Toshiba e-STUDIO520 Service Handbook page 449

[Procedure 3]
Is the paper pushing plate top position sensor (PI15S) connected to the saddle stitcher con-
troller PC board?
NO
YES
Is the wiring between the sensor and the saddle stitcher correct?
YES
NO
Is 5V DC being supplied from J9-13 on the saddle stitcher controller PC board?
NO
YES
Is J9-14 on the saddle stitcher controller PC board properly connected to the ground?
NO
YES
END
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Connect it to the board.
Correct the wiring.
Replace the saddle stitcher controller PC board.
Replace the saddle stitcher controller PC board.
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e-STUDIO520/523/600/603/720/723/850/853
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