Ricoh Pro 8300S - Sc754-45; Sc754-46

1.SC Codes
531
Solution
 Reconnect the connector.
 Replace the stack weight motor.
 Replace the stack weight HP sensor.
 Replace the master control board.
 Replace the motor harness.
 Replace the sensor harness.
After the repairs, cancel the low performance mode, and then turn the power off/on.
SC754-45
Error Name
Perfect Binder: Sub Grip HP Sensor Late Error
Pattern
B
Error Condition
During the sub grip lift operation, the sub grip upper HP sensor did not go ON, even though the sub grip
lift motor had operated for 4110 ms.
Major Cause
 Sub grip lift motor defective
 Sub grip upper HP sensor defective
 Harness connector loose, damaged, or defective
 Slave control board defective
Solution
 Reconnect the connector.
 Replace the sub grip lift motor.
 Replace the Sub grip upper HP sensor.
 Replace the slave control board.
 Replace the motor harness.
 Replace the sensor harness.
After the repairs, cancel the low performance mode, and then turn the power off/on.
SC754-46
Error Name
Perfect Binder: Sub Grip HP Sensor Lag Error