Canon SADDLE FINISHER K3 Service Manual page 395

CHAPTER 5 TROUBLESHOOTING
3.2.2 E5F1 (folder motor)
Folder motor clock sensor (PI47)
1) Check the folder motor clock sensor. Is the sensor normal?
NO:
Paper folding home position sensor (PI58)
2) Check the paper folding home position sensor. Is the sensor nor-
NO:
Saddle stitcher controller PCB
3) Does the folder motor operate at the correct timing?
YES: Replace the saddle stitcher controller PCB.
NO:
Folder motor (M42)
4) Does the folder motor operate at the correct timing?
YES: Replace the saddle stitcher controller PCB.
NO:
5) Try replacing the folder motor. Is the problem corrected?
YES: End.
NO:
Saddle stitcher controller PCB
6) Try replacing the folder motor. Is the problem corrected?
YES: End.
NO:
5-88
COPYRIGHT© 2001 CANON INC.
Replace the sensor.
mal?
Replace the sensor.
Check the folding roller drive mechanism, and correct any fault; if
normal, go to step 3.
Check the folding roller drive mechanism, and correct any fault; if
normal, go to step 3.
Replace the saddle stitcher controller PCB.
Replace the saddle stitcher controller PCB.
2000 2000 2000 2000 CANON SADDLE FINISHER K3/K4 REV.0 MAR. 2001