Toshiba e-STUDIO556 Service Manual page 679

[CC60] Punch motor abnormality
Is the punch motor clock sensor ((PI2P) working normally?
NO 

YES
Is the punch home sensor (PI3P) working normally?
NO 

YES
Is the wiring between the punch home sensor (PI3P) and finisher controller PC board
correct?
NO 

YES
Is the punching mechanism normal?
YES  Fix the mechanism.

NO
Is the problem solved by replacing the punch motor (M1P)?
YES  END

NO
Is the problem solved by replacing the punch driver board?
YES  END

NO
Replace the finisher controller PC board.
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Replace the sensor.
Replace the sensor.
Correct the wiring.
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ERROR CODE AND TROUBLESHOOTING
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