Brother International MFC-7050C Service Manual - Page 65

connecting

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(3) Remove the four screws from the main PCB, then take off the main PCB while tilting the sensor lever (registration sensor actuator) to the rear. (4) Remove the insulation film from tabs provided on the frame chassis in the direction of arrows O and O. Main PCB Registration sensor Sensor lever (Registration sensor actuator) Insulation film Frame chassis Tabs provided on the frame chassis 0 Taptite, cup S M3x6 Cr(Rear) LJ N Frame chassis Shield film Main PCB ■ Reassembling Notes • When securing the main PCB, tilt the sensor lever (registration sensor actuator) to the rear to fit it in the registration sensor. • When connecting the carrier flat cables to the main PCB, take care not to bend or scratch them. • Route the harnesses and twist some of them as shown in Section 1.34. • After you replace the main PCB, be sure to follow the flowchart given on the next page. IV - 33

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(3)
Remove
the
four
screws
from
the
main
PCB,
then
take
off
the
main
PCB
while
tilting
the
sensor
lever
(registration
sensor
actuator)
to
the
rear.
(4)
Remove
the
insulation
film
from
tabs
provided
on
the
frame
chassis
in
the
direction
of
arrows
O
and
O.
Insulation
film
Frame
chassis
Tabs
provided
on
the
frame
chassis
0
Main
PCB
Registration
sensor
Sensor
lever
(Registration
sensor
actuator)
Frame
chassis
LJ
N
Taptite,
cup
S
M3x6
Cr
-
(Rear)
■
Reassembling
Notes
Main
PCB
Shield
film
•
When
securing
the
main
PCB,
tilt
the
sensor
lever
(registration
sensor
actuator)
to
the
rear
to
fit
it
in
the
registration
sensor.
•
When
connecting
the
carrier
flat
cables
to
the
main
PCB,
take
care
not
to
bend
or
scratch
them.
•
Route
the
harnesses
and
twist
some
of
them
as
shown
in
Section
1.34.
•
After
you
replace
the
main
PCB,
be
sure
to
follow
the
flowchart
given
on
the
next
page.
IV
-
33