Ricoh Pro 8300S - Sc753-28; Sc753-29

1.SC Codes
469
SC753-28
Error Name
Perfect Binder: Cutter front HP sensor late error
Pattern
B
Error Condition
When the blade is moved to the front, the blade did not return to blade sensor 1 after enough time had
elapsed for the blade to move 122 mm.
Major Cause
 Cutter motor connector loose, broken, defective
 Motor overloaded, defective
 Blade sensors 1, 2 connectors loose, broken, defective
Solution
 Reconnect the connector.
 Replace the cutter motor.
 Replace the blade sensor 1, 2.
 Replace the cutter control board.
 Replace the motor harness.
 Replace the sensor harness.
After the repairs, cancel the low performance mode, and then turn the power off/on.
SC753-29
Error Name
Perfect Binder: Cut end late error
Pattern
B
Error Condition
 During movement from front to rear during cutting, blade sensor 1 did not go ON after enough time
had elapsed for the blade to move 61 mm.
 During movement from front to rear during cutting, blade sensor 1 did not go ON after 10 sec. had
elapsed.
Major Cause
 Cutter motor connector loose, broken, defective