Ricoh Aficio MP C2050 Service Manual

SC Tables
D037/D038/D040/D041 4-38 SM Appendix
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
 External noise
 BCU board defective
1. Check the connection between the controller board and BCU.
2. Replace the controller board.
3. Replace the BCU.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
650
CTL
B
Communication error of the remote service modem (RCG-M)
-001 -
Authentication error
The authentication for the RCG-M fails at a dial up connection.
 Incorrect SP settings
 Disconnected telephone line
 Disconnected modem board
Check and set the correct user name (SP5816-156) and password
(SP5816-157).
-004 -
Incorrect modem setting
Dial up fails due to the incorrect modem setting.
Same as -001
Check and set the correct AT command (SP5819-160).
-005 -
Communication line error
The supplied voltage is not sufficient due to the defective
communication line or defective connection.
Same as -001
Consult with the user's local telephone company.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
651
CTL
C
Incorrect dial up connection
-001: Program parameter error
-002: Program execution error
An unexpected error occurs when the modem (RCG-M) tries to call the
Rev. 04
/
29/2011

Ricoh Aficio MP C2050 Specifications