Toshiba e-STUDIO520 Service Handbook page 442

[CB60] Stapler shift motor abnormality
Is the stapler shift home position sensor (PI7) working normally?
NO
YES
Is the wiring between the finisher controller PC board and the stapler shift motor (M4) cor-
rect?
YES
NO
Is there any mechanical problem with the stapler stand motion path?
YES
NO
Try replacing the staple shift motor. Is the problem corrected?
YES
NO
Replace the finisher controller PC board.
e-STUDIO520/523/600/603/720/723/850/853
TROUBLESHOOTING
Replace the sensor.
Correct the wiring.
Fix the mechanism.
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