Ricoh Pro 8300S - Sc754-76; Sc754-77

1.SC Codes
552
SC754-76
Error Name
Perfect Binder: Leading Edge Sensor Late Error
Pattern
B
Error Condition
When signature exited at signature path exit roller, the leading edge sensor did not go ON, even after
the signature exit roller motor operated long enough to feed the book 45 mm.
Major Cause
 Signature exit roller motor defective
 Leading edge sensor defective
 Signature jam
 Connector loose, damaged, or defective
 Slave control board defective
Solution
 Reconnect the connector.
 Replace the signature exit roller motor.
 Replace the leading edge sensor.
 Replace the slave 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.
SC754-77
Error Name
Perfect Binder: Drive Switch Motor Error (Down to Up)
Pattern
B
Error Condition
The rack where the drive gear is mounted did not retract from the drive switch sensor after the drive
switch motor operated for 3 sec.