Patient monitors

Philips CMS: troubleshooting and error codes

The ServiceForge knowledge base holds 106 documented symptoms for the Philips CMS, with 333 ranked causes, 259 diagnostic checks with test points and expected values, and 211 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

BIS module shows -?- or INOP messages patient safety

Uncertainty indicator or in-operation alarm displayed; may show multiple INOP messages

Ranked causes

1. BIS UN-PLUGGED: BIS module unplugged from rack (common)
2. BIS MODULE MALFUNC: Hardware malfunction or overcurrent (common)
3. BIS ENGINE DISCONN: BIS Engine not connected or cable defective (common)
4. BIS ENGINE INCOMPAT: Unsupported BIS Engine software version (occasional)
5. BIS ENGINE MALFUNC: BIS Engine hardware malfunction (common)
6. BIS DSC DISCONN: DSC not connected or module cable faulty (common)
7. BIS DSC MALFUNC: DSC malfunction, electrocautery interference, or PIC fault (occasional)
8. BIS DSC INCOMPAT: DSC software incompatible with BIS Engine (occasional)
9. BIS SENSOR MALFUNC: Sensor hardware malfunction or liquid in connector (common)
10. BIS SENSOR DISCONN: Sensor or PIC not properly connected (common)
11. BIS SENSOR INCOMP: Unsupported or unknown sensor type (occasional)
12. BIS SENSOR USAGE: Sensor has expired due to overuse (rare)
13. BIS SQI < 15%: Signal quality too low for BIS calculation (common)
14. BIS IMPEDANCE CHCK: Cyclic Impedance check in progress (unknown)
15. BIS LEAD OFF: One or more electrode leads have lost skin contact (common)
16. BIS HIGH IMPEDANCE: Electrode impedance above valid range (common)
17. BIS ISOELECTRC EEG: No discernible EEG activity detected (rare)
18. BIS SQI < 50%: Signal quality suboptimal (common)

First check

Identify INOP message displayed

Test point: Monitor display
Expected: Specific INOP message visible

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

CO2 module shows -?- and INOP messages patient safety

CO2 numeric display shows -?- and one or more INOP alarm messages displayed

Ranked causes

1. CO2 module unplugged from rack (occasional)
2. Transducer malfunction (occasional)
3. No transducer connected (common)
4. Calibration failed (occasional)
5. Transducer warming up (common)
6. Calibration in progress (occasional)
7. Calibration mode set but not started (rare)
8. CO2 value out of calibration range (occasional)
9. ETCO2 exceeds display scale (rare)
10. CO2 sidestream low flow (occasional)
11. CO2 sidestream occlusion (occasional)
12. Sidestream transducer malfunction (rare)
13. Sidestream pump automatically shut off (occasional)

First check

Perform self-test if transducer connected

Test point: CO2 module self-test numerics
Expected: Test numerics match listed reference values exactly

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

Measurement unsuccessful or parameters missing

After measurement attempt, parameters do not appear or error occurs; may be due to result selection settings or module/cartridge issues.

Ranked causes

1. Parameter result not selected (common)
2. Temperature out of range (occasional)
3. Software or CLEW recently updated (occasional)
4. Module pulled out during measurement (occasional)
5. Cartridge or simulator malfunction (occasional)
6. Cartridge not inserted properly (common)
7. Cartridge preburst - fluid on sensors (rare)
8. Sample positioning error - clot or not closed (occasional)
9. Sample underfilled - below fill mark (occasional)
10. Sample overfilled - beyond fill mark (occasional)
11. Insufficient sample or bubbles in sample (occasional)
12. Cartridge error - sample interference or defect (common)
13. Cartridge type not recognized (rare)

First check

Result selection enabled

Test point: Results Selection Task Window
Expected: All desired parameters switched ON

1 more check with pass and fail actions, 15 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Dash-question-dash displayed with INOP messages for SvO2 module patient safety

Display shows '-?-' instead of numerical value with one or more INOP (inoperative) messages.

Ranked causes

1. Module unplugged from rack (common)
2. Abbott Optical Module not connected or connection loose/broken (common)
3. Abbott Optical Module configured for SaO2 instead of SvO2 (occasional)
4. No valid calibration data in Abbott Optical Module (common)
5. Abbott Optical Module disconnected during data storage (occasional)
6. Abbott Optical Module or M1021A memory defect (rare)
7. M1021A or Abbott Optical Module defective (occasional)
8. Abbott Optical Module warm-up period incomplete (occasional)
9. Unusually low light level from catheter (occasional)
10. Light intensity changed considerably since last calibration (occasional)
11. Light Intensity signal drift after Pre-insertion Calibration (occasional)
12. Signal outside normal range for SvO2 derivation (occasional)

First check

Verify SvO2 module fully seated in rack

Test point: Module slot
Expected: Module fully inserted into rack

1 more check with pass and fail actions, 22 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

-?- displayed with INOP message for SpO2/Pleth module patient safety

Module shows -?- indicator and one or more INOP alarm messages indicating measurement or module malfunction

Ranked causes

1. No transducer connected (common)
2. Transducer or module malfunction (occasional)
3. SpO2/Pleth module unplugged from rack (occasional)
4. Erratic SpO2 measurements or transducer misposition (occasional)
5. Patient movement or electrical interference causing noise (occasional)
6. Ambient light or cable-induced electrical interference (occasional)
7. Pulse too weak or not detectable (rare)
8. Transducer displaced or automatic wave fixing artifact (rare)
9. Transducer defective due to inadequate diode output (rare)

First check

Perform SpO2/Pleth module self-test

Test point: Self-test result screen
Expected: Test numerics match listed expected values exactly

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

C.O. module displays -?- with INOP message patient safety

Questionable data or error message displayed; module not providing valid cardiac output measurement or shows hardware malfunction

Ranked causes

1. C.O. UNPLUGGED – module disconnected from rack (common)
2. No C.O. Interface Cable attached or cable/catheter broken (common)
3. C.O. EQUIP MALF – hardware malfunction in C.O. module (occasional)
4. CCO NOT SUPPORTED – wrong catheter or defective equipment (occasional)
5. CCO NO ABP – selected pressure source not available (occasional)
6. CCO ABPa INVALID – pressure waveform invalid for calculation (occasional)
7. CCO NO CAL – no valid calibration for CCO (occasional)
8. CCO BAD PRESS SIGN – pressure waveform cannot be analyzed (occasional)

First check

Verify cable and catheter connection quality

Test point: C.O. Interface Cable connector, catheter seat
Expected: All connectors fully seated and free from dirt

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

FIO2 module displays -?- with INOP messages patient safety

FIO2 module displays -?- indicator instead of numerics with INOP (inoperative) alarm messages

Ranked causes

1. FIO2 module unplugged from rack (common)
2. Internal test/offset values out of range or transducer cable C break (occasional)
3. Transducer not connected or cable A/B break (common)
4. Signal out of range or drifts during calibration (occasional)
5. Calibration in progress (common)
6. FIO2 reading out of range due to incorrect calibration (occasional)
7. Transducer not calibrated since last start (common)
8. Module battery not charged or defective (occasional)

First check

Perform FIO2 module self-test

Test point: Module self-test function
Expected: Test numerics match listed specification values

1 more check with pass and fail actions, 8 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

INOP message displayed for tcpO2/tcpCO2 patient safety

One or more INOP messages appear with -?- instead of numeric; module shows error condition

Ranked causes

1. Module self-test failed (common)
2. Module malfunction - TC Equip Malf with module error (occasional)
3. Microswitch in calibration chamber intermittent (occasional)
4. Transducer insertion/removal frequency issue (occasional)
5. Equipment malfunction with transducer connected (occasional)
6. Microswitch in calibration chamber faulty (occasional)
7. Calibration failed - signal out of range or unstable (occasional)
8. Calibration required before patient application (common)

First check

Perform module self-test

Test point: Test mode
Expected: tcpO2=60 mmHg (8.0 kPa), tcpCO2=40 mmHg (5.3 kPa)

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

CRT display is blank high voltage

No image visible on CRT display screen despite power connection and switch activation

Ranked causes

1. Blown fuse or low-voltage output from power supply (common)
2. Contrast or brightness controls set too low (common)
3. High voltage output from SMPS not present (occasional)
4. Video cable disconnected or faulty (common)
5. Blue human interface connector improperly connected (occasional)
6. Wrong or missing DSPC card in backplane (occasional)
7. Incorrect card placement in backplane (occasional)

First check

Verify power supply connection and power switch status

Test point: Green LED near power switch on front of display module
Expected: LED illuminates GREEN when CMS plugged in and power switch set to ON

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

Display is blank with no picture or error messages

No image visible on screen; no error messages displayed

Ranked causes

1. Contrast and/or brightness controls set too low (common)
2. Power lead disconnected or switched off (common)
3. Display fuses open (occasional)
4. DC/DC cable or video cable disconnected or faulty (occasional)
5. Blue HIF connector improperly connected (M1092A only) (occasional)
6. Display assembly defective (M1095A/XGA) (occasional)
7. Card placement incorrect or faulty function card (occasional)

First check

Adjust brightness and contrast controls

Test point: Brightness and contrast potentiometers
Expected: Image visible on display at maximum brightness

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

EEG display shows -?- with INOP messages

-?- displayed instead of numeric; one or more INOP messages present

Ranked causes

1. EEG module malfunction (impedance out of spec) (occasional)
2. EEG module unplugged (common)
3. EEG module hardware malfunction (occasional)
4. EEG trunk cable disconnected (common)
5. Lead electrodes disconnected or off patient (common)
6. Excessive line noise on channel (occasional)
7. Input signal too high (overrange) (occasional)

First check

Electrode impedance within spec

Test point: EEG module 12-pin connector via test device
Expected: EEG1+ 5 kΩ, EEG1- 10 kΩ, EEG2+ 12 kΩ, EEG2- 15 kΩ, ±2 kΩ
Tools: EEG Test Device, function generator

1 more check with pass and fail actions, 11 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

NBP display shows -?- with INOP messages patient safety

-?- displayed instead of numerics with one or more INOP messages in task window

Ranked causes

1. NBP module unplugged (common)
2. Hardware problem in module or tubing (occasional)
3. Strong patient movement during measurement (common)
4. Inflation/deflation timeout or pump problem (occasional)
5. Defective pneumatic control (occasional)
6. Incorrect cuff type for patient size setting (occasional)
7. Cuff not fully deflated (occasional)

First check

Verify INOP message type

Test point: NBP task window INOP display
Expected: Specific INOP message shown

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

TEMP module displays no numerics or -?- patient safety

Temperature parameter shows no numeric value and no -?- indicator; module appears offline or disconnected

Ranked causes

1. TEMP probe not connected (common)
2. TEMP parameter not enabled (common)
3. TEMP numeric display not enabled (common)
4. Too many TEMP modules connected (occasional)
5. Module or rack connector failure (occasional)
6. TEMP module hardware defect (rare)
7. Rack or rack interface card defect (rare)

First check

Verify TEMP probe connection

Test point: TEMP module input connector
Expected: TEMP probe physically connected and seated

8 more checks with pass and fail actions, 8 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

FIO2 module numerics and indicator not displayed

Neither numerics nor -?- indicator displayed for FIO2 module on monitor

Ranked causes

1. FIO2 transducer not connected (common)
2. FIO2 parameter not enabled (common)
3. FIO2 numeric display not enabled (common)
4. Multiple FIO2 modules plugged in (occasional)
5. Module or rack connection faulty (occasional)
6. Satellite Rack cable defective (occasional)

First check

Verify transducer connected to FIO2 module

Test point: FIO2 module connector
Expected: Transducer physically present and seated

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

No CO2 numerics or -?- displayed patient safety

CO2 module shows neither numeric values nor -?- indication on display

Ranked causes

1. No transducer connected to module (common)
2. CO2 parameter turned off (common)
3. CO2 numeric display turned off (common)
4. Multiple CO2 modules installed (occasional)
5. Module or rack interface connection fault (occasional)
6. CO2 module defective (occasional)

First check

Verify transducer connected

Test point: CO2 module connector
Expected: Transducer plugged in

8 more checks with pass and fail actions, 11 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

No numerics or display indicator for tcpO2/tcpCO2 module patient safety

No numeric values shown on display; parameter shows no reading or -?- indicator

Ranked causes

1. No transducer connected (common)
2. Parameter or numeric display turned off (common)
3. Multiple tcpO2/tcpCO2 modules installed (occasional)
4. Module connector or rack slot faulty (occasional)
5. Module is defective (occasional)
6. Rack interface card faulty (rare)

First check

Verify transducer is connected

Test point: Module connector
Expected: Transducer plugged in

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

No pressure numerics or question mark displayed

Neither numerics nor -?- shown for PRESSURE module on display

Ranked causes

1. No transducer connected (common)
2. PRESSURE parameter turned off (common)
3. PRESSURE numeric display turned off (common)
4. Too many PRESSURE modules connected (occasional)
5. Module or rack connection faulty (occasional)
6. CPP calculation missing source (occasional)

First check

Verify transducer connection to module

Test point: PRESSURE module transducer port
Expected: Transducer physically connected

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

Poor display quality, inverse video, incorrect colors, faded image, ghosting, scrambled picture, or missing information on CRT

Display shows degraded image quality with color distortion, fading, ghosting, scrambling, or missing content

Ranked causes

1. Video termination switch improperly set (common)
2. Video cable disconnected or faulty (common)
3. De-gaussing coils faulty (color display) (occasional)
4. Display controller in computer module faulty (occasional)
5. Mismatch between color/monochrome monitor and controller (occasional)
6. Blue HIF connector improperly connected (occasional)

First check

Verify video termination switch setting

Test point: Video termination switch on rear of display
Expected: Main display: Switch ON (in). Main+Remote: Main OFF (out), Slave ON (in)

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

BIS module does not display numerics or -?-

No BIS parameter value or uncertainty indicator shown on display

Ranked causes

1. BIS Engine, DSC, or BIS Sensor not connected (common)
2. BIS parameter turned off (common)
3. BIS numeric display turned off (common)
4. Multiple BIS modules installed (occasional)
5. Module or rack connector fault (occasional)

First check

Verify BIS Engine, DSC, and Sensor are connected

Test point: BIS module connector ports
Expected: All three components properly seated

4 more checks with pass and fail actions, 8 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

C.O. module task window shows sensor or calibration error patient safety

Message appears in Measure C.O. Task Window indicating transducer not connected, calibration outdated, or catheter type unrecognized

Ranked causes

1. no Tinj transducer connected – Injectate Temperature Probe cable disconnected or broken (common)
2. Unexpected catheter – module cannot identify Transpulmonary Catheter type (occasional)
3. Unknown catheter – faulty cable, module, or unrecognized catheter (occasional)
4. CCO CHECK CAL – calibration older than 8 hours (common)
5. SVR MISSING CVP – CVP measurement not available (occasional)

First check

Inspect Injectate Temperature Probe cable

Test point: C.O. Interface Cable connector
Expected: Probe cable properly connected and connector clean

3 more checks with pass and fail actions, 13 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

ECG/RESP module no display and no green LED

Neither numerics nor error indicator displayed for ECG/RESP module; green LED does not light on module insertion

Ranked causes

1. Trunk cable with lead set not connected to module (common)
2. ECG or RESP parameters not turned on in system settings (common)
3. ECG (HR) and RESP numerics display turned off (common)
4. Multiple ECG/RESP modules plugged in simultaneously (occasional)
5. Module or rack connector contact failure (common)

First check

Verify trunk cable with lead set connection

Test point: ECG/RESP module connector
Expected: Trunk cable with lead set properly seated on module

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

EEG numerics or display not showing

Neither numerics nor -?- displayed for EEG module on monitor

Ranked causes

1. EEG transducer not connected (common)
2. EEG parameter turned off (common)
3. EEG numeric turned off (common)
4. Multiple EEG modules plugged in (occasional)
5. Faulty module or rack connector (occasional)

First check

EEG transducer connected

Test point: EEG module connector
Expected: transducer present

6 more checks with pass and fail actions, 9 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Flatscreen Display (M1095A) is blank high voltage

M1095A flatscreen display shows no image despite power connection and switch activation

Ranked causes

1. Blown fuse or power supply issue (common)
2. Video/Power cable disconnected or faulty (common)
3. M1047A Power Supply remote control board or SMPS faulty (occasional)
4. Incorrect cards or missing Flatscreen Display Controller Board (occasional)
5. Flatscreen Display backlight, LCD, or video board defective (occasional)

First check

Check power supply and display green LEDs

Test point: Front of display and power supply
Expected: Both LEDs illuminate GREEN when CMS plugged in and switches set to ON

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

Flatscreen Display poor display quality

M1095A display shows degraded image quality, misalignment, jitter, or clarity issues

Ranked causes

1. Video cable disconnected or faulty (common)
2. Flatscreen Display Controller Board faulty (occasional)
3. Display pixel failures or LCD defective (occasional)
4. Display misalignment or jitter (occasional)
5. Brightness too low or display angle suboptimal (common)

First check

Verify video cable connection

Test point: Video/power cable connectors
Expected: Cable securely connected

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

NBP display shows no numerics or -?- patient safety

Neither numerics nor -?- displayed for NBP module in task window

Ranked causes

1. NBP parameter turned off (common)
2. NBP numeric turned off (common)
3. Multiple NBP modules plugged in (occasional)
4. Module or rack connection faulty (occasional)
5. Rack interface card defective (rare)

First check

Verify NBP parameter enabled

Test point: System settings
Expected: NBP parameter turned on

6 more checks with pass and fail actions, 8 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

No numerics or -?- displayed for SpO2/Pleth module patient safety

Monitor displays neither SpO2 value nor -?- indicator; module is completely unresponsive

Ranked causes

1. No transducer connected to module (common)
2. SpO2/Pleth parameter is turned off (common)
3. SpO2/Pleth numeric display is turned off (common)
4. Too many SpO2/Pleth modules plugged in (occasional)
5. Module or rack interface connection fault (occasional)

First check

Verify transducer connection

Test point: Module connector
Expected: Transducer physically connected

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

No numerics or dash-question-dash displayed for SvO2 module patient safety

Neither numerical readings nor '-?-' indicator appears on display for SvO2 parameter. Module may not be functioning.

Ranked causes

1. Abbott optical module or catheter not connected (common)
2. SvO2 parameter not enabled (common)
3. SvO2 numeric display not enabled (common)
4. Multiple SvO2 modules installed (occasional)
5. Module or rack connection faulty (occasional)

First check

Verify Abbott optical module and catheter connection

Test point: Module connectors
Expected: Abbott optical module physically connected

4 more checks with pass and fail actions, 8 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Red LED stays on all CPU cards

Red LEDs on all CPU cards remain continuously illuminated

Ranked causes

1. SMPS malfunction or component failure (common)
2. Power supply LED off (M1092A/94A) (occasional)
3. One or more SMPS LEDs off (M1094B) (occasional)
4. M1047A or M1109A unit failure (occasional)
5. M1046B fuse failure or unit failure (occasional)

First check

Check SMPS LED status

Test point: SMPS indicator light(s)
Expected: At least one SMPS LED illuminated

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

System resets periodically patient safety

Computer Module resets itself at regular intervals; all patient data is lost

Ranked causes

1. HIL cable reversed between Display/Alarm Device and Computer Module (common)
2. Faulty HIL cable (occasional)
3. Faulty HIF board or blue HIF connector (occasional)
4. Faulty Utility CPU Card (occasional)
5. SRAM checksum error (occasional)

First check

Inspect HIL cable polarity

Test point: HIL cable connectors
Expected: Dot indicators matched correctly

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

TEMP module displays -?- with INOP message patient safety

Temperature reads -?- (unknown) and system displays INOP (inoperative) alarm message; module operationally compromised

Ranked causes

1. TEMP module self-test failure (common)
2. TEMP module unplugged or disconnected (occasional)
3. Temperature probe disconnected (common)
4. Temperature reading out of range (occasional)
5. TEMP module hardware malfunction (occasional)

First check

Perform TEMP module self-test

Test point: TEMP test numeric value
Expected: Test numeric reads exactly as listed in self-test table

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

XGA Display is blank high voltage

XGA display shows no image despite power connection and switch activation

Ranked causes

1. Blown fuse or low-voltage supply issue (common)
2. Video/Power cable disconnected or faulty (common)
3. Power Supply remote control board or SMPS faulty (occasional)
4. Incorrect cards or missing Display Controller Board in Computer Module (occasional)
5. XGA Display backlight, LCD, or video board defective (occasional)

First check

Check power supply and display green LEDs

Test point: Front of display and power supply
Expected: Both LEDs illuminate GREEN when CMS plugged in and switches set to ON

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

Blood Analysis module INOP displayed

INOP messages indicate module fault; specific error message in Task Window indicates cause and corrective action.

Ranked causes

1. Module unplugged (common)
2. Permanent module malfunction (occasional)
3. Configuration problem detected (occasional)
4. Module environment temperature out of range (occasional)

First check

Module INOP message type

Test point: Display
Expected: INOP message indicates specific cause

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

INOP message identifies specific failure patient safety

System displays specific INOP message code indicating the cause of TEMP module inoperability

Ranked causes

1. <Tx> UNPLUGGED (common)
2. <Tx> NO TRANSDUC (common)
3. <Tx> OVERRANGE (occasional)
4. <Tx> EQUIP MALF (occasional)

First check

Identify INOP message code from system display

Test point: INOP message text on monitor
Expected: One of: <Tx> UNPLUGGED, <Tx> NO TRANSDUC, <Tx> OVERRANGE, <Tx> EQUIP MALF

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

Keyboard and front panel switches not operating

Keyboard and front panel switch inputs do not respond or are unresponsive

Ranked causes

1. HIL cable between Display/Alarm Device and Computer Module reversed (common)
2. Faulty HIL cable (occasional)
3. Faulty HIF board or blue HIF connector (occasional)
4. Faulty Utility CPU Card (occasional)

First check

Check HIL cable polarity

Test point: HIL cable connectors
Expected: Dot indicators matched correctly

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

No C.O. module display or data patient safety

Neither numerics nor -?- displayed for Cardiac Output module; module shows no sign of operation

Ranked causes

1. C.O. Interface Cable or catheter not connected (common)
2. C.O. parameter or numeric display not enabled (common)
3. Multiple C.O. modules plugged in simultaneously (occasional)
4. Faulty module rack connector or module (occasional)

First check

Verify C.O. Interface Cable and catheter connection

Test point: C.O. module connector
Expected: Cable and catheter fully seated and connected

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

Programming tool LED indicates interconnection failure

STATUS LED on, PASS LED on, Fail LED on. No communication between CPC and host monitor.

Ranked causes

1. Programming tool not properly connected to host (common)
2. Programming Card not properly inserted (common)
3. Bad programming tool or cable (occasional)
4. Bad CPC Card (occasional)

First check

Verify programming tool connection to host

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

TouchScreen operation is malfunctioning

Touchscreen does not respond properly to touch input or calibration is incorrect

Ranked causes

1. RS232 cable disconnected between display and function box (common)
2. Overlay visibly damaged (occasional)
3. RS232 configuration incorrect (common)
4. TouchScreen calibration incorrect or drifted (common)

First check

Verify RS232 cable connection

Test point: RS232 connectors on display and function box
Expected: Cable securely connected

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

Blood Analysis module not accessible

Unable to access Blood Analysis module Task Window; module parameter may be off, duplicated, or disconnected.

Ranked causes

1. Blood Analysis parameter turned off (common)
2. Multiple Blood Analysis modules plugged in (occasional)
3. Module or rack connector faulty (occasional)

First check

Blood Analysis parameter enabled

Test point: Configuration Mode
Expected: Parameter is ON

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

INOP: RESP LEAD OFF patient safety

Respiration lead is disconnected; respiration electrode detached from patient or patient cable unplugged from module

Ranked causes

1. Respiration electrode detached from patient or cable not properly connected (common)
2. Respiration lead set defective (occasional)
3. RESP module hardware defective (occasional)

First check

Verify respiration electrode is attached to patient

Test point: Respiration electrode on patient skin
Expected: Respiration electrode securely attached with good skin contact

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

Invalid or expired CLEW

Task Window displays 'Invalid or Expired CLEW, See Manual'; CLEW version may be expired, date code invalid, or update incomplete.

Ranked causes

1. CLEW version expired (occasional)
2. Invalid CMS date code (occasional)
3. CLEW update incomplete (occasional)

First check

CMS date setting

Test point: CMS configuration
Expected: Valid current date

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

Only green LED blinking on CPU cards

Only one green LED on each CPU Card keeps blinking with no red LED staying on

Ranked causes

1. Faulty CPC Card (common)
2. Defective APP_CPU card (occasional)
3. Faulty Utility CPU (occasional)

First check

Exchange CPC Card with known good

Test point: CPU Card LED behavior
Expected: LED behavior changes to normal

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

Programming tool LED indicates checksum error

STATUS LED off, PASS LED off, Fail LED on. Flash programming process interrupted.

Ranked causes

1. Flash programming process interrupted (common)
2. Bad CPC Card (occasional)
3. Bad Programming Card (occasional)

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

All green LEDs blinking after 10-20 seconds

All green LEDs on each CPU start blinking after 10 to 20 seconds of boot

Ranked causes

1. Display Controller Card defective (common)
2. Display defective (occasional)

First check

Exchange Display Controller Card

Test point: LED behavior after replacement
Expected: LEDs stop blinking; normal boot sequence proceeds

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

C.O. module displays questionable values with -?- patient safety

Numeric value shown with small -?- flag indicating data quality is suspect; values may be inaccurate

Ranked causes

1. CCO CHECK CAL – calibration is older than 8 hours (common)
2. SVR MISSING CVP – CVP measurement not available; CVP set to 0 mmHg (common)

First check

Review calibration timestamp

Test point: Measure C.O. Task Window or system log
Expected: CCO calibration performed within last 8 hours

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

Calibration: Gas Flow Performance Check

Measure gas flow displacement using water-filled syringe over 60 seconds to verify calibration unit output against specification

Ranked causes

1. Gas flow less than permitted minimum (unknown)
2. Gas flow greater than permitted maximum (unknown)

First check

Verify adequate gas supply in cylinder

Test point: Pressure indicator
Expected: Not in black zone

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

ECG/RESP module dash (-?-) display with INOP messages

System displays dash (-?-) instead of numerics and shows one or more INOP (inoperative) error messages for ECG/RESP module

Ranked causes

1. ECG/RESP module self-test failure indicating hardware malfunction (occasional)
2. INOP message indicates specific electrode or cable connection problem (common)

First check

Perform module self-test on ECG/RESP module

Test point: ECG/RESP module self-test numerics output
Expected: Test numerics match exactly the values listed in self-test reference

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

INOP: Leads OFF patient safety

System indicates not all required ECG leads are attached or electrodes have been displaced; wrong lead set may be used with EASI option

Ranked causes

1. Incorrect electrode attachment or EASI lead set not used when required (common)
2. Lead set or ECG module defective (occasional)

First check

Verify all ECG electrodes are correctly attached to patient

Test point: Electrode placement on patient skin
Expected: All required electrodes attached; secure adhesive contact

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

Network device not communicating or reporting errors

SDN network device offline, unreachable, or displaying error codes in Network Test

Ranked causes

1. Device not connected to SDN network branch (common)
2. Fatal or recoverable control error in device (occasional)

First check

Verify device appears in Network Test table

Test point: Network Test task window, LBN and UNIT columns
Expected: Device code listed (CMS/24, PIC6M, POGO, etc.) at correct branch

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

PIC/DSC Test verification

Diagnostic procedure to verify Patient Interface Cable and Data Streaming Cable functionality

Ranked causes

1. PIC or DSC malfunction (unknown)
2. Broken DSC cable (rare)

First check

Connect Sensor Simulator to Patient Interface Cable

Test point: Patient Interface Cable connector
Expected: Sensor Simulator properly seated

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

Programming tool LED indicates programming error

STATUS LED on, PASS LED off, Fail LED on. Hardware configuration incorrect for software.

Ranked causes

1. Incorrect Programming Card part number (common)
2. Wrong CPC port used (common)

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

Recorder module self-test LED status

Auto-check performed when module plugged into front-end rack; LED flashing indicates test status

Ranked causes

1. Recorder module self-test failure indicated by LED pattern (unknown)
2. Recorder module processors not working properly (rare)

First check

Recorder module LED flash pattern on power-up

Test point: Front panel LED
Expected: Two flashes indicating pass, or one flash indicating fail, or no flash indicating processor failure

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

Red LED stays on one function card

All three LEDs on each function card on for less than 1 second; on one function card the red LED stays on for 5 seconds

Ranked causes

1. UTIL_CPU firmware OTP incorrect location or orientation (occasional)
2. CPU card defective (single card in cluster) (occasional)

First check

Check UTIL_CPU firmware OTP placement

Test point: Firmware HI and LO byte OTP modules
Expected: OTPs in correct slots with proper orientation

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

tcpO2/tcpCO2 module self-test abnormal

tcpO2 and tcpCO2 numerics not displayed correctly during self-test or Equipment Malfunction message appears

Ranked causes

1. tcpO2/tcpCO2 module malfunction (unknown)
2. Electrical interference from nearby radiating devices (occasional)

First check

Verify tcpO2 displayed

Test point: Display screen
Expected: 60 mmHg (8.0 kPa)

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

Altitude setting not configured for gas modules patient safety

CO2, AGM, or tcpO2/CO2 module measurement accuracy degraded due to missing altitude adjustment

Ranked causes

1. Altitude not entered in Global Switches (common)

First check

Verify altitude setting entered if CO2, AGM or tcpO2/CO2 modules used

Test point: Global Switches altitude field
Expected: Altitude value appropriate for installation location

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Blood Analysis module self-test

Auto-check performed when system switched on; manual test with External Simulator M3634A may be performed at any time

Ranked causes

1. Blood Analysis module self-test failure (occasional)

First check

Blood Analysis module self-test with simulator

Test point: Module test output
Expected: PASS displayed

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration unit general cleaning and maintenance caution

Routine cleaning of calibration unit surfaces to maintain cleanliness and prevent damage

Ranked causes

1. Dust, dirt, or stains on unit surfaces (common)

First check

Inspect unit surfaces for dust, dirt or stains

Test point: All external surfaces
Expected: Clean and free of dust and visible dirt

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

Calibration: Gas cylinder replacement

Gas pressure indicator on front panel is in the black zone, indicating empty cylinder requiring replacement

Ranked causes

1. Empty gas cylinder (common)

First check

Read gas pressure indicator on front panel

Test point: Front panel gas pressure indicator
Expected: Not in black zone

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

Cardiac Output module self-test abnormal

Cardiac output and temperature values not displayed correctly during self-test

Ranked causes

1. Cardiac Output module malfunction (unknown)

First check

Verify cardiac output displayed

Test point: Display screen
Expected: 5.0 liters/min +0.1 liters/min l/min, +0.1 l/min

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

Cleaning gas outlet blockage

Gas outlet has deposits or blockage preventing normal gas flow

Ranked causes

1. Deposits or blockage in gas outlet pipe (occasional)

First check

Inspect gas outlet for deposits or blockage

Test point: Gas outlet
Expected: Clear of deposits and debris

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

CO2 module self-test

Manual self-test of CO2 module; test signals last 30 seconds then return to normal monitoring mode

Ranked causes

1. CO2 module not functioning correctly (unknown)

First check

Verify transducer motor operation

Test point: CO2 transducer motor
Expected: Motor running

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

More symptoms

Cold start boot sequence
Control panel software incompatible with keypad type
Data management database SRAM checksum error
DSC Self-Test verification
ECG/RESP module self-test abnormal
Extended memory test boot sequence
External tool detected during boot
FIO2 module battery value out of range
FIO2 module INOP: BATTERY
FIO2 module INOP: CHECK CAL
FIO2 module INOP: EQUIPM MALF
FIO2 module INOP: FAILED CAL
FIO2 module INOP: NO TRANSDUCER
FIO2 module INOP: OUT OF RANGE
FIO2 module offset or test value out of range
Hardware self-test stage failure
Hot start boot sequence
Incompatible language
Incorrect font appearance after display controller card installation
INOP: ECG EQUIP MALF (ECG hardware malfunction)
INOP: ECG/RESP module unplugged from rack
INOP: Leads OFF (EL.X) EASI lead set
INOP: Leads OFF XX (single lead detached)
INOP: RESP EQUIP MALF (RESP hardware malfunction)
Invalid customization data
Invalid date error detected
Invalid software detected
Line frequency incorrectly set
Module self-test fails or no test signals displayed
No LEDs illuminated on function cards
Patient settings not retained during module transfer
Power-on self-test or recovery mode needed
Pressure module self-test abnormal
Pressure reading shows question mark with INOP messages
RS-232 port loopback test
Some or all waves and numerics missing from display
SpO2/Pleth module self-test abnormal
SvO2 module self-test
SvO2 optical stability check failed
System date and time incorrect or not synchronized
tcpO2/tcpCO2 readings are questionable
Temperature module self-test
User default settings automatically reset to factory defaults
VueLink module test procedure
Warm start boot sequence
X-start boot sequence

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

Error codes

Code	Meaning	Trigger	Severity
`0001H`	Overload on RS-232 board due to excessive data access/sending	Device ID 8203; error code 1 or 20	warning
`0006H`	RS-232 firmware problem; large OTP defective	Device ID 8203; error code 6	error
`0007H`	RS-232 firmware problem; small OTP defective	Device ID 8203; error code 7	error
`0801H`	DSPC video card missing	Device ID 8199 or 8200; error code 2049	critical
`1000-1031`	Missing mandatory card in indicated slot	System startup	error
`1000-1999 (hex 03E8H-07CFH)`	Device ID 16400 (4010H) hardware error codes identifiable by slot number	Faulty function card or device reported via Status Log or start-up error	unknown
`100-199`	Microprocessor interrupts due to hardware or software problem	System startup in given slot or cluster	error
`1032-1063`	Wrong boot firmware revision on APP_CPU	System startup	error
`1064-1095`	Insufficient MPB RAM on CPU	System startup	error
`1096-1127`	No Extended Test result due to hardware problem	System startup	error
`11`	Invalid date, check clock	Implausible date detected in CMS	error
`1128-1159`	Extended Test failed	System startup	error
`1160-1191`	RAM Card size not compatible with backplane	System startup	error
`1192-1223`	EEPROM configuration not compatible with hardware	System startup	error
`12`	Invalid or expired CLEW, see manual	CLEW version expired or invalid date code detected	error
`1224-1255`	Wrong CPU type in indicated slot	System startup	error
`1256-1287`	CPU is too slow in indicated slot	System startup	error
`13`	Invalid or expired CLEW, see manual	CLEW version or date code invalid	error
`14`	Invalid customization data	Customization data update failed or incomplete	error
`1-99`	Hardware test failure in the first boot stage	System startup	critical
`2`	Temperature out of range	Ambient temperature outside 16-30°C or internal module temperature sensor error	error
`20`	Cartridge error, use other cartridge	Cartridge or module malfunction detected	warning
`200`	MPB chip errors	System startup	error
`201-202`	System configuration problem or invalid EEPROM contents	System startup	error
`203-239`	Same as error 200 - MPB chip errors	System startup	error
`21`	Cartridge preburst, use other cartridge	Fluid detected on sensors before expected time	warning
`2100`	Unused card in system (non-fatal)	System startup or operation	warning
`2110-2152`	Unreleased software installed (non-fatal)	System startup or operation	warning
`2160`	Extra CPU present in indicated slot (non-fatal)	System startup or operation	warning
`2170-3300`	Hardware problem	System startup or operation	error
`22`	Cartridge error, use other cartridge	Cartridge malfunction detected	warning
`23`	Module error, see manual	Various module hardware malfunctions detected	error
`24`	Cartridge error, use other cartridge	Cartridge or module failure during measurement	warning
`240`	Message transmission problem	System startup	warning
`241`	Same as errors 203-239 - MPB chip errors	System startup	error
`242`	Message transmission problem	System startup	warning
`243-299`	Same as errors 203-239 - MPB chip errors	System startup	error
`25`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`256`	Module error, see manual	Module malfunction detected	error
`26`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`27`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`2710H`	Software internal warning	Device ID range 10000 to 10999	info
`28`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`29`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`297`	Incompatible language	CMS and module language not compatible detected	error
`298`	Module error, see manual	Module malfunction detected	error
`299`	Module error, see manual	Module malfunction detected	error
`2AF8H`	Buffered data lost or corrupted by APP_CPU Card	Device ID range 11000 to 11999	error
`2BC0H`	Battery on S-RAM board low or defective; or CPC board defective	Device ID 32747; error code 11200	error
`2EE0H`	EEPROM access failure	Device ID range 12000 to 12999	error
`3`	New software installed, use simulator	Software or CLEW recently updated	info
`30`	Sample positioned beyond fill mark	Sample level exceeds fill mark detected	warning
`300-301`	EPROM checksum incorrect	System startup	error
`305-307`	Boot errors on CPC Card	System startup with CPC Programming Tool connected	error
`31`	Unable to position sample	Sample does not move as expected	warning
`310-315`	EPROM version and EEPROM version not compatible	System startup	error
`32`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`32C8H`	System internal configuration error related to software module structure	Device ID range 13000 to 13999	warning
`33`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`330`	Another MPB participant does not boot up as required	System startup	error
`335`	Another MPB participant does not boot up as required	System startup	error
`34`	Unable to position sample	Sample position error detected	warning
`340`	Communication problem between APP_CPU and MPB participant	System startup	error
`35`	Sample positioned short of fill mark	Sample level below fill mark detected	warning
`356`	Communication problem between APP_CPU and MPB participant	System startup	error
`36`	Sample positioned short of fill mark	Sample level below fill mark	warning
`37`	Sample positioned beyond fill mark	Sample level exceeds fill mark	warning
`370`	Communication problem between APP_CPU and MPB participant	System startup	error
`38`	Insufficient sample	Insufficient sample in well or bubbles detected	warning
`380`	Firmware revision incompatible with software revision	System startup	error
`39`	Insufficient sample	Low sample level or bubbles detected	warning
`390`	Communication problem between CPC and MPB participant	System startup	error
`391`	Out of memory on CPC Card	System startup	critical
`392`	Out of memory on CPC Card	System startup	critical
`393`	Plugged CPC is not compatible with Philips CMS system	System startup	error
`4`	Analysis interrupted, use other cartridge	Module removed from rack during measurement and replaced	warning
`40`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`400-409`	Out of memory	System startup	critical
`41`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`410-419`	Missing file errors	System startup	error
`42`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`420-449`	Utility CPU/EEPROM error	System startup	error
`43`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`45`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`46`	Cartridge error, use other cartridge	Cartridge malfunction	warning
`47`	Cartridge not inserted properly	Cartridge or simulator not fully inserted detected	warning
`48`	Module error, use electronic simulator	Cartridge inserted at angle or simulator malfunction detected	error
`4A33H`	SDN communication problem; could be caused by temporary SCC power failure	Device ID 1897; error code 18995	error
`4E98H`	Data Transfer Module failed	Device ID 32709 or 7FC5H; error code range 20120 to 20128	error
`4EA5H`	Internal time-handling problem	Device ID 32747; error code 20133	warning
`4F4CH`	Rack_IF communication problem	Device ID 32753; error code 20300	error
`50`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`500-699`	Software problem that cannot be solved by hardware exchange	System startup	error
`51`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`52`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`53`	Invalid software detected	Wrong software type installed	error
`5780H`	No response from display controller card (DSPC or CDSPC_CTRL)	Device ID 32752; error code 22400	critical
`5781H`	Missing or defective DSPC_Lang function card	Device ID 32752; error code 22401	error
`58`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`59`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`60`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`61`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`62`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`63`	Module error, see manual	Various module malfunctions detected	error
`65`	Module error, see manual	Module malfunction detected	error
`66`	Module error, see manual	Module malfunction detected	error
`67`	Module error, see manual	Module malfunction detected	error
`68`	Module error, see manual	Module malfunction detected	error
`69`	Cartridge type not recognized	Cartridge type incompatible or module error detected	error
`70`	Module error, use electronic simulator	Module or simulator malfunction detected	error
`700-799`	Communication problem between two CPUs	System startup	error
`72`	Module error, see manual	Module malfunction detected	error
`73`	Module error, see manual	Module malfunction detected	error
`74`	Module error, see manual	Module malfunction detected	error
`76`	Module error, see manual	Module malfunction detected	error
`77`	Module error, see manual	Module malfunction detected	error
`78`	Module error, see manual	Module malfunction detected	error
`79`	Cartridge error, use other cartridge	Cartridge malfunction detected	warning
`7FF0H`	Monitor reboots intermittently; Philips-HIL connection problem	Device ID 32752; error code 22300	error
`7FFEH`	Out of memory	Device ID 32766; error code 3212	critical
`7FFFH`	Internal software problem	Device ID 32767; error code 90	info
`8`	Analysis interrupted, use other cartridge	Module removed from rack during measurement	warning
`80`	Cartridge error, use other cartridge	Cartridge malfunction detected	warning
`800-899`	Configuration problem	System startup	error
`81`	Cartridge error, use other cartridge	Cartridge malfunction detected	warning
`82`	Module error, see manual	Module malfunction detected	error
`85`	Module error, see manual	Module malfunction detected	error
`86`	Module error, see manual	Module malfunction detected	error
`87`	Cartridge error, use other cartridge	Cartridge malfunction detected	warning
`89`	Module error, see manual	Module malfunction detected	error
`90`	Module error, see manual	Module malfunction detected	error
`900-914`	System memory changed unexpectedly or bent pins on Function Card	System startup or operation	error
`91`	Module error, see manual	Module malfunction detected	error
`915`	CPU failed to send test message to next CPU	System startup	error
`916-919`	System memory changed unexpectedly	System startup or operation	error
`92`	Module error, see manual	Module malfunction detected	error
`920`	Missing 32 ms interrupt on CPU	System startup or operation	error
`921-999`	System memory changed unexpectedly	System startup or operation	error
`93`	Module error, see manual	Module malfunction detected	error
`94`	Module error, see manual	Module malfunction detected	error
`B442H`	Non-fatal error reported by recorder module	Device ID 17000; error code 46146	warning
`BLOODANL CONFIG`	Configuration problem has been detected	Configuration settings invalid or incompatible detected at startup or during operation	error
`BLOODANL EQU. MALF`	Permanent malfunction in the Blood Analysis module	Module failure detected during operation or self-test	error
`BLOODANL ROOM TEMP?`	Module environment is too warm or too cold	Ambient temperature outside 16-30°C detected	warning
`BLOODANL UNPLUGGED`	Blood Analysis module has been unplugged from the rack	Module physically disconnected from module rack	warning
`C541H`	SDN communication problem or temporary SCC power failure	Device ID 32753; error code 50497	error
`...Change of memory Card not allowed`	Programming Card was exchanged during an operation	Card removed or changed while programming operation in progress	error
`CO2 CAL MODE`	Calibration mode enabled but not started	Cal mode set in menu but calibration sequence not initiated	info
`CO2 CAL RUNNING`	Calibration procedure in progress	User initiated calibration sequence; calibration underway	info
`CO2 CHECK CAL`	CO2 reading outside valid calibration range	CO2 value measured <-2 mmHg or >150 mmHg during operation	warning
`CO2 EQUIPM MALF`	Equipment malfunction in transducer or module	Module or transducer self-test detects fault condition	error
`CO2 FAILED CAL`	Calibration aborted or incomplete	Power lost during calibration, unstable signal during cal procedure, or transducer on wrong cal cell	error
`CO2 LOW FLOW`	Sidestream sampling flow rate low	Sidestream flow between 50-80 ml/min for up to 10 minutes	warning
`CO2 NO TRANSDUCER`	No transducer connected to module	Module does not detect transducer on connector at startup or during operation	warning
`CO2 OCCLUSION`	Sidestream tubing occluded or blocked	Flow 50-80 ml/min for >10 minutes or tubing locked in pump/patient line/filter	error
`CO2 REDUCE SIZE`	ETCO2 waveform exceeds display scale	ETCO2 exceeds 60 mmHg while 40 mmHg scale selected	warning
`CO2 SENSOR WARM UP`	Transducer not yet at operating temperature	Transducer powered on but has not reached thermal equilibrium	info
`CO2 SIDESTRM MALF`	Sidestream function malfunction	Module detects sidestream circuit or transducer pump malfunction	error
`CO2 SIDESTRM OFF`	Sidestream pump automatically stopped	CO2 <3 mmHg for 60 minutes or apnea detected for 60 minutes	info
`CO2 UNPLUGGED`	CO2 module disconnected from rack	Module physically unplugged or unseated from rack interface	warning
`Command Response Fail Flag`	Device did not respond to command from central station	Bit 1 set in network device error code	error
`CPP CHECK SOURCES`	CPP calculation missing or invalid pressure source data	Arterial or intracranial pressure sources switched off or front end modules removed; lasts one minute	warning
`CPP CHECK UNITS`	Two pressure sources configured with different measurement units	Multiple PRESSURE modules using different units (mmHg vs. kPa)	warning
`FA1AH`	Monitor reboots intermittently; possible S-RAM card problem	Device ID 32747; error code 64026	warning
`False SPS Event Flag`	False Synchronous Point Sampling event detected on network device	Bit 7 set in network device error code (binary conversion of hex ERR column value)	warning
`Fatal Control Error Flag`	Fatal error in device control processor or firmware	Bit 6 set in network device error code	critical
`Logical Data Error Flag`	Error in data interpretation or validation logic on device	Bit 3 set in network device error code	error
`...Memory Card ejected, insert and try again`	Programming Card was ejected during an operation	Card removed from programming tool while operation in progress	error
`...Memory card failure, upgrade not allowed`	Programming Card has failed or is defective	Attempted flash upgrade with defective memory card	error
`NBP CUFF NOT DEFLATED`	NBP cuff failed to fully deflate	Cuff deflation system malfunction	error
`NBP CUFF OVERPRESS`	NBP cuff pressure exceeded safe limits	Strong patient movement or pneumatic control malfunction	error
`NBP EQUIP MALF`	Hardware malfunction in NBP module or tubing	Module or tubing hardware failure detected	error
`NBP INCORRECT CUFF`	Cuff type does not match patient size setting	Neonatal cuff used with adult patient size configuration	warning
`NBP INTERRUPTED`	NBP measurement interrupted before completion	Strong patient movement or pump inflation/deflation timeout	warning
`NBP UNPLUGGED`	NBP module not properly seated in rack	NBP module unplugged or unseated	error
`OFF/OFF/ON`	Checksum error during programming; process interrupted	Programming operation interrupted or CPC card failure	error
`ON/Blinking OFF/OFF`	Flash upgrade in progress on CPC Programming Tool	Flash reprogramming operation	info
`ON/OFF/ON`	Programming error; hardware configuration incorrect for target software	Programming with mismatched hardware configuration	error
`ON/ON/ON`	Interconnection failure between CPC Programming Tool and host device	Tool communication timeout during operation	error
`Physical Data Error Flag`	Error in physical data transmission or measurement hardware	Bit 4 set in network device error code	error
`Poll Cycle Overflow Flag`	Device failed to complete SDN poll cycle within time limit	Bit 2 set in network device error code	warning
`...Programming failed, please retry`	Programming operation encountered an error	Programming operation failed	warning
`<Px> EQUIP MALF`	Malfunction in the pressure hardware	Module self-test fails or hardware error detected	error
`<Px> NO TRANSDUCER`	No transducer connected to the module	Transducer connector empty or disconnected	error
`<Px> OVERRANGE`	Measured pressure exceeds safe range (>361 mmHg or <-41 mmHg)	Pressure reading outside valid measurement range	warning
`<Px> UNPLUGGED`	Pressure module is unplugged from the rack	Module disconnected from rack	error
`<Px> ZERO + CHECK CAL`	Module requires zeroing; occurs with new transducer or after power loss exceeding one minute with settings transfer off	New transducer attached or extended power off without settings transfer	warning
`Recoverable Control Error Flag`	Recoverable error in device control; device may continue operating	Bit 5 set in network device error code	warning
`SOFTWARE INCOMPLETE`	Flash ROM contains incomplete or corrupt software	Displayed after booting if Flash ROM incomplete, corrupt, blank, or hardware failure	critical
`SOFTWARE INCOMPLETE`	Firmware or software loading incomplete on device	Boot-up or flash programming operation	error
`...Software incomplete, upgrade software first`	Flash ROM software is incomplete before EEPROM upgrade	Attempted EEPROM upgrade when Flash ROM software incomplete	error
`...Software not upgraded, upgrade software first`	Current software release does not match selected EEPROM	EEPROM part number does not match current software release	error
`...Software upgrade failed, upgrade not possible`	Software upgrade failed after repeated attempts or hardware defect	Programming failed 5 times or CPC has permanent defect	critical
`Start-up Error (H suffix)`	Fatal error occurring during system initialization, listed in hexadecimal notation	System fault occurring at power-up or warm start causing restart cycle	critical
`SvO2 CAL FAILED`	Light Intensity signal drift after Pre-insertion Calibration	Signal drift between Pre-insertion Calibration and catheter insertion	warning
`SvO2 CAL REQUIRED`	No valid calibration data in Abbott Optical Module	Module needs calibration before measurements	warning
`SvO2 CONFIGURATION`	Abbott Optical Module configured for SaO2 instead of SvO2	Module previously used with Oximetrix 3 monitor in SaO2 mode	warning
`SvO2 CONNCT OPTMOD`	Abbott Optical Module became disconnected during data storage	Connection lost while module storing calibration/patient data	error
`SvO2 EQUIP MALF`	M1021A or Abbott Optical Module is defective	Module functional failure detected	error
`SvO2 LIGHT INTENS`	Light intensity changed considerably since last calibration	Significant shift in intensity signal detected	warning
`SvO2 LOW LIGHT`	Unusually low level of light from catheter	Light intensity below acceptable threshold	warning
`SvO2 NO OPT-MOD`	Abbott Optical Module not connected or connection faulty	Optical module missing or loose connection to M1021A	error
`SvO2 OPT-MOD DEFECT`	Abbott Optical Module or M1021A memory defect	Memory or data storage failure detected	error
`SvO2 UNABLE TO MEASURE`	Signal received is outside normal range for SvO2 derivation	Measurement signal exceeds acceptable limits	error
`SvO2 UNPLUGGED`	SvO2 module is unplugged from rack	Module not inserted in rack slot	error
`SvO2 WARM UP`	Initial one minute Abbott Optical Module warm-up period	Module requires warm-up after connection	info
`System Cycle Failure Flag`	Device failed to complete system cycle or boot sequence	Bit 0 set in network device error code	critical
`...Tool disconnected, connect and try again`	Programming tool became disconnected from the monitor	Tool disconnected from service port during programming	error
`Touch Operation Not Available - Check Setup`	CMS cannot communicate with touch screen after RS-232 configuration	RS-232 interface configured but communication link with touch screen failed	error
`Touch Operation Not Calibrated - Check Setup`	Touch screen detected but not yet calibrated for accurate response	RS-232 communication established but calibration data not present or invalid	warning
`...Wrong Memory Card for this instrument`	Programming Card does not match monitor model or CPC	Wrong Programming Card used or CPC in wrong slot	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.