Ricoh Pro 8300S - Perfect Binder: Left Spine Fold Plate Open Error; Sc751-56

1.SC Codes
387
Error Condition
 In the operation of the left spine fold plate, the left spine close sensor did not go ON, even after the
left spine fold plate motor was on for 5805 ms, equivalent to the plate moving 101.25 mm.
 When the spine fold plate moved from the closed to open position, the left spine close sensor was
already OFF.
Major Cause
 Spine fold motor (L) connector loose, damaged, or defective
 Motor defective
 Spine close sensor (L) connector loose, damaged, or defective
 Sensor defective
Solution
 Reconnect the connector.
 Replace the spine fold motor (L).
 Replace the spine close sensor (L).
 Replace the slave control board.
 Replace the motor harness.
 Replace the sensor harness.
SC751-56
Error Name
Perfect Binder: Left Spine Fold Plate Open Error
Pattern
D
Error Condition
 In the operation of the left spine fold plate, the left spine close sensor did not go OFF, even after
the left spine fold plate motor was on for 500 ms.
 When the spine fold plate moved from the open to closed position, the left spine close sensor was
already ON.
Major Cause
 Spine fold motor (L) connector loose, damaged, or defective
 Motor defective
 Spine close sensor (L) connector loose, damaged, or defective
Solution
 Reconnect the connector.