Ricoh OR-C1 Field Service Manual page 466

3. Appendix: Service Call Conditions
No. Type
842 B
3
No. Type
851 B
No. Type
853 B
108
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Flash ROM verification error
Verification error of the flash ROM on the controller board occurs.
• This SC is logged at 1st error detection.
• SC819 is issued at 2nd error detection.
• Defective flash ROM (controller board)
Replace the flash ROM.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
IEEE 1394 I/F Abnormal
IEEE1394 interface error.
• IEEE1394 interface board defective
• Controller board defective
1. Turn the main switch off and on.
2. Replace the IEEE1394 interface board.
3. Replace the controller.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Wireless LAN board error 1
At startup the wireless LAN board could be accessed, but the wireless LAN board
(IEEE 802.11b or Bluetooth) could not access the controller board.
• Wireless LAN board not installed when the machine was turned on
Check the wireless LAN board is installed correctly.