Sc600 (Device Communication) - Ricoh M0A0 Service Manual

6.Troubleshooting
SC No.
SC559-00 A

SC600 (Device Communication)

SC No. Level
SC632- B Counter device error 1
00 After 3 attempts to send a data frame to the optional counter device via the serial
communication line, no ACK signal was received within 100 ms.
Serial line between the optional counter device, the relay board and copier control board is
disconnected or damaged.


SC No. Level
SC633- B Counter device error 2
00
After communication was established, the controller received the brake signal from the
accounting device.
Serial line between the optional counter device, the relay board and copier control board is
disconnected or damaged.


SC No. Level
SC634-00 B
SC No. Level
SC635-00 B
254
Level
Fusing jam detected 3 times in succession
Fusing jam is detected three times in succession.
Paper is wrapped around the fusing roller.
Clear the SP: fusing SC.
Error Name/Error Condition/Major Cause/Solution
Turn the main power off/on.
Check the serial communication line.
Error Name/Error Condition/Major Cause/Solution
Turn the main power off/on.
Check the serial communication line.
Error Name/Error Condition/Major Cause/Solution
Counter device error 3
A backup RAM error was returned by the counter device.
Counter device control board or the backup battery of counter device is defective

Replace the counter device control board.

Replace the backup battery.
Error Name/Error Condition/Major Cause/Solution
Counter device error 4
A backup battery error was returned by the counter device.
Counter device control board or the backup battery of counter device is defective

Replace the counter device control board.
Error Name/Error Condition/Major Cause/Solution