Canon FINISHER-C1 Service Manual page 208

CHAPTER 6 TROUBLESHOOTING
14. E5F9 (faulty microswitch; detail code 03)
Cause
Switch actuator
Delivery switch (MS3S)
Delivery door open sensor
(PI3S)
6-36 COPYRIGHT © 1998 CANON INC.
Step Checks
Check the delivery door switch
1
actuator. Do the switch and the
sensor operate correctly?
Check the delivery door switch. Is
2
the switch normal?
Measure the voltage at J11-9 on
3
the saddle stitcher controller PCB
with the delivery door open. Is it
5 V?
FINISHER-C1/SADDLE FINISHER-C2 REV. 0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
Yes/No Action
Correct the mechanism.
No
Replace the switch.
No
The sensor is faulty. Replace the
Yes
sensor.
Replace the saddle stitcher
No
controller PCB.