Ricoh D023, Service Manual

Page: 524 / 1522

SC Tables
D023/D025 3-72 SM Appendix
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
820
CTL
D
Self-diagnostics error: CPU
[XXXX]: Detailed error code
[0612]
Cut-in in ASIC occurs.
ƒ Defective ASIC
ƒ Defective devices in which ASIC detects cut-in.
Replace the controller board.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
821
D
[0B00]
ASIC error
The write-&-verify check error has occurred in the ASIC.
•
Defective ASIC device
Replace the controller board.
D [0B06]
ASIC detection error
The I/O ASIC for system control is not detected.
•
Defective ASIC
•
Defective North Bridge and PCI I/F
Replace the controller board.
D [0D05]
Self-diagnosis error: ASIC
The CPU checks if the ASIC timer works correctly compared with the
CPU timer. If the ASIC timer does not function in the specified range,
this SC code is displayed.
Rev. 10/06/2010
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