Ricoh Pro 8300S - Sc753-78

1.SC Codes
499
Error Condition
The stack was late arriving because the trim unit entrance sensor did not go ON even after a transport
end signal was received.
Major Cause
 Signature jam occurred between the the cover transport unit and signature rotation unit.
 Trim unit entrance sensor defective
 Signature exit roller motor defective
 Slave control board defective
 Cutter control board defective
 Connector loose, broken, defective
Solution
 Reconnect the connector.
 Replace the signature exit roller motor.
 Replace the trim unit entrance sensor.
 Replace the slave control board.
 Replace the cutter control board.
 Replace the motor harness.
 Replace the sensor harness.
 Clear the signature jam.
After the repairs, cancel the low performance mode, and then turn the power off/on.
SC753-78
Error Name
Perfect Binder: Book registration sensor late error
Pattern
B
Error Condition
 At the start of cutter registration, the book registration did not go ON.
 The stack could not be detected for fore edge cutting.
Major Cause
 Signature jam occurred in the signature rotation unit.
 Book registration sensor defective
 Connector loose, broken, defective
 Cutter control board defective