Front Unit; Sub Pcb - Canon imageFORMULA DR-M160 Service Manual

CHAPTER 3 DISASSEMBLY & REASSEMBLY
II. FRONT UNIT

1. Sub PCB

1) Remove the upper cover.
(Page 3-2)
2) Remove the lock lever shaft
coil springs (large and small).
2
Note: The document sensor lever attached
to the lock lever shaft is hooked on the
document stopper and should be
unhooked.
Note: Do not stretch the hooks of the coil
spring (small) too much.
Figure 3-201
3) Disconnect the connector
unhook the 4 pairs of fitting parts
while tilting the PCB unit
unhook the 3 pairs of fitting parts
while removing the PCB unit. You should
unhook the upper metal fitting part first.
Note: The coil spring is mounted inside the
upper part.
3-4
and two
1
4) Remove the 2 screws
. Then
1
2
. Next,
3
4
COPYRIGHT © CANON ELECTRONICS INC. 2011
Figure 3-202
remove the sub PCB
cables from the reverse side.
Figure 3-203
Notes on assembling
You should attach the screws after
inserting the 2 protrusions on the
mounting plate into the holes for setting
the position on the PCB.
Correctly mount the coil spring between
the PCB unit and the separation float unit.
When mounting the PCB unit on the
base, all of the fitting parts should be
fully seated. There should not be any
raised parts.
(BH, M3) and
1
. Remove the
2
CANON DR-M160 FIRST EDITION