Ricoh Pro 8300S - Perfect Binder: 24 V Check Signal Error 3; Perfect Binder: 24 V Check Signal Error 4; Sc750-22; Sc750-23

1.SC Codes
323
SC750-22
Error Name
Perfect Binder: 24V Check Signal Error 3
Pattern
D
Error Condition
Front door and top cover are closed, but the 24V2 check signal of the slave control board does not go
OFF within 5 sec,
Major Cause
 Front door L/RSW defective
 Top cover switch defective
 Top cover sensor defective
 Master board defective
Solution
 Reconnect the connector.
 Replace the front door L/RSW.
 Replace the top cover switch
 Replace the top cover sensor.
 Replace the slave board.
 Replace the sensor harness.
SC750-23
Error Name
Perfect Binder: 24V Check Signal Error 4
Pattern
D
Error Condition
Regardless of front door status, the 24V3 check signal of the slave control board does not go OFF
within 5 sec (monitored by the master control board).
Major Cause
 Front door L/RSW defective
 Slave control board defective