Ricoh Pro 8300S - Perfect Binder: Main Grip Close Sensor (R) Late Error; Perfect Binder: Main Grip Open Sensor (R) Lag Error; Sc752-57; Sc752-58

1.SC Codes
437
 Replace the slave control board.
 Replace the motor harness.
 Replace the sensor harness.
SC752-57
Error Name
Perfect Binder: Main Grip Open Sensor (R) Lag Error
Pattern
D
Error Condition
At the start of the main grip close operation, the MG open sensor (R) did not go OFF, even after the MG
motor (R) had operated for 500 ms.
Major Cause
 Main grip motor (R) defective
 Main grip open sensor (R) defective
 Connector or harness loose, damaged, or defective
Solution
 Reconnect the connector.
 Replace the main grip motor (R).
 Replace the MG open sensor (R).
 Replace the slave control board.
 Replace the motor harness.
 Replace the sensor harness.
SC752-58
Error Name
Perfect Binder: Main Grip Close Sensor (R) Late Error
Pattern
D
Error Condition
At the start of the main grip close operation, the MG close sensor (R) did not go ON, even after the MG
motor (R) had operated for 3000 ms.