The registration roller fails to rotate.
2 (PM8), pre-
DC driver PCB,
COPYRIGHT © 1999 CANON INC.
Is the drive from the main motor
and the pre-registration motor 1/2
transmitted to each roller through
Set the meter range to 30 VDC, and
measure the voltage between J312-
A3 (+) and -A4 of the registration
path driver PCB. Does it change
from about 0 to about 24 V after
Replace the registration path driver
PCB. Is the problem corrected?
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 13 TROUBLESHOOTING
Check the motor (PM8,
PM9) and the drive
system (e.g., gears).
Replace the clutch.
Replace the registration
Replace the DC driver
PCB or the CPU PCB.