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TROUBLESHOOTING
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[CB60] Stapler unit shift motor abnormality
[CB80] Backup RAM data abnormality
[CB80] RAM abnormality
MJ-1023/1024
Is the stapler shift home position sensor (PI40) working normally?
È NO Æ Replace the sensor.
YES
Is the wiring between the finisher controller PC board and the stapler shift motor (M35) cor-
rect?
È NO Æ Correct the wiring.
YES
Is there any mechanical problem with the stapler stand motion path?
È YESÆ Fix the lift mechanism.
NO
1) Replace the stapler shift motor.
2) Replace the finisher controller PC board.
MJ-1101
Is there any mechanical problem when the stapler is moved?
È
ÆYES Fix the mechanism.
NO
Is the harness between the stapler unit shift motor (M4) and the finisher control PC board
(CN5) disconnected or open circuited?
l
È
ÆYES • Reconnect the connector securely.
• Replace the harness.
NO
1) Replace the stapler unit shift motor (M4).
2) Replace the finisher control PC board.
MJ-1023/1024
Is the problem solved by turning the power of the equipment OFF and ON?
È YESÆ End.
NO
1) Replace the finisher controller PC board.
2) Replace the punch controller PC board.
MJ-1101
Is the error recovered when the power of the equipment is turned OFF and then back ON?
È
ÆYES End.
NO
Replace the finisher control PC board.
06/08
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