CHAPTER 5 TROUBLESHOOTING
COPYRIGHT © 1999 CANON INC.
CANON FINISHER - D1 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
5-35
9.
E535 (swing motor M8; detail, FF)
10. E535 (swing motor M8; detail, 01)
Cause
Swing guide closed
sensor (PI15), Finisher
controller PCB
Finisher controller PCB
Wiring
Switching regulator
Wiring
Step
1
2
3
4
5
Checks
Does the swing guide operate
at the correct timing?
Move the swing guide by
hand. Does the state of
J108B-3 (+) on the finisher
controller PCB change?
Is 24 VU supplied to J101-3
(+) on the finisher controller
PCB?
Is 24 VU supplied from
J714-3 (+) on the fuse PCB?
Is 24 VU supplied from J85-
3 (+) on the switching
regulator?
Yes/No
Yes
No
No
Yes
Yes
No
Yes
Action
Go to step 2.
Go to step 3.
Check the power to the
sensor; if normal, replace
the finisher controller
PCB.
Replace the finisher
controller PCB.
Correct the wiring.
Replace the switching
regulator.
Check the wiring from the
switching regulator to the
fuse PCB; if normal,
replace the motor.
Action
Go to step 2.
Go to step 3.
Replace the power to the
sensor; if normal, replace
the sensor. Otherwise,
replace the finisher
controller PCB.
Replace the finisher
controller PCB.
Correct the wiring.
Replace the switching
regulator.
Correct the wiring from
the switching regulator to
the fuse PCB; if the wiring
is correct, replace the
motor.
Cause
Swing guide open sensor
(PI16), Finisher
controller PCB
Finisher controller PCB
Wiring
Switching regulator
Wiring
Step
1
2
3
4
5
Checks
Does the swing guide operate
at the correct timing?
Move the swing guide by
hand. Does the state of
J108B-6 (+) on the finisher
controller PCB change?
Is 24 VU supplied to J101-3
(+) on the finisher controller
PCB?
Is 24 VU from J714-3 (+) on
the fuse PCB supplied?
Is 24 VU supplied from J85-
3 (+) on the switching
regulator?
Yes/No
Yes
No
No
Yes
Yes
No
Yes