Canon CLC 5000, Service Manual

Page: 525 / 757

COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON CLC5000 REV.0 JAN. 2001
CHAPTER 5 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
5-168
11) Paper is fed through the multifeeder. Do the multifeeder pick-up
roller and the paper thickness detecting roller rotate?
NO: See “Multifeeder pick-up fails.”
Paper
12) Try Canon-recommended paper. Is the problem corrected?
YES: Advise the user to use recommended paper.
Transparency
13) Is the transparency of the specified type, and is it oriented cor-
rectly?
NO: Advise the user to use transparencies of the specified type and to
place them correctly.
Multifeeder pick-up roller
14) Is the multifeeder pick-up roller deformed or worn?
YES: Replace the multifeeder pick-up roller.
Multifeeder pick-up sensor
15) Is the operation of the multifeeder paper width sensor (PS4, PS5)
normal?
YES: Check the placement of the paper.
Check each guide for foreign matter and deformation.
NO: Check the wiring to the sensor; if normal, replace the sensor.
5.1.2 Pick-up Feeding Assembly
Paper
1): Is the paper curled or wavy?
YES: Replace the paper. Advise the user on the correct method of storing
paper.
2): Try paper recommended by Canon. Is the problem corrected?
YES: Advise the user to use recommended paper.
Transparency
3): Is the transparency of the specified type, and is it oriented cor-
rectly?
NO: Advise the user to use transparencies of the specified type and to
place them correctly.
Registration roller
Registration roller drive assembly
4): Does the registration roller/registration roller drive assembly oper-
ate normally?
NO: See 4.1.52 “The registration roller fails to rotate.”