Ricoh Pro 8320 - Perfect Binder: Spine Fold HP Sensor (L) Late Error; Sc751-53

1.SC Codes
385
operating for 2400 ms.
Major Cause
 Glue supply motor connector loose, damaged, or defective
 Motor defective
 Glue pellets jammed
 Glue roller HP sensor connector loose, damaged, or defective
 Sensor defective
Solution
 Reconnect the connector.
 Replace the glue supply motor.
 Replace the glue roller HP sensor.
 Replace the slave control board.
 Replace the motor harness.
 Replace the sensor harness.
 Remove the cause of jam (glue pellets).
SC751-53
Error Name
Perfect Binder: Spine Fold HP Sensor (L) Late Error
Pattern
D
Error Condition
 The spine fold HP sensor (left) did not go ON during spine folding, even after the spine fold motor
(left) was operating for 5805 ms (or enough time elapsed for the plate to travel 101.25 mm).
 When the spine fold plate moved from the open to closed position, the spine fold HP sensor (left)
was already OFF.
Major Cause
 Spine fold motor (L) connector loose, damaged, or defective
 Motor defective
 Spine fold HP sensor (L) connector loose, damaged, or defective
 Sensor defective
Solution
 Reconnect the connector.
 Replace the spine fold motor (L).