Faulty Alignment Motor; Faulty Staple Motor - Sharp AR-FN8 Service Manual

8.

Faulty alignment motor

Cause
Alignment guide home
position sensor (PI6)
Wiring
Alignment guide
Alignment motor (M3)
Finisher controller PCB
9.

Faulty staple motor

Cause
Wiring
Stapler
Finisher controller PCB
Step Checks
1 Check the alignment guide
home position sensor. Is it
normal?
2 Is the wiring between the
finisher controller PCB and
the alignment motor normal?
3 Is there any mechanical
obstacle in the path of the
alignment guide?
4 Replace the alignment motor.
Is the problem corrected?
Step Checks
1 Is the wiring between the
stapler and the finisher
controller PCB normal?
2 Replace the stapler. Is the
problem corrected?
CHAPTER 7 TROUBLESHOOTING
Yes/No
No Replace the sensor.
No Correct the wiring.
Yes Remove the
mechanical obstacle.
Yes End.
No Replace the finisher
controller PCB.
Yes/No
No Correct the wiring.
Yes End.
No Replace the finisher
controller PCB.
Action
Action
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