Ricoh Pro 8320 - Sc753-82

1.SC Codes
502
 Slave control board defective
Solution
 Reconnect the connector.
 Replace the signature move motor.
 Replace the main grip signature sensor.
 Replace the slave control board.
 Replace the motor harness.
 Replace the sensor harness.
 Clear the signature jam.
After the repairs, cancel the low performance mode, and then turn the power off/on.
SC753-82
Error Name
Perfect Binder: Trim unit entrance sensor lag error
Pattern
B
Error Condition
 At the end of initialization at power on, the entrance path sensor went ON.
 At the end of automatic exit, the entrance path sensor went ON.
Major Cause
 Signature jam occurred in the trim unit.
 Trim unit entrance sensor defective
 Connector loose, broken, defective
 Cutter control board defective
Solution
 Reconnect the connector.
 Replace the trim unit entrance sensor.
 Replace the cutter control board.
 Replace the sensor harness.
 Clear the signature jam.
After the repairs, cancel the low performance mode, and then turn the power off/on.