Brother MFC-L2712DN - Page 71

(4)
Remov
e the Screw cu
p M3x8 (bl
ack) scr
ew to remov
e the FB groun
d harness a
nd the
Panel ground harness. Disconnect the Document scanner motor harness from the Main
PCB ASSY.
(5)
Remov
e the Scre
w cup M3
x8 (bla
ck) scre
w to remo
ve the AD
F ground
harness
.
Disconnect the ADF sensor harness and the ADF motor harness from the Main PCB
ASSY
.
(6)
Disco
nnect th
e First sid
e CIS flat ca
ble, the Pa
nel flat ca
ble, and th
e Second sid
e CIS flat
cable from the
Main PCB A
SSY
.
Fig. 3-26
Harness routing: Refer to
“
2
.
ADF unit
”
,
“
3
.
Document scanner unit
”
.
Note:
•
After disc
onnect
ing flat cables
, check that eac
h cable is not damaged at its end or
short-circuited.
•
When conne
cting flat cab
les, do not inser
t them at an angle. Aft
er inserti
on, check
that the cables are not at an angle.
ADF ground harness
Screw cup M3x8 (black)
FB ground harness
Main PCB ASSY
Screw cup M3x8 (black)
Main PCB ASSY
First side CIS flat cable
ADF sensor harnes
s
Panel flat cable
ADF motor harness
Document scanner motor harness
Second side CIS
flat cable
Panel ground harness