Read Sharp MX-FNX2 (serv.man11) Service Manual online
MX-FNX2/AR-PN1/MX-RBX1 SELF DIAG MESSAGE AND TROUBLE CODE 9 – 7
c. F1-34, Punch Motor (FPNM) Fault
d. F1-35, Punch Horizontal Registration Home Position Sensor (FPSHPD) Fault
e. F1-38, Punch Unit Back-UP RAM Fault
f. F1-39, Waste Full Sensor Fault
g. F1-40, Punch Unit Power Supply Fault
Cause/Trouble section
Procedure
Check
Result
Remedy
Punch home position sensor (FPHPD)
1
Check the punch home position sensor (FPHPD).
Is the sensor normal?
Is the sensor normal?
NO
Replace the sensor.
Punch motor lock sensor (FPMCK)
2
Check the punch motor lock sensor (FPMCK). Is the sensor
normal?
normal?
NO
Replace the sensor.
Wiring
3
Is the wiring between the finisher controller PCB and the
sensor normal?
sensor normal?
NO
Correct the wiring.
Punch mechanism, Punch motor
(FPNM)
(FPNM)
4
Is there a fault in the punch mechanism?
YES
Correct the punch
mechanism.
mechanism.
NO
Replace the punch motor
(FPNM).
(FPNM).
Punch controller PCB, Finisher
controller PCB
controller PCB
5
Try replacing the punch controller PCB. Is the problem
corrected?
corrected?
YES
End.
NO
Replace the fisher controller
PCB.
PCB.
Cause/Trouble section
Procedure
Check
Result
Remedy
Horizontal registration sensor
(photosensor PCB/LED PCB)
(photosensor PCB/LED PCB)
1
Check the horizontal registration sensor. Is the sensor
normal?
normal?
NO
Replace the sensor.
Wiring
2
Check the punch motor lock sensor (FPMCK).
Is the sensor normal?
Is the sensor normal?
NO
Correct the wiring.
Punch controller PCB, Finisher
controller PCB
controller PCB
3
Try replacing the punch controller PCB. Is the problem
correct?
correct?
YES
End.
NO
Replace the finisher
controller PCB.
controller PCB.
Cause/Trouble section
Procedure
Check
Result
Remedy
Punch controller PCB
1
Turn off and the on the host machine. Is the problem
corrected?
corrected?
YES
End.
NO
Replace the punch controller
PCB.
PCB.
Cause/Trouble section
Procedure
Check
Result
Remedy
Waste full Sensor (waste full
photosensor PCB/waste full LED PCB)
photosensor PCB/waste full LED PCB)
1
Check the waste full sensor. Is the sensor normal?
NO
Replace the sensor.
Wiring
2
Is the wiring between the punch controller PCB and the
waste full sensor normal?
waste full sensor normal?
NO
Correct the wiring.
Punch controller PCB, Finisher
controller PCB
controller PCB
3
Try replacing the punch controller PCB. Is the problem
corrected?
corrected?
YES
End.
NO
Replace the finisher controller
PCB.
PCB.
Cause/Trouble section
Procedure
Check
Result
Remedy
Finisher controller PCB, Host machine
DC controller PCB
DC controller PCB
1
Turn off and then off the host machine. Is the problem
corrected?
corrected?
YES
End.
Wiring
2
Is the wiring between the finisher controller PCB and the
punch controller PCB normal?
punch controller PCB normal?
NO
Correct the wiring.
Power supply
3
Measure the voltage between CN14-5 (+) and CN4-3 (-) on
the finisher controller PCB. Is it 24 VDC?
the finisher controller PCB. Is it 24 VDC?
YES
Replace the punch controller
PCB.
PCB.
NO
Replace the finisher controller
PCB.
PCB.
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