Finisher Related Service Call - Toshiba e-STUDIO520 Service Handbook

5.1.12

Finisher related service call

[CB10] Feed motor abnormality
[Procedure 1]
Is second feed motor (M8) rotating in reverse at the fixed timing?
NO
YES
Is the shutter securely attached to the shutter upper/lower bars?
NO
YES
Turn the feed roller-2 in reverse by hand. Do the shutter upper/lower bars move up and
down?
l NO
YES
Is the shutter closed detecting switch (MS4) working normally?
NO
YES
Replace the finisher controller PC board.
[Procedure 2]
Is second feed motor (M8) rotating in reverse at the fixed timing?
NO
YES
Is the shutter securely attached to the shutter upper/lower bars?
NO
YES
Turn feed roller-2 in reverse by hand. Do the shutter upper/lower bars move up and down?
l NO
YES
Is the shutter open sensor (PI5) working normally?
NO
YES
Replace the finisher controller PC board.
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Replace second feed motor or finisher controller PC board.
Attach it securely.
Fix the mechanism including the shutter upper/lower bars and gears of
the feed roller-2.
Replace the switch.
Replace second feed motor or finisher controller PC board.
Attach it securely.
Fix the mechanism including the shutter upper/lower bars and gears of
the feed roller-2.
Replace the sensor.
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