Ricoh Pro 8300S - Perfect Binder: Front Door Lock Error; Sc751-67

1.SC Codes
394
Pattern
D
Error Condition
At the start of spine fold operation, the spine plate close sensor did not go OFF, even after the spine
plate motor operated for 505 ms.
Major Cause
 Spine plate motor connector loose, damaged, or defective
 Motor defective
 Spine close sensor connector loose, damaged, or defective
 Sensor defective
Solution
 Reconnect the connector.
 Replace the spine plate motor.
 Replace the spine close sensor.
 Replace the slave control board.
 Replace the motor harness.
 Replace the sensor harness.
SC751-67
Error Name
Perfect Binder: Front Door Lock Error
Pattern
D
Error Condition
The front door lock release sensor did not go off, even though the door was locked.
Major Cause
 Front door lock solenoid defective
 Front door lock release sensor defective
Solution
 Reconnect the connector.
 Replace the front door lock solenoid.
 Replace the front door lock release sensor.
 Replace the master control board.