Ricoh D037 Service Manual page 429

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Defective SBU
Defective harness
Defective detection port on the BCU
1. Replace the harness.
2. Replace the SBU.
3. Replace the BCU.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
161 D IPU error
The error result of self-diagnostic by the ASIC on the i-controller is
detected.
Defective i-controller
001 D
Defective connection between i-controller and SBU
1. Check the connection between i-controller and SBU.
2. Replace the i-controller.
Detected an error during an access to the i-controller.
002 D
Defective i-controller board
Replace the i-controller board.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
165 D Copy Data Security Unit error
The copy data security board is not detected when the copy data
security function is set "ON" with the initial setting.
A device check error occurs when the copy data security function is
set "ON" with the initial setting.
Incorrect installation of the copy data security board
Defective copy data security board
SM Appendix 4-7
SC Tables
D037/D038/D040/D041