Canon CP660 Service Manual page 335

11 The multifeeder paper width size is wrong.
Cause Step
Connectors 1
Multifeeder unit 2
Multifeeder 3
paper width
sensor
DC controller
PCB
12 The color toner cartridge is absent.
Cause Step
Connector 1
Color toner 2
sensor, DC
controller PCB
COPYRIGHT © 1999 CANON INC.
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Checks
Are the connectors on the DC con-
troller PCB, relay connector J33,
and connector J34 of the multifeeder
paper width sensor connected
securely?
Is there a fault in any of the parts of
the multifeeder unit?
Replace the multifeeder paper width
sensor. Is the problem corrected?
Checks
Are the connector J221 on the DC
controller PCB, connector J621 of
the color toner level sensor, and
relay connector J70 connected
securely?
Replace the color toner sensor. Is
the problem corrected?
CANON 660/2100 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 10 TROUBLESHOOTING
Yes/No Action
NO Connect the connec-
tors securely.
NO Replace the problem
part.
YES Replace the sensor.
NO Replace the DC con-
troller PCB.
Yes/No Action
NO Connect the connec-
tors securely.
YES End.
NO Replace the DC con-
troller PCB.
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