Ricoh Pro 8320 - Perfect Binder: Blade Cradle HP Sensor Late Error; Perfect Binder: Book Door Lock Error; Sc750-74; Sc750-75

1.SC Codes
351
 Replace the blade cradle HP sensor.
 Replace the cutter control board.
 Replace the motor harness.
 Replace the sensor harness.
SC750-74
Error Name
Perfect Binder: Blade Cradle HP Sensor Late Error
Pattern
D
Error Condition
When the bladed is being lowered, the blade cradle HP sensor does not go ON after enough time has
elapsed for the blade to move 21 mm.
Major Cause
 Blade cradle motor defective
 Blade cradle HP sensor defective
 Motor/sensor disconnected
 Overload
 Blade cradle or cutter physically jammed
Solution
 Reconnect the connector.
 Replace the blade cradle motor.
 Replace the blade cradle HP sensor.
 Replace the cutter control board.
 Replace the motor harness.
 Replace the sensor harness.
 Remove the blade and the edge press plate.
SC750-75
Error Name
Perfect Binder: Book Door Lock Error
Pattern
D