Ricoh Pro 8320 - Perfect Binder: Book Registration Sensor Adjustment Low Value Error; Perfect Binder: Entrance Path Sensor Adjustment Low Value Error; Sc751-31; Sc751-32

1.SC Codes
372
Solution
 Reconnect the connector.
 Replace the LE detect sensor.
 Replace the slave control board.
 Replace the sensor harness.
SC751-31
Error Name
Perfect Binder: Entrance Path Sensor Adjustment Low Value Error
Pattern
D
Error Condition
When the entrance path sensor was adjusted, the sensor A/D input was higher than 2.58 V, even after
the sensor D/A output was lowered to 0V.
Major Cause
 Entrance path sensor connector loose, damaged, or defective
 Sensor defective
 Cutter control board disconnected, defective
Solution
 Reconnect the connector.
 Replace the entrance path sensor.
 Replace the cutter control board.
 Replace the sensor harness.
SC751-32
Error Name
Perfect Binder: Book Registration Sensor Adjustment Low Value Error
Pattern
D
Error Condition
When the book registration sensor was adjusted, the sensor A/D input was more than 2.58 V, even after
the sensor D/A output was less than 0V.