COPYRIGHT © 1998 CANON INC. FINISHER-C1/SADDLE FINISHER-C2 REV. 0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
6-35
CHAPTER 6 TROUBLESHOOTING
12. E5F9 (faulty microswitch; detail code 01)
Step
Checks
Yes/No
Action
Cause
1
No
Switch actuator
Check the switch actuator of the
inlet door. Do the switch and the
sensor operate correctly?
Correct the mechanism.
2
No
Inlet door switch (MS1S)
Check the inlet door switch. Is the
switch normal?
Replace the switch.
3
Yes
Inlet door open sensor (PI9S)
Measure the voltage at the J10-8
on the saddle stitcher controller
PCB with the door open. Is it 5
V?
The sensor is faulty. Replace it.
4
No
Power supply, Wiring
Measure the voltage between J19-
1 (+) and J19-2 (-) on the finisher
controller PCB. Is it 24 V?
Replace the finisher controller
PCB.
Yes
Check the wiring between J19 on
the finisher controller PCB and
J1 on the saddle stitcher
controller PCB. If a fault is
found, correct it; otherwise,
replace the saddle stitcher
controller PCB.
13. E5F9 (faulty microswitch; detail code 02)
Step
Checks
Yes/No
Action
Cause
1
No
Switch actuator
Check the switch actuator of the
front door. Do the switch and the
sensor operate correctly?
Replace the switch.
2
No
Front door switch (MS2S)
Check the front door switch. Is
the switch normal?
Replace the sensor.
3
Yes
Front door open sensor (PI2S)
Measure the voltage at J11-12 on
the saddle stitcher controller PCB
with the front door open. Is it 5
V?
The sensor is faulty. Replace the
sensor.
No
Replace the saddle stitcher
controller PCB.