Ricoh B230 Service Manual page 317

System firmware problem
Defective RAM-DIMM
Defective controller
1. Reinstall the controller system software.
2. Replace the RAM-DIMM.
3. Replace the controller.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
CTL Self-diagnostics error: ASIC
821
D [XXXX]: Detailed error code
ASIC error
The write-&-verify check error has occurred in the ASIC.
[0B00]
Defective ASIC device
1. Replace the controller.
ASIC detection error
The I/O ASIC for system control is not detected.
[0B06]
Defective ASIC
Defective North Bridge and PCI I/F
1. Replace the controller board.
SHM register error
The initialization of bus connection or read for SHM fails.
The register of SHM is different from specified value.
[0B10]
Defective connection bus
Defective SHM
1. Replace the controller board
[0D05] Self-diagnosis error: ASIC
SM 4-77 B230/B237