Ricoh M022 Service Manual page 690

6. Troubleshooting
No. Type
[0F30]
[0F31]
[0F41]
[50B1]
6 [50B2]
No. Type
CTL
851
B
688
CÓPIA NÃO CONTROLADA
Details (Symptom, Possible Cause, Troubleshooting Procedures)
• ASIC (Mandolin) for system control could not be detected. After the PCI
configuration, the device ID for the ASIC could not be checked.
Replace the BCU.
• ASIC (Mandolin) for system control could not be detected. After the PCI
configuration, the device ID for the ASIC could not be checked.
Replace the BCU
Could not initialize or read the bus connection.
• Check for loose connections at the mother board.
Replace the mother board
Value of the SSCG register is incorrect.
• Check for loose connections at the mother board.
Replace the mother board
Details (Symptom, Possible Cause, Troubleshooting Procedures)
IEEE1394 interface error
The 1394 interface is unusable.
• Defective IEEE1394
• Defective controller.
1. Turn the main switch off and on.
2. Replace the IEEE1394 interface board.
3. Replace the controller.
CÓPIA NÃO CONTROLADA