Ricoh Pro 8320 - Sc754-72

1.SC Codes
549
 Connector or harness loose, damaged, or defective
 Slave control board defective
Solution
 Reconnect the connector.
 Replace the MG motor (F).
 Replace the MG encoder sensor (F).
 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.
SC754-72
Error Name
Perfect Binder: Signature Exit Path HP Sensor Late Error
Pattern
B
Error Condition
During signature output roller separation, the signature exit path sensor did not go ON, even after the
signature exit path motor was ON for 750 ms.
Major Cause
 Signature path exit motor defective
 Signature path exit HP sensor defective
 Connector loose, damaged, or defective
 Slave control board defective
Solution
 Reconnect the connector.
 Replace the signature path exit motor.
 Replace the signature path exit 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.