Canon CP660 Service Manual page 319

12 E055
Cause Step
Horizontal reg- 1
istration guide
Horizontal reg- 2
istration guide
home position
sensor (PS25)
lever
Horizontal reg- 3
istration guide
drive gear
Duplexing 4
driver PCB
Horizontal reg- 5
istration guide
home position
sensor (PS25)
Horizontal 6
motor (M7)
Duplexing dri-
ver PCB
COPYRIGHT © 1999 CANON INC.
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Checks
Is the horizontal registration guide
mounted correctly?
Is the horizontal registration guide
home position sensor lever dam-
aged?
Is the horizontal registration guide
drive gear worn/cracked?
Are the connectors J2006 and
J2005 of the duplexing driver PCB
connected securely?
Replace the horizontal registration
guide home position sensor (PS25).
Is the problem corrected?
Replace the horizontal registration
motor. Is the problem corrected?
CANON 660/2100 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 10 TROUBLESHOOTING
Yes/No Action
NO Mount the guide cor-
rectly.
YES Replace the lever.
YES Replace the
worn/cracked gear.
NO Connect the connec-
tors securely.
YES Replace the sensor.
YES Replace the horizontal
registration motor.
NO Replace the duplexing
driver PCB.
10-37