Removing The Pre-Registration Sensor (U502); Sensor (U502); Removing The Reversal Outlet Sensor (U505) - Canon DADF-B1 Service Manual

E. Removing the Pre-Registration

Sensor (U502)

1) Remove the pickup unit. (See A.
"Removing the Pickup Unit" under II.
"Drive System.")
2) Remove the two mounting screws [2], and
detach the pickup lower cover [1].
[1]
Figure 3-410
3) Open the pickup unit cover; then, remove
the two mounting screws [2], and detach
the pre-registration sensor PCB mounting
stay [1].
4) Disconnect the connector [5]; then,
remove the two mounting screws [4], and
detach the pre-registration sensor PCB [3].
[3] [5]
[4]
[1]
Figure 3-411
COPYRIGHT © 1999 CANON INC. CANON DADF-B1 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
F. Removing the Reversal
1) Remove the reversal delivery unit. (See E.
2) While pushing down the reversal inside
3) Slide the reversal outlet sensor PCB [2]
[3]
[2]
[2]
[2]
CHAPTER 3 MECHANICAL SYSTEM
Outlet Sensor (U505)
"Removing the Reversal Delivery Unit"
under II. "Drive System.")
guide [1] with your finger, remove the
mounting screw [3].
halfway up; then, disconnect the connector
[4].
Figure 3-412
[4]
[1]
3-21