Brother DCP-9040CN Service Manual page 118

(16) Connect the two Connectors (CN14, CN21) and Flat cable (CN18) into the Main PCB
ASSY.
Note:
When connecting the Flat cable(s), do not insert it at an angle. After insertion, check that
the cable is not at an angle.
Document scanner unit
Flat cable (CN18)
CN14
CN21
<Left side>
(17) Catch the Hooks of the Side cover R ASSY with the main body in the order of 17a to 17e
and fix the Side cover R ASSY with the two cup B M4x12 Taptite screws and two cup S
M4x8 Taptite screws.
*1
Tightening Note:
When tightening the screw, slowly turn it counterclockwise (in the direction to loosen the
screw) with your hand until you feel that the screw is a little dropped in the hole. Then,
slightly turn it clockwise (in the direction to tighten the screw) with your hand and tighten
it according to the specified torque with a screwdriver.
Hook
Taptite, cup S M4x8
Main PCB ASSY
Fig. 2-42
17e
17d
Fig. 2-43
2-26
Taptite, cup S M4x8
Hooks
17a
Side cover R ASSY
17b
17c
<Right side>
Hooks
Taptite, cup B M4x12
(Tightening torque: 0.80 ±0.1 N m)
*1
Confidential