Sharp AR-M550N Service Manual page 375

Main Sub Finisher/saddle bottom staple
Title
code code motor trouble
F1 44 Phenomenon Display
Details
Section
Operation
mode
Note
Case 1 Trouble
position/
Cause
Remedy
Note
Main Sub Finisher/saddle front staple motor
Title
code code trouble
F1 45 Phenomenon Display
Details
Section
Operation
mode
Note
Case 1 Trouble
position/
Cause
Remedy
Note
Lamp
Message
Finisher/saddle bottom
staple motor trouble
The home position
sensor does not turn off
within the specified time
after normal starting of
the motor.
The home positions
sensor does not turn on
within the specified time
after reverse starting of
the motor in recovery.
Finisher
Finisher control PWB
trouble
Malfunction caused by
noises
Replace the finisher
control PWB.
Lamp
Message
Finisher/saddle front
staple motor trouble
The home position
sensor does not turn off
within the specified time
after normal starting of
the motor.
The home positions
sensor does not turn on
within the specified time
after reverse starting of
the motor in recovery.
Finisher
Finisher control PWB
trouble
Malfunction caused by
noises
Replace the finisher
control PWB.
AR-M550/M620/M700 SELF DIAG MESSAGE AND TROUBLESHOOTING 9 - 20
Main Sub
Title Finisher/saddle push motor trouble
code code
F1 46 Phenomenon Display
Details
Section
Operation
mode
Note
Case 1 Trouble
position/
Cause
Remedy
Note
Lamp
Message
Finisher/saddle push
motor trouble
When moving to the
home position, the home
position sensor does not
turn on within the
specified time.
The push lead edge
sensor does not turn on
within the specified time
after shifting from the
home position.
When shifting from the
home position to the lead
edge, the home position
sensor does not turn off
within the specified time.
The lead edge sensor
does not turn off within
the specified time when
shifting from the lead
edge position to the home
position.
The motor RPM at every
50msec falls below the
specified level.
The lead edge sensor
does not turn on within
the specified time when
shifting from the home
position to the lead edge
position.
Finisher
Finisher control PWB
trouble
Malfunction caused by
noises
Replace the finisher
control PWB.