Ultrasound systems · LOGIQ family

GE Healthcare LOGIQ E9: troubleshooting and error codes

The ServiceForge knowledge base holds 146 documented symptoms for the GE Healthcare LOGIQ E9, with 253 ranked causes, 280 diagnostic checks with test points and expected values, and 0 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

BEP essential functions failure

One or more essential BEP functions test fails

Ranked causes

1. PCI Bus configuration error (unknown)
2. CMOS memory error (unknown)
3. CPU failure (unknown)
4. RAM failure (unknown)
5. Hard Drive failure or surface error (unknown)
6. Network interface malfunction (unknown)

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

Calibration: DC offset for ADC channels

ADC channels require zero-output calibration when there is no signal on the input. Bias voltages are stored in Back End Processor.

Ranked causes

1. New LOGIQ E9 installation (common)
2. Software update or replacement (common)
3. DRX board or MRX board interchanged (occasional)
4. DRX board or MRX board replaced (occasional)
5. Back End Processor replaced (occasional)

First check

Disconnect all connected probes

Test point: All probe connectors
Expected: Probes disconnected

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

High temperature reports caution

System reports elevated temperature readings on Home page

Ranked causes

1. System in enclosed space with heat-generating equipment (common)
2. Dirty fan filters (common)
3. Fan tray malfunction (occasional)
4. BEP fan not working (occasional)
5. GFI board failure (occasional)

First check

System Temperature Test to compare all system temperatures to specified values

Test point: System temperature sensors
Expected: All temperatures within specified tolerance

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

System temperature out of tolerance

Temperature specifications exceed limits as shown on Home page or diagnostics

Ranked causes

1. Poor ventilation or equipment placement (common)
2. Dirty or clogged fan filters (common)
3. Failed fan tray (occasional)
4. Failed BEP fan (occasional)
5. Failed GFI board (rare)

First check

Run System Temperature Test

Test point: All system temperature sensors
Expected: All temperatures within specification

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

T/R channel test failure

Transmit and Receive Channel Test fails when transmitting on one channel at a time and receiving on one channel at a time using an open probe connector.

Ranked causes

1. Front-plane board failure (unknown)
2. DRX board failure (unknown)
3. Analog receive signal path failure (unknown)
4. GRX board failure (unknown)
5. GRLY failure (unknown)

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

Transmit/receive channel test failure

T/R Channel Test fails during transmit and receive diagnostics

Ranked causes

1. Failed front-plane board (common)
2. Failed DRX board (common)
3. Analog receive signal path failure (common)
4. Failed GRX board (occasional)
5. Failed GRLY board (occasional)

First check

Run T/R Channel Test with open probe connector

Test point: All transmit and receive channels
Expected: Test passes on all channels

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

4D scan fails with RAB2-5 probe

Basic 4D scan operation using RAB2-5 probe fails or does not execute

Ranked causes

1. RAB2-5 probe not connected to probe socket 4 (common)
2. Probe icon does not show correct probe type (occasional)
3. 4D Motor Controller not detected (occasional)
4. 4D Motor Controller hardware failure (occasional)

First check

Verify RAB2-5 probe connected to probe socket 4

Test point: Probe socket 4
Expected: RAB2-5 probe fully inserted

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

Image artifacts - pixilated or jagged edges patient safety

Digital receive signal path issues cause pixilated or jagged edges in displayed images

Ranked causes

1. FDEMOD signal path failure on GFI (occasional)
2. DRX high speed bit error (occasional)
3. DRX IF FPGA signal path failure (occasional)
4. DRX ASIC signal path failure (occasional)

First check

Run FDEMOD Signal Test from GFI

Test point: GFI FDEMOD signal
Expected: Test passes; no errors minutes

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

Static 3D scan fails with RAB2-5 probe

Basic static 3D scan using RAB2-5 probe fails to complete or produces no image

Ranked causes

1. RAB2-5 probe not connected to probe socket 4 (common)
2. Probe icon does not show correct probe type (occasional)
3. 4D Motor Controller not detected by system (occasional)
4. 4D Motor Controller hardware failure (occasional)

First check

Verify RAB2-5 probe is connected to probe socket 4

Test point: Probe socket 4 (right-most)
Expected: RAB2-5 probe fully inserted

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

System shuts down immediately after power loss/interruption

Extended Power Shutdown (EPS) or Charge Board (CB) failure; system cannot maintain operation during power interruption.

Ranked causes

1. Extended Power Shutdown detection failure (I/O board communication) (common)
2. Extended Power Shutdown voltage supply failure (common)
3. Extended Power Shutdown battery discharged or failed (occasional)
4. Extended Power Shutdown charge state detection failure (occasional)

First check

Extended Power Shutdown Detection Test

Test point: BEP to EPS communication via I/O board
Expected: Detection successful

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

System will not scan high voltage

Transmit power supply not providing scanning capability

Ranked causes

1. Transmit Power Supply voltage out of specification (common)
2. Transmit Power Supply watchdog failure (occasional)
3. Transmit Power Supply fault detection failure (occasional)
4. Communication loss between BEP and power supply (occasional)

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

3D triangulation position is off/wrong

bayBIRD 3D tracking system position or calibration error affecting ultrasound probe tracking accuracy.

Ranked causes

1. Sensor (transducer) malfunction or poor signal (common)
2. bayBIRD main unit failure (occasional)
3. RF/EMI interference (occasional)

First check

Run Sensor 1 test

Test point: bayBIRD Sensor 1
Expected: Test passes

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

3D triangulation position offset or incorrect

bayBIRD 3D position tracking reports wrong location

Ranked causes

1. Sensor/transducer port malfunction (common)
2. Transducer failure (occasional)
3. bayBIRD board failure (occasional)

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

4D dynamic scan test fails with RAB2-5 probe

4D Test fails when RAB2-5 probe is connected to probe socket 4; system cannot perform real-time 4D volumetric acquisition.

Ranked causes

1. RAB2-5 probe not connected to probe socket 4 or probe not recognized (common)
2. 4D Motor Controller not detected or communicating (occasional)
3. 4D Motor Controller board hardware failure (rare)

First check

Verify RAB2-5 probe in socket 4 with icon check

Test point: Probe socket 4 and touch panel display
Expected: RAB2-5 probe connected to socket 4, correct icon on panel, no red arrow

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

4D Motor Controller not detected

System fails to detect presence of 4D Motor Controller or 4D probe; red arrow appears in probe icon

Ranked causes

1. USB connection between Host and Main Power Supply loose or disconnected (common)
2. 4D Motor Controller connections in Main Power Supply loose or disconnected (common)
3. 4D Motor Controller hardware failure (occasional)

First check

Verify USB connection between Host and Main Power Supply

Test point: USB connector on Main Power Supply
Expected: Cable firmly seated and connected

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

BEP motherboard or system bus failure

Essential system board tests fail; CPU, RAM, CMOS, or PCI bus configuration errors detected.

Ranked causes

1. Motherboard harness connection failure (common)
2. Motherboard failure (occasional)
3. BEP unit failure (rare)

First check

Run Essential Tests on BEP

Test point: PCI Bus, CMOS, CPU, RAM, Hard Drive, Network Interface
Expected: All tests pass

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

Calibration: DC Offset

ADC channels of GRX inputs require calibration to ensure zero output when no signal is present. Bias voltages stored in Back End Processor.

Ranked causes

1. New LOGIQ E9 installation or system update (common)
2. DRX board interchange or replacement (common)
3. Back End Processor replacement (occasional)

First check

Disconnect all probes from system

Test point: Probe connectors
Expected: All probes disconnected

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

Electromagnetic interference (EMI) detected caution

Noise or interference on ultrasound display or data; EMI from external sources affecting system performance

Ranked causes

1. Medical lasers, scanners, cauterizing guns nearby (common)
2. Computers, monitors, fans, gel warmers, microwave ovens, light dimmers, portable phones nearby (common)
3. Broadcast station or broadcast van nearby (occasional)

First check

Identify EMI sources in environment

Test point: System location and vicinity
Expected: List of potential EMI sources compiled

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

FPGA version read failure

System fails to read FPGA version on one or more boards

Ranked causes

1. Host-to-GFI connection issue (common)
2. DRX board failure (occasional)
3. GTX board failure (occasional)

First check

Run FPGA Versions test

Test point: All FPGA devices (Host, GFI, DRX, GTX)
Expected: All FPGA versions read successfully

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

Hard disk drive test failures

Hard Disk Drive Quick Test fails; system reports errors in essential HDD functions during diagnostic execution

Ranked causes

1. Hard disk drive fragmentation (common)
2. Hard disk drive surface defects (occasional)
3. Hard disk drive failure (occasional)

First check

Execute Hard Disk Drive Quick Test

Test point: Diagnostics window Status portion
Expected: All tests pass with no failures reported

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

I/O Board audio channels not functioning

Test of all audio channels on I/O board fails

Ranked causes

1. BEP to Backplane cable improperly connected or faulty (common)
2. GFI board malfunction (occasional)
3. I/O Board failure (occasional)

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

I/O Board GFI Temperature test fails caution

Temperature sensors on GFI board read values outside specified limits; thermal condition abnormal

Ranked causes

1. BEP to Backplane cable improperly connected or faulty (common)
2. Front-end card rack cooling fans faulty (occasional)
3. GFI board faulty (occasional)

First check

Verify BEP to Backplane cable connection

Test point: BEP to Backplane connector
Expected: Cable fully seated and secure on both ends

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

I/O Board USB communication failure

USB communications with I/O Board fails during loop back test

Ranked causes

1. USB cable/connections improperly connected (common)
2. Faulty USB cable or device (occasional)
3. I/O Board failure (occasional)

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

Intermittent system problems or communication errors in memory subsystem

Unpredictable system behavior or intermittent failures indicating memory or communication path degradation

Ranked causes

1. GFI board memory or internal/external RAM failure (occasional)
2. DRX board FPGA memory failure (occasional)
3. DRX board Nathan ASIC memory failure (occasional)

First check

Run GFI Memory Access Test

Test point: GFI board RAM
Expected: Test pass
Tools: Diagnostics software

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

Interrupted scanning

Ultrasound scanning starts but stops unexpectedly or is intermittent

Ranked causes

1. Transmit Power Supply watchdog failure (occasional)
2. Transmit Power Supply alarm/fault detection failure (occasional)
3. Communication error between BEP and power supply (occasional)

First check

Run TxPs Watchdog Test diagnostic

Test point: Power supply watchdog function
Expected: Watchdog functioning and communication active

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

Patient I/O data acquisition fails or no signal detected patient safety

Patient I/O Test fails; system cannot acquire ECG, PHONO (PCG) or AUX signal data from Patient I/O Module via GFI connection. Test displays no minimum/maximum/mean signal values.

Ranked causes

1. GFI (Generic Formatting Interface) connection fault or GFI module failure (common)
2. Patient I/O module hardware failure (occasional)
3. ECG/PHONO/AUX lead degradation or connection issues (occasional)

First check

Run GFI diagnostic tests

Test point: Service Diagnostics GFI test menu
Expected: All GFI tests pass without errors

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

Patient I/O test fails

Patient I/O Module fails to acquire and transmit signal data from ECG, PHONO, or AUX inputs to Host via GFI

Ranked causes

1. GFI connection or communication failure (common)
2. Patient I/O module hardware failure (occasional)
3. Faulty ECG leads or input cable (occasional)

First check

Run GFI diagnostic tests

Test point: Service Diagnostics / GFI
Expected: GFI tests pass

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

Primary or secondary monitor not detected

Video Status test fails; monitor not detected by I/O or displays no video

Ranked causes

1. BEP to Backplane cable improperly connected or faulty (common)
2. Monitor failure (occasional)
3. Monitor hardware defect (occasional)

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

Static 3D scan test fails with RAB2-5 probe

Static 3D Test fails when RAB2-5 probe is connected to probe socket 4 (rightmost socket); system cannot acquire 3D data.

Ranked causes

1. RAB2-5 probe not connected to correct probe socket (common)
2. 4D Motor Controller not detected by system (occasional)
3. 4D Motor Controller board hardware failure (rare)

First check

Verify RAB2-5 probe connected to socket 4

Test point: Probe socket 4 (rightmost socket) connector
Expected: RAB2-5 probe fully seated in socket 4, no probe connected to other sockets

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

System Board tests fail

PC Motherboard essential functions test fails

Ranked causes

1. Motherboard harness improperly connected or faulty (common)
2. Motherboard failure (occasional)
3. BEP failure (rare)

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

Trackball input not responding

Trackball fails diagnostic test; mouse pointer does not respond to trackball movement or clicks

Ranked causes

1. Trackball signal cable disconnected or loose (common)
2. Trackball contamination or debris (common)
3. Trackball hardware failure (occasional)

First check

Execute Trackball diagnostic test

Test point: Diagnostics window Status portion
Expected: All trackball movements and clicks registered correctly

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

Trackball test failures or unresponsive cursor

Trackball test fails; cursor does not respond to trackball movement or signal is weak

Ranked causes

1. Loose or disconnected trackball signal cable (common)
2. Trackball contamination or mechanical wear (common)
3. Trackball hardware failure (occasional)

First check

Verify trackball signal cable connection

Test point: Trackball connector at rear of system
Expected: Cable seated firmly with no visible damage

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

4D Motor Controller not detected or communicating

4D Motor Controller Presence Test fails; system cannot detect controller or communicate via USB connection to Main Power Supply.

Ranked causes

1. USB connection between Host and Main Power Supply disconnected or faulty (common)
2. 4D Motor Controller hardware failure (occasional)

First check

Verify USB connection between Host and Main Power Supply

Test point: USB connector at Host and Main Power Supply
Expected: Cable fully seated, no visible damage, connections secure

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

4D Motor Controller version query fails

4D Motor Controller Version Test fails; system cannot retrieve firmware or version information from controller.

Ranked causes

1. USB communication link fault between Host and Main Power Supply (common)
2. 4D Motor Controller firmware corrupt or outdated (occasional)

First check

Verify USB connection and controller seating

Test point: USB cable and 4D Motor Controller connector
Expected: USB cable fully seated, controller fully inserted and latched in Main Power Supply

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

Analog receive signal failure (high gain)

Analog RX Test with high (peak) gain fails during receive testing

Ranked causes

1. Failed DRX board (block of 8 dead channels indicates failure) (common)
2. Failed GRX board (occasional)

First check

Run Analog RX Test (High Gain)

Test point: GRX board signal path at high (peak) gain
Expected: All channels passing with correct signal levels

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

Analog receive signal failure (low gain)

Analog RX Test with low gain fails during receive testing

Ranked causes

1. Failed DRX board (block of 8 dead channels indicates failure) (common)
2. Failed GRX board (occasional)

First check

Run Analog RX Test (Low Gain)

Test point: GRX board signal path at low gain
Expected: All channels passing with correct signal levels

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

Analog receive signal failure (medium gain)

Analog RX Test with medium gain fails during receive testing

Ranked causes

1. Failed DRX board (block of 8 dead channels indicates failure) (common)
2. Failed GRX board (occasional)

First check

Run Analog RX Test (Medium Gain)

Test point: GRX board signal path at medium gain
Expected: All channels passing with correct signal levels

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

Audio system no sound output

Speaker test produces no output; beep button does not sound; left and right channels silent

Ranked causes

1. Speaker failure or disconnection (common)
2. Audio driver or sound card configuration issue (occasional)

First check

Test recorded message playback

Test point: Left Front and Right Front speakers
Expected: Recorded message audible from each speaker

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

Calibration: Advanced LCD color adjustments caution

Fine-tuning of LCD color parameters including color brightness, contrast, color temperature, gamma, and RGB gain when standard adjustments are insufficient

Ranked causes

1. Color or grayscale performance requires advanced adjustment (rare)
2. Screen position or size adjustment needed (occasional)

First check

Access Advanced Menu

Test point: LCD monitor front panel mode button
Expected: Advanced Menu displayed with options: Screen, Color, Others, Information, Language, Exit

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

DVR board communication or function failure

Digital Video Recorder (DVR) board not responding, version check fails, or self-test error detected.

Ranked causes

1. DVR board seating or connector issue (common)
2. DVR board failure (occasional)

First check

DVR Version Test

Test point: DVR board communication
Expected: Version read successfully

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

DVR Board self test failure

DVR self test execution fails to complete successfully

Ranked causes

1. DVR Board seating issue (common)
2. DVR Board failure (occasional)

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

DVR Board version read failure

DVR Version Test fails to read current DVR board version

Ranked causes

1. DVR Board seating issue (common)
2. DVR Board failure (occasional)

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

GTX high speed bit error

GTX High Speed Bit Error Test fails during transmit diagnostics

Ranked causes

1. Failed GTX board high-speed serial interface (common)
2. GFI-to-GTX interface failure (occasional)

First check

Run GTX High Speed Bit Error Test

Test point: GTX high-speed serial interface
Expected: Test passes without bit errors

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

Hard disk test continues to fail after defragmentation

Quick Test fails, defragmentation is attempted, but failures persist

Ranked causes

1. Surface defects on hard disk (common)
2. Defective hard disk requiring replacement (occasional)

First check

Defragment hard disk

Test point: Disk Defragmenter utility
Expected: Defragmentation completes without errors

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

I/O Board Self Test fails caution

Processor on I/O Board fails self-check of basic functions; board integrity compromised

Ranked causes

1. BEP to Backplane cable improperly connected or faulty (common)
2. I/O Board faulty (common)

First check

Verify BEP to Backplane cable connection

Test point: BEP to Backplane connector
Expected: Cable fully seated and secure on both ends

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

Illegal waveform transmit error

Tx P6 Illegal Waveform Test fails when illegal waveform is transmitted

Ranked causes

1. Failed GTX board transmit path (common)
2. GFI-to-GTX interface failure (occasional)

First check

Run Tx P6 Illegal Waveform Test

Test point: GTX transmit path error registers
Expected: Error registers show valid error response to illegal waveform

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

Image artifacts - pixelated or jagged edges

Display shows pixelated or jagged edges in ultrasound image; indicates signal path degradation in receive path

Ranked causes

1. DRX board high-speed bit error or FPGA failure (occasional)
2. GFI interface issue with DRX (rare)

First check

Run DRX High Speed Bit Error Test

Test point: DRX board output
Expected: Test pass
Tools: Diagnostics software

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

Image artifacts with channel failure or noise

Image artifacts appear with channel failure or noise detected during Analog Receive testing.

Ranked causes

1. DRX board channel failure (common)
2. GRX board failure (occasional)

First check

Run Analog RX Test at high gain

Test point: GRX boards signal path
Expected: Test passes with no dead channels

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

Image noise

Excessive noise visible in ultrasound images

Ranked causes

1. High environmental noise floor (common)
2. Analog receive chain malfunction (occasional)

First check

Noise Floor Test to measure system noise floor from IQ data without signal

Test point: System IQ data receiver
Expected: Noise floor within acceptable limits

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

Image noise or artifacts

System displays image noise, artifacts, poor image quality, or missing channels

Ranked causes

1. High environmental noise floor (common)
2. Analog receive signal path failure (common)

First check

Run Noise Floor Test

Test point: System IQ data path
Expected: Noise floor within acceptable range

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

Intermittent general problems or communication errors

Communication issues between DRX and GFI; may manifest as system instability or test failures during diagnostic operation

Ranked causes

1. FDEMOD Signal Test failure - PCIe cable or GFI board defect (occasional)
2. DRX board failure or interface issue (occasional)

First check

Run FDEMOD Signal Test from Digital Receive diagnostics

Test point: Fixed Demod on GFI
Expected: Test pass
Tools: Diagnostics software

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

Network adapter communication failure

Network Interface test fails or network connectivity unavailable; system cannot communicate with network

Ranked causes

1. Network connection not established (common)
2. Network adapter driver or firmware issue (occasional)

First check

Verify physical network connection

Test point: Network cable connector at system and wall jack
Expected: Cable firmly seated; network link LED illuminated on adapter

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

System comes up in simulator mode caution

System does not boot to normal operation mode; GFI voltage levels out of specification preventing front-end communication

Ranked causes

1. GFI voltage out of specification (common)
2. GFI faulty (occasional)

First check

Run I/O Board GFI Voltage Test

Test point: Service Diagnostics / I/O Board Tests / I/O Board GFI Voltage Test
Expected: All GFI voltages within specified values

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

System voltage out of tolerance

System voltage specifications exceed limits during diagnostics

Ranked causes

1. Voltage out of tolerance on system boards (common)
2. Power supply failure or out of tolerance (occasional)

First check

Run System Voltage Test

Test point: All system voltage test points
Expected: All voltages within specification

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

V Nav Issues or poor tracking

bayBIRD V Nav functionality degraded or unavailable; probe position tracking inaccurate or unstable.

Ranked causes

1. Tracking sensor malfunction (common)
2. bayBIRD system failure (occasional)

First check

Run bayBIRD Run All Tests

Test point: All bayBIRD subsystems
Expected: All tests pass

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

Video card test failures

Video Card test reports errors in video memory, graphics acceleration, or text output during diagnostic execution

Ranked causes

1. Video card defect (common)
2. Back-end processor (BEP) failure (occasional)

First check

Execute Video Card diagnostic test with 18 test patterns

Test point: Monitor display during test execution
Expected: All patterns display correctly; no errors detected in Status portion

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

Voltage specifications out of tolerance high voltage

System voltage readings exceed acceptable tolerance limits

Ranked causes

1. Board voltage out of specification (common)
2. Power supply voltage out of specification (occasional)

First check

System Voltage Test to compare all system voltages to specified values

Test point: System voltage test points and boards
Expected: All voltages within specified tolerance

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

Analog CW Doppler GRX ADC Digital LVDS test failure

Service diagnostic test for analog-to-digital converter digital link integrity on GRX board fails; ADC test pattern transmission or I-/Q-data sample values corrupted.

Ranked causes

1. CW GRX board ADC or digital link component failure (common)

First check

Verify GFI Tests pass

Test point: GFI test suite
Expected: All GFI tests pass

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

Analog CW Doppler GRX Beam Forming test failure

Service diagnostic test for beam forming phase setup on GRX board fails; amplitude deviation detected indicating phase setup error.

Ranked causes

1. CW GRX board phase setup malfunction (common)

First check

Verify GFI Tests pass

Test point: GFI test suite
Expected: All GFI tests pass

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

Analog CW Doppler GRX BP Filter/Mixer Clock test failure

Service diagnostic test for band pass filter and mixer clock combinations on GRX board fails; fdop, spectrum peak, RMS parameters out of tolerance.

Ranked causes

1. CW GRX board filter or mixer clock component failure (common)

First check

Verify GFI Tests pass

Test point: GFI test suite
Expected: All GFI tests pass

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

More symptoms

Analog CW Doppler GRX Dither Injection test failure
Analog CW Doppler GRX Doppler LPF test failure
Analog CW Doppler GRX Dual Channel test failure
Analog CW Doppler GRX IQ Symmetry test failure
Analog CW Doppler GRX Mixer Clock Sync test failure
Analog CW Doppler GRX Mixer Phase Setup test failure
Analog CW Doppler GRX Pedof test failure
Analog CW Doppler GRX Post Mixer Gain test failure
Audio output test failure
Calibration: AE Title and Port settings verification
Calibration: Functional checks after software reload
Calibration: LCD monitor brightness adjustment
Calibration: LCD monitor brightness and contrast
Calibration: LCD monitor contrast adjustment
Calibration: Patient Archive and System Configurations restore verification
Calibration: Software option key settings verification
Calibration: Software version verification
Calibration: System settings documentation
Calibration: TCP/IP settings verification
Calibration: Video and DVR settings verification
Calibration: Vital Product Data verification and update
Calibration: XY lock adjustment for park lock
Calibration: XY locking mechanism adjustment
Calibration: XY manual lock release
Calibration: XY manual release for lock and brake mechanism
Calibration: Z mechanism manual repositioning
DC offset calibration required
DC Offset Calibration required after DRX board replacement or movement
Diagnostic utility freezes or times out
DICOM connectivity issue
Documentation not accessible
Encoder button not responding
Encoder position not updating
Footswitch unresponsive or misregistering
Front End card rack fan failure
GFI analog circuitry failure
GFI board signal path failure
GFI FPGA version read failure
GFI Front End Interface failure
GFI GTX communication failure
GFI memory access failure
GRX aCW Beam Forming test failure
GRX aCW BP Filter / Mixer Clk test fails
GRX aCW Dither Injection test fails
GRX aCW Doppler LPF test fails
GRX aCW Dual Channel test failure
GRX aCW IQ Symmetry test fails
GRX aCW Mixer Clock Sync test fails
GRX aCW Pedof test fails
GRX aCW Post Mixer Gain test fails
GRX ADC Digital LVDS test fails
GRX Mixer Phase Setup test fails
GTX memory failure
Hard disk drive failure or surface defect
Hard disk test failures
I/O Board power supply voltages out of specification
Image artifacts
Keyboard key response not registered
Keyboard key unresponsiveness
LCD Monitor installation and leveling
LED not illuminating
Marking log file events for analysis
Memory test failures
Network traffic analysis for DICOM connectivity issues
No audio output
No display on monitor
No doppler audio or system audio
Operator Panel Knobs replacement
Probe Holder Insert replacement
Pushbutton not responding
Relay LVDS connection failure
Remote access unavailable
Scan unexpectedly stops
Slidepot LED not illuminating
Slidepot position not updating
System malfunction requiring diagnostic log capture
System performance reduced
System starts in simulator mode
System voltage warning messages
Touch panel calibration error
Touchscreen calibration required or incorrect
Touchscreen calibration verification failing
Touchscreen not responding
Trackball pointer position not updating
Trackball select buttons not responding
WLAN dongle installation and configuration

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

Community

0 fixes logged by technicians through their AI, with outcomes, for this model.

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