Wireless detectors · CXDI-701 Wireless family

Canon CXDI-701G/701C: troubleshooting and error codes

The ServiceForge knowledge base holds 15 documented symptoms for the Canon CXDI-701G/701C, with 48 ranked causes, 24 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

Wireless communication signal strength level 0 or unstable

Signal strength display shows level 0 on GUI or signal strength level is not stable

Ranked causes

1. X-ray imaging room not tightly sealed (occasional)
2. Distance between access point and detector too great (common)
3. Structure blocking communication path (occasional)
4. Thermal therapy device or cordless phone interference (occasional)
5. Interference from other wireless LAN devices (occasional)
6. Multiple DR Wireless systems transferring images simultaneously (occasional)
7. PCA-WM-DB board failure (rare)
8. Access point malfunction (rare)

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

Detector not recognized via infrared communication

Three LEDs on detector fail to light after infrared communication attempt

Ranked causes

1. Defective connection between image capture computer and ready indicator unit (unknown)
2. Problem in work environment (unknown)
3. LNK Controller does not start up (unknown)
4. AP/LNK configuration tool improperly set (unknown)
5. Ready indicator unit malfunction (unknown)
6. FPC-UIF board failure (unknown)
7. PCA-WM-DB board failure (unknown)

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

System error displayed on GUI during CCS operation

Error message appears on the control software interface while Collection Control System is running

Ranked causes

1. LED status indicates detector malfunction (common)
2. LAN cable connection issue at any location (common)
3. Incorrect LAN cable type in use (occasional)
4. Detector cable disconnection or damage (common)
5. AC/DC box malfunction (occasional)
6. Detector hardware failure (occasional)
7. Image capture computer malfunction (rare)

First check

Examine LED status on detector

Test point: All LEDs on detector unit
Expected: Normal operation state

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

No X-ray exposure possible during imaging high voltage

X-ray generator does not trigger or produce exposure when commanded by detector

Ranked causes

1. Wireless communication loss or interference with RX_REQ signal (common)
2. Incorrect X-ray interface IP address configuration (occasional)
3. X-ray interface cable disconnection or poor connection (common)
4. PCA-XIF board failure in X-ray interface box (occasional)
5. Attempted exposure in non-generator-connection mode (rare)

First check

Attempt X-ray exposure with wired connection

Test point: Detector to X-ray generator interface
Expected: X-ray exposure triggers successfully via wired link

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

Performance test generates errors after calibration radiation

Performance test imaging fails or shows errors despite successful prior calibration; may indicate detector exposure or signal issues

Ranked causes

1. Uneven X-ray exposure on detector surface (common)
2. Grid attached during performance test (occasional)
3. Photo timer or mounting obstruction in field (occasional)
4. PCA-FE2 board malfunction in detector (rare)

First check

Verify detector receives uniform X-ray exposure

Test point: entire detector surface
Expected: No shading anywhere on entire detector surface

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

Error during detector calibration

Error message appears while performing calibration procedure on the detector

Ranked causes

1. X-ray tube exposure field setting incorrect (common)
2. Exposure dosage out of range (common)
3. Detector calibration data corruption (occasional)

First check

Verify X-ray tube exposure field setting

Test point: X-ray generator configuration
Expected: Correct exposure field geometry as required

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

Abnormal image quality or defects in captured images patient safety

Images contain defects, lines, pixels, noise, or processing errors in captured X-ray images

Ranked causes

1. Detector imaging sensor malfunction (occasional)
2. Line or pixel defects in detector sensor (occasional)

First check

Execute performance test and self-diagnosis imaging

Test point: Detector diagnostic imaging sequence
Expected: Test images acquired without defects

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

Blue-green LED fails to light after infrared recognition

Three LEDs light during infrared communication and detector recognized successfully, but blue-green LED remains off

Ranked causes

1. Access point power not turned on (common)
2. Access point incorrectly configured (common)

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

Firmware and FPGA update takes excessive time

Wireless update of firmware or FPGA runs significantly longer than expected

Ranked causes

1. Wireless communication interference or poor signal (common)
2. Insufficient battery charge on detector (common)

First check

Verify wireless communication signal strength

Test point: Wireless link quality indicators
Expected: Strong signal with minimal interference

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

Self-diagnosis offset correction test errors

Self-diagnosis Test E (offset correction test) detects abnormalities in detector panel or excessive noise in image data

Ranked causes

1. Detector panel trouble or extraneous noise (common)
2. Abnormal or defective pixels in detector (occasional)

First check

Examine self-diagnosis images for abnormal pixels

Test point: detector output images
Expected: No abnormal or defective pixel patterns

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

Self-diagnosis test pattern check errors

Self-diagnosis Test B (test pattern check) fails; indicates internal detector test image generation or communication issue

Ranked causes

1. PCA-FE2 board not properly generating test image (common)
2. Fault in image data communication channel (occasional)

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

Calibration: Sensor adjustment and correction data generation radiation

Calibration procedure to perform dose checking and generate correction data for sensor characteristics maintenance

Ranked causes

1. Routine calibration after installation or photo timer adjustment (common)

First check

Verify system operating normally after installation

Test point: overall system function
Expected: All system functions operational without errors

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

Detector LEDs blinking

Three or two LEDs on detector blink

Ranked causes

1. Wireless communication interference (common)

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

Image data transfer delay

Delayed transfer of image data from detector after image is taken

Ranked causes

1. Wireless communication interference or obstruction (common)

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

Preview image display delay

Delayed display of preview image on GUI

Ranked causes

1. Wireless communication interference or obstruction (common)

1 corrective action and part numbers 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.