Specifications

COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON DADF-J1 REV.0 MAR.2001
CHAPTER 4 MAINTENANCE AND INSPECTION
4-7
3) Remove the registration sensor PCB.
(F03-301-29)
4) Clean the two filter surfaces of the sen-
sor.
F04-401-07b
4.3.6 Post-Registration Roller Paper
Sensor
Do not use a solvent (alcohol-
family or ketone-family) to
clean the prism face. It is made
of acrylic resin, and contact
with solvent can discolor it, ad-
versely affecting its operation.
F04-401-08
1) Open the pickup upper cover.
2) Remove the reversing guide. (F03-301-
28)
3) Clear the surface of the prism of the
post-registration roller paper sensor.
4.3.7 Reversal Paper Sensor
1) Remove the reversing guide. (F03-301-
28)
2) Remove the two screws [1], and detach
the reversal sensor [2].
F04-401-09a
Surfaces to clean
Surfaces
to clean
[1] [2] [1]