Ricoh Pro 8300S - Perfect Binder: Stack Tray HP Sensor Lag Error; Perfect Binder: Stack Weight Move HP Sensor Late Error; Sc752-15

1.SC Codes
412
 Replace the master control board.
 Replace the motor harness.
 Replace the sensor harness.
SC752-15
Error Name
Perfect Binder: Stack Tray HP Sensor Lag Error
Pattern
D
Error Condition
When the tray moved from the home position, the HP sensor did not go OFF after enough time for 10
mm of movement had elapsed.
Major Cause
 Stack tray HP sensor defective
 Stacking tray motor defective
Solution
 Reconnect the connector.
 Replace the stacking tray lift motor.
 Replace the stack tray HP sensor.
 Replace the master control board.
 Replace the motor harness.
 Replace the sensor harness.
SC752-16
Error Name
Perfect Binder: Stack Weight Move HP Sensor Late Error
Pattern
D
Error Condition
When the tray moved to the home position, the stack weight move HP sensor did not go ON after
enough time for 70mm of movement had elapsed.
Major Cause
 Stack weight HP sensor defective