Ricoh D025 - Page 501

SC Tables
SM Appendix 3-49 D023/D025
Appendix
Service Call
Conditions
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
BICU control data transfer abnormal
A sampling of the control data sent from the BICU reveals an
abnormality.
 Controller board defective
 External noise
 BICU board defective
641
CTL
D
1. Check the connection between the controller board and BICU.
2. Replace the controller board.
3. Replace the BICU.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
650
CTL
B
Communication error of the remote service modem (Cumin-M)
Authentication error
The authentication for the Cumin-M fails at a dial up connection.
 Incorrect SP settings
 Disconnected telephone line
 Disconnected modem board
-001 -
Check and set the correct user name (SP5816-156) and password
(SP5816-157).
Incorrect modem setting
Dial up fails due to the incorrect modem setting.
Same as -001
-004 -
Check and set the correct AT command (SP5819-160).