Ricoh Pro 8300S - Perfect Binder: Right Spine Fold Plate Close Error; Perfect Binder: Right Spine Fold Plate Open Error; Sc751-60; Sc751-61

1.SC Codes
390
 Replace the motor harness.
 Replace the sensor harness.
SC751-60
Error Name
Perfect Binder: Right Spine Fold Plate Close Error
Pattern
D
Error Condition
 The spine fold press sensor (right) did not go ON when the right fold plate was closing, even after
the spine fold motor (right) was operating for 3225 ms (or enough time elapsed for the plate to
travel 56.25mm).
 When the spine fold plate moved from the closed to open position, the spine fold press sensor
(right) was already OFF.
Major Cause
 Spine fold motor (R) connector loose, damaged, or defective
 Motor defective
 Spine fold press sensor (R) connector loose, damaged, or defective
 Sensor defective
Solution
 Reconnect the connector.
 Replace the spine fold motor (R).
 Replace the spine fold press sensor (R).
 Replace the slave control board.
 Replace the motor harness.
 Replace the sensor harness.
SC751-61
Error Name
Perfect Binder: Right Spine Fold Plate Open Error
Pattern
D
Error Condition
 The spine fold press sensor (right) did not go OFF when the spine fold plate closed, even while the