Ricoh Pro 8300S - Sc754-66

1.SC Codes
545
 Connector or harness loose, damaged, or defective
 Slave control board defective
Solution
 Reconnect the connector.
 Replace the main grip motor (R).
 Replace the main grip close sensor (R).
 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.
SC754-66
Error Name
Perfect Binder: Main Grip Motor (R) Rotation Error
Pattern
B
Error Condition
At the start of the main grip open operation, the MG encoder sensor (R) was not detected on/off, even
after the MG motor (R) had operated for 200 ms.
Major Cause
 Main grip motor (R) defective
 Main grip encoder sensor (R) defective
 Connector or harness loose, damaged, or defective
 Slave control board defective
Solution
 Reconnect the connector.
 Replace the main grip motor (R).
 Replace the main grip encoder sensor (R).
 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.