The Contact Sensor Fails To Move; The Contact Sensor Led Fails To Go On - Canon imageCLASS D600s Service Manual

4.2.3

The contact sensor fails to move.

Contact sensor drive belt
Contact sensor drive rail
Connector
Reader motor, Image processor PCB
4.2.4

The contact sensor LED fails to go ON.

Connector
Contact sensor
Analog processor PCB, Image processor PCB
COPYRIGHT © 2001 CANON INC.
Chapter7C.p65
1) Is the contact sensor drive belt normal?
NO: Replace the contact sensor drive belt.
2) Move the contact sensor slowly. Does it move smoothly?
NO: Check the surface of the contact sensor drive rail for foreign mat-
ter, and remove any foreign matter. If it is soiled, clean it with alco-
hol, and apply a small amount of lubricant.
3) Is the connection between the connector J310 on the image proces-
sor PCB and the connector of the reader motor normal?
NO: Correct the connection.
4) Try replacing the reader motor. Is the problem corrected?
YES: End.
NO: Replace the image processor PCB.
1) Is the connection of the following sensors normal: J501 and J503 on
the analog processor PCB; J317 on the image processor PCB; J504
on the contact sensors?
NO: Correct the connection. If the flexible cable has a scratch, replace
it.
2) Try replacing the contact sensor. Is the problem corrected?
YES: End.
3) Try replacing the analog processor PCB. Is the problem corrected?
YES: End.
NO: Replace the image processor PCB.
CANON imageCLASS D600s/PC1060s/PC1200s/iR1200s REV. 0 SEPT. 2001
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