Canon SADDLE FINISHER K3 Service Manual page 397

CHAPTER 5 TROUBLESHOOTING
3.2.4 E5F3 (alignment motor; detail code 01/02)
Aligning plate home position sensor (PI48)
1) Check the aligning plate home position sensor. Is the sensor nor-
NO:
Saddle stitcher controller PCB
2) Does the aligning plate motor operate at the corrected timing?
YES: Replace the saddle stitcher controller PCB.
NO:
Alignment motor (M45)
3) Does the alignment motor operate at the correct timing?
YES: Replace the saddle stitcher controller PCB.
NO:
4) Try replacing the alignment motor. Is the problem corrected?
YES: End.
NO:
Saddle stitcher controller PCB
5) Try replacing the alignment motor. Is the problem corrected?
YES: End.
NO:
3.2.5 E5F4/E5F5 (stitcher; detail code 01/02)
Stitcher
1) Are the front and rear stitchers and their bases mounted correctly?
NO:
Stitching home position (MS34/32)
2) Is the stitching home position switch of the front and rear stitchers
NO:
Saddle stitcher controller PCB, Stitcher motor (M46/M47)
3) Do the front and rear stitchers operate at the correct timing?
YES: Check the wiring between the stitcher and the saddle stitcher con-
NO:
5-90
COPYRIGHT© 2001 CANON INC.
mal?
Replace the sensor.
Check the aligning plate drive mechanism, and correct any fault; if
normal, go to step 3.
Check the aligning plate drive mechanism, and correct any fault; if
normal, go to step 3.
Replace the saddle stitcher controller PCB.
Replace the saddle stitcher controller PCB.
Mount them correctly.
normal?
Replace the front or rear stitcher.
troller PCB; if normal, replace the controller PCB.
Replace the front or rear stitcher.
2000 2000 2000 2000 CANON SADDLE FINISHER K3/K4 REV.0 MAR. 2001