Toshiba e-STUDIO556 Service Manual page 680

[CC80] Rear alignment motor abnormality [MJ-1029]
Is the alignment guide home position sensor (PI29) working normally?
NO 

YES
Is the wiring between the finisher controller PC board and the alignment motor (M11)
correct?
YES  Correct the wiring.

NO
Is there any mechanical problem with the alignment guide movement path?
YES  Fix the mechanism.

NO
Is the problem solved by replacing the alignment motor?
NO 

YES
END
[CCC1] Communication error between Inserter Unit and Finisher
Is the harness between the finisher controller PC board and the inserter control board
normal?
NO 

YES
Is 5V output to CN13-5 on the inserter control board?
YES  Replace the finisher control board.

NO
Replace the inserter control board.
[CCD1] Inserter EEPROM abnormality
Is the conductor pattern around IC5 on the inserter control board short- or open-circuited?

YES
1. Replace the inserter control board.
2. Perform the inserter tray volume adjustment.
e-STUDIO556/656/756/856/557/657/757/857
ERROR CODE AND TROUBLESHOOTING
Replace the sensor.
Replace the finisher controller PC board.
Replace the harness.
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