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My 7222 copier will not start it is showing f-77-2

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  • bizwork May 11, 2010

    Its possible the up/down motor has failed.

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M7 (Elevator motor) drive abnormality
• While the elevate tray is going
up, the PWB-F (Elevate tray
top face sensor) is not turned
OFF in the specified period of
time after the M7 is turned
ON.
• While the elevate tray is going
down, the M7 is locked.
• The S2 (Elevate tray upper
limit switch) or the S3 (Elevate
tray lower limit switch) is
turned ON in the specified
period of time after the elevate
tray starts to drive.
The main
body stops
immediately,
and the RL1
(Main) turn
OFF.
M7 (Elevator motor)
PWB-A (Control board)
PWB-F (Elevate tray top face
sensor)
S2 (Elevate tray upper limit switch)
S3 (Elevate tray lower limit switch)
FS-114 F77-2 M11-FN (Elevator motor) drive
failure
• During tray ascending, PC14-
FN (Top face detection sensor)
does not ON after specified
time from M11-FN ON.
• During tray descending, it
does not reach the target
position within specified time.
• During tray descending, M11-
FN is locked.
M11-FN (Elevator motor)
PWB-A FN (Control board)
PC15-FN (Top face detection
sensor)

UNPLUG FINISHER AND SHUT WORK

Posted on Aug 31, 2009

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