CHAPTER 5 TROUBLESHOOTING
5-34
COPYRIGHT © 1999 CANON INC.
CANON FINISHER - D1 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Action
Go to step 2.
Go to step 3.
Check 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 normal,
replace the motor.
7.
E531 (stapler motor M11)
Cause
Stapling home position
sensor (PI19), Finisher
controller PCB
Finisher controller PCB
Wiring
Switching regulator
Wiring
Step
1
2
3
4
5
Checks
Does the stapler operate in
keeping with stapling
operation?
Move the stapler by hand.
Does the state of J111-11 (+)
on the finisher controller
PCB change?
Is 24 VSTP supplied to J113-
1 (+) on the finisher
controller PCB?
Is 24 VSTP supplied from
J713-4 (+) on the fuse PCB?
Is 24 VSTP supplied from
J713-4 (+) 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 supplied
to the sensor; if normal,
replace the stapler.
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 normal,
replace the stapler.
8.
E532 (stapler shift motor M10)
Cause
Stapler shift home
position sensor (PI17),
Finisher controller PCB
Finisher controller PCB
Wiring
Switching regulator
Wiring
Step
1
2
3
4
5
Checks
Does the stapler move at the
correct timing?
Move the stapler by hand.
Does the state of J112-8 (+)
on the finisher controller
PCB change?
Is 24 VSTP supplied to J113-
1 (+) on the finisher
controller PCB?
Is 24 VSTP supplied from
J713-4 (+) on the fuse PCB?
Is 24 VSTP from J713-4 (+)
on the switching regulator
supplied?
Yes/No
Yes
No
No
Yes
Yes
No
Yes