error
`Unable to allocate memory segment "semabuf"`	Shared memory segment allocation failure	During initialization of semaphore buffer	error
`Unable to allocate message buffer memory`	System cannot allocate memory for message buffers	During message buffer initialization or allocation	critical
`Unable to allocate wtab memory segment`	Failed to allocate wtab memory segment	System attempts to allocate wtab memory	error
`Unable to attach to exchange on AP`	Failed to attach to message exchange on acquisition processor	System attempts to establish exchange connection to AP	error
`Unable to attach to message exchange ACKW`	Cannot connect to ACKW message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange CINX`	Cannot connect to CINX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange COLX`	Cannot connect to COLX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange DBIX`	Cannot connect to DBIX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange DMIX`	Cannot connect to DMIX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange GEPV`	Cannot connect to GEPV message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange GOCX`	Cannot connect to GOCX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange img_chld`	Image child process communication attachment failed	During image processing subsystem initialization	error
`Unable to attach to message exchange MULT`	Cannot connect to MULT message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange PILX`	Cannot connect to PILX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange PRVX`	Cannot connect to PRVX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange RESX`	Cannot connect to RESX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange RTVX`	Cannot connect to RTVX message exchange	Application startup or inter-process communication failure	error
`Unable to attach to message exchange ZCUX`	Cannot connect to ZCUX message exchange	Application startup or inter-process communication failure	error
`Unable to create message exchange chrd`	System cannot create the chrd message exchange	During CHRD task startup	critical
`Unable to create message exchange chrd`	Message exchange for CHRD task cannot be created	Task CHRD startup	critical
`Unable to create message exchange 'CURC'`	System initialization failure for core message queue	Application startup phase when establishing inter-process communication	critical
`Unable to create message exchange HZR_`	Cannot create HZR_ message exchange	Message exchange creation failure during initialization	error
`Unable to create message exchange REGX`	Cannot create REGX message exchange	Message exchange creation failure during initialization	error
`Unable to create message exchange RMTX`	Cannot create RMTX message exchange	Message exchange creation failure during initialization	error
`Unable to create message exchange SVRX`	Cannot create SVRX message exchange	Message exchange creation failure during initialization	error
`Unable to create message exchange wr00`	Message exchange for WR00 cannot be created	Child task WR00 initialization	critical
`Unable to create message exchange wr00`	System cannot create the wr00 message exchange	During WR00 task startup	critical
`Unable to create message exchange wr01`	Message exchange for WR01 cannot be created	Child task WR01 initialization	critical
`Unable to create message exchange wr01`	System cannot create the wr01 message exchange	During WR01 task startup	critical
`Unable to create message exchange wr02`	Message exchange for WR02 cannot be created	Child task WR02 initialization	critical
`Unable to create message exchange wr02`	System cannot create the wr02 message exchange	During WR02 task startup	critical
`Unable to create message exchange Xprv`	Cannot create Xprv message exchange	Message exchange creation failure during initialization	error
`Unable to free bad views memory segment`	Failed to deallocate bad views memory segment	System attempts to free memory after processing bad views	error
`Unable to free calibration memory segment`	Failed to release calibration memory segment	Memory management error	error
`Unable to free file parameters memory segment`	Failed to deallocate file parameters memory segment	System attempts to free file parameters memory	error
`Unable to free recon parameters memory segment`	Failed to release reconstruction parameters memory segment	Memory management error	error
`Unable to free wtab memory segment`	Failed to deallocate wtab memory segment	System attempts to free wtab memory during cleanup	error
`Unable to get Regulus message queue XKEY`	Cannot retrieve XKEY message queue from Regulus	Message queue retrieval failure	error
`Unable to grab bad views memory segment`	Failed to allocate memory segment for bad views tracking	System attempts to allocate bad views memory	error
`Unable to grab file parameters segment`	Failed to allocate file parameters memory segment	System attempts to allocate file parameters memory	error
`Unable to grab parameter memory segment`	Failed to allocate parameter memory segment	System attempts to allocate memory for parameters	error
`Unable to open device/driver 256`	System cannot access device/driver 256	Device initialization or access attempt	error
`Unable to open device/driver 257`	System cannot access device/driver 257	Device initialization or access attempt	error
`Unable to open device/driver 758`	System cannot access device/driver 758	Device initialization or access attempt	error
`Unable to open device/driver CHANNELS`	System cannot access the CHANNELS device driver	Task CHRD initialization or operation	error
`Unable to read from device/driver 256`	Cannot read data from device driver 256	Data read request to device 256	error
`Unable to read from device/driver 257`	Cannot read data from device driver 257	Data read request to device 257	error
`Unable to read from device/driver 258`	Cannot read data from device driver 258	Data read request to device 258	error
`Unable to request message from message exchange chrd`	Cannot retrieve message from CHRD message exchange	Task CHRD message handling	error
`Unable to request message from message exchange wr00`	System cannot receive messages from wr00 exchange	During WR00 task message handling	error
`Unable to request message from message exchange wr02`	System cannot receive messages from wr02 exchange	During WR02 task message handling	error
`Unable to request message from message exchange wr0l`	Cannot retrieve message from message exchange wr0l	Message request during operation	error
`Unable to send calibration ready message to AP`	Failed to send calibration ready notification to AP	System attempts to notify AP that calibration is ready	error
`Unable to send IDSKDONE message to home exchange`	Failed to send IDSKDONE message to home exchange	Inter-process communication failure	error
`Unable to send IMAGE_IN message to home exchange`	Failed to send IMAGE_IN message to home exchange	Inter-process communication failure	error
`Unable to send message to exchange for OSCNDONE_ACT`	Failed to send OSCNDONE_ACT message to message exchange	Inter-process communication failure	error
`Unable to send message to exchange for PROCDONE_ACT`	Failed to send PROCDONE_ACT message to message exchange	Inter-process communication failure	error
`Unable to send message to exchange for RAWIN_ACT`	Failed to send RAWIN_ACT message to message exchange	Inter-process communication failure	error
`Unable to send message to Regulus queue XKEY`	Cannot send message to XKEY Regulus queue	Message send failure to Regulus queue	error
`Unable to send NOMOREVIEWS message to AP`	Failed to send NOMOREVIEWS message to acquisition processor	System attempts to notify AP that scan is complete	error
`Unable to send PROCDONE message to home exchange`	Failed to send PROCDONE message to home exchange	Inter-process communication failure	error
`Unable to send SAVEMPM message to home exchange`	SAVEMPM message transmission failed to home exchange	System attempts to send save data message to home exchange	error
`Unable to send START_PASS_TAG to AP`	Failed to send START_PASS_TAG message to acquisition processor	System attempts to initiate pass tag sequence on AP	error
`Unable to spawn child task ISVR`	Cannot create ISVR child process	Process creation failure during startup	error
`Unable to spawn child task "lcal"`	Child process launch failure for calibration task	During calibration subsystem initialization	error
`Unable to spawn child task WR00`	System cannot spawn the WR00 child task	During CHRD task initialization	error
`Unable to spawn child task WR00`	Child task WR00 cannot be spawned	Task CHRD initialization	error
`Unable to spawn child task WR01`	System cannot spawn the WR01 child task	During CHRD task initialization	error
`Unable to spawn child task WR01`	Child task WR01 cannot be spawned	Task CHRD initialization	error
`Unable to spawn child task WR02`	Child task WR02 cannot be spawned	Task CHRD initialization	error
`Unable to spawn child task WR02`	System cannot spawn the WR02 child task	During CHRD task initialization	error
`Unable to spawn child task ZARM`	Cannot create ZARM child process	Process creation failure during startup	error
`Unable to write image data to file`	Image data cannot be written to file storage	Memory allocation or file operation failure during image write	error
`Unable to write to device/driver CHANNELS`	Cannot write data to CHANNELS device driver	Data transmission attempt to CHANNELS	error
`Un-calibrated protocol`	No aircal exists for selected protocol	Attempting to scan with protocol that lacks air calibration	error
`unexpected message interrupt error interrupt bit $x`	Unexpected message interrupt received with interrupt bit set	Interrupt signal received in unexpected context	warning
`unexpected $ not enabled (mct1) mess. interrupt error interr`	Message interrupt received on disabled MCT1 channel	Interrupt signal on disabled communication channel	error
`unsol. mess. xmit error`	Unsolicited message transmission error	Error during unsolicited message transmission	error
`waddr`	Unable to release memory segment	Memory deallocation failure	error
`waddr memory`	Unable to allocate memory segment waddr	Memory allocation request during startup or operation	critical
`waddr release`	Unable to release memory segment waddr	Memory deallocation during shutdown or cleanup	warning
`Warning: NEW FILENAME NOT UNIQUE /usr/IQ/site/CA.AAAAAAAA`	System is creating unique filename for calibration data because requested name already exists	Occurs during program execution when a new filename needs to be created	info
`Warning: pin not very well centered, or detector is bad`	Centering pin is not well centered or a detector has failed	Center program detects off-center pin position or bad detector affecting measurement	warning
`Wrong state when AP_ABORTDONE received`	AP_ABORTDONE received while array processor in unexpected state	Abort done message received out of sequence	error
`Wrong state when AP_DEN_OUT received`	Invalid state machine condition for data output message in DSND	AP_DEN_OUT message arrival in DSND task	warning
`Wrong state when AP_DONE_SAVEDATA received`	State machine error on data save completion	Data save completion signal received in wrong state	error
`Wrong state when AP_FREE_BUFF received`	Invalid state machine condition for buffer free message	AP_FREE_BUFF message arrival in CHN task	warning
`Wrong state when AP_INITDONE received`	AP_INITDONE received while array processor in unexpected state	Initialization complete message received out of sequence	error
`Wrong state when AP_READCALI_DONE received`	Unexpected state during calibration completion	AP_READCALI_DONE message received in invalid state	error
`Wrong state when AP_READPARMS_DONE received`	Unexpected state during parameter read completion signal	AP_READPARMS_DONE tag received	error
`Wrong state when AP_RECONDONE received`	AP_RECONDONE received while array processor in unexpected state	Reconstruction done message received out of sequence	error
`Wrong state when AP_RUN_CHAIN received`	Unexpected state during chain run request	AP_RUN_CHAIN message received in invalid state	error
`Wrong state when AP_RUN_CHAIN received`	Invalid state machine condition for run chain message	AP_RUN_CHAIN message arrival in CHN task	warning
`Wrong state when AP SAVEDATA received`	AP task received SAVEDATA message in unexpected state	AP task receives SAVEDATA command while not ready	warning
`Wrong state when APSAVE_TAG receive`	APSAVE_TAG received while AP task in unexpected state	AP task receives APSAVE_TAG message during save operation	warning
`Wrong state when APSAVE_TAG receive`	SDAT received APSAVE_TAG in invalid state	AP sends APSAVE_TAG while SDAT not ready	warning
`Wrong state when AP_STARTDONE received`	AP_STARTDONE received while array processor in unexpected state	Start done message received out of sequence	error
`Wrong state when BP_NOMOREVIEWS_TAG received`	BP_NOMOREVIEWS_TAG received while task in unexpected state	Task receives no more views tag during operation	warning
`Wrong state when BP_NOMOREVIEWS_TAG received`	SDAT received NOMOREVIEWS in invalid state	BP signals no more reviews available	warning
`Wrong state when BP_NOMOREVIEWS_TAG received`	Invalid state for no-more-reviews tag from backplane	DSND receives BP_NOMOREVIEWS_TAG message	warning
`Wrong state when BUFFERREADY received`	Invalid state when buffer-ready message received	DSND receives BUFFERREADY notification	warning
`Wrong state when END_TAG received`	END_TAG received while task in unexpected state	End tag received out of sequence	error
`Wrong state when INIT_TAG received`	INIT_TAG received while task in unexpected state	Initialization message received out of sequence	error
`Wrong state when MPM_NOMOREVIEWS_TAG received`	MPM_NOMOREVIEWS_TAG received while task in unexpected state	No more reviews tag received out of sequence	error
`Wrong state when MPM_NOMOREVIEWS_TAG received`	Unexpected state during end-of-views message	MPM_NOMOREVIEWS_TAG received in invalid state	error
`Wrong state when MPM_NOMOREVIEWS_TAG received`	Invalid state for no-more-reviews tag from MPM	DSND receives MPM_NOMOREVIEWS_TAG message	warning
`Wrong state when MPM_NOMOREVIEWS_TAG received`	State machine error on receiving end-of-data tag	MPM signaled no more reviews in unexpected task state	error
`Wrong state when P_PASS_TAG received`	P_PASS_TAG received while task in unexpected state	Pass tag received out of sequence	error
`Wrong state when PPLW_CMP_TAG received`	State machine error on completion tag reception	Completion tag received in unexpected state	error
`Wrong state when PPLW_CMP_TAG received`	PPLW_CMP_TAG received while task in unexpected state	Pipeline complete tag received out of sequence	error
`Wrong state when RDCAL_TAG received`	Unexpected state during calibration message receipt	RDCAL_TAG message received in invalid state	error
`Wrong state when START_PASS_TAG received`	START_PASS_TAG received while task in unexpected state	Start pass tag received out of sequence	error
`Wrong state when STARTPROC_TAG received`	STARTPROC_TAG received while task in unexpected state	Start process message received out of sequence	error
`Wrong state when START_TAG received`	START_TAG received while task in unexpected state	Start message received out of sequence	error
`xmit buffer grant error`	Transmit buffer grant failed	Buffer grant operation unsuccessful	error
`xmit buffer request error`	Transmit buffer request failed	Buffer request operation failure	error
`XOT_ERR`	X-ray overtime error	X-ray exposure exceeds safe duration	error
`X-ray control reset`	X-ray contactor drops out or system shutdown occurs	Signal brush block misalignment causing communication loss during operation	critical
`XRAYERR`	X-ray software error	X-ray control software malfunction	error
`XREQERR`	Exposure request error	X-ray exposure request failed or invalid	error
`XSC failures`	XSC subsystem failure	XSC error detected in error log	error

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ServiceForge knowledge base record. Field-unverified unless technicians confirmed it. A teaching summary of the record, not a service manual. Export 2026-10-14.