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(4) Remove the Screw cup M3x8 (black) screw to remove the FB ground harness and the
Panel ground harness. Disconnect the Document scanner motor harness from the Main
PCB ASSY.
(5) Remove the Screw cup M3x8 (black) screw to remove the ADF ground harness.
Disconnect the ADF sensor harness and the ADF motor harness from the Main PCB
ASSY.
(6) Disconnect the First side CIS flat cable, the Panel flat cable, and the Second side CIS flat
cable from the Main PCB ASSY.
Note:
• After disconnecting flat cables, check that each cable is not damaged at its end or
short-circuited.
• When connecting flat cables, do not insert them at an angle. After insertion, check
that the cables are not at an angle.
First side CIS flat cable
ADF sensor harness
Main PCB ASSY
ADF ground harness
Screw cup M3x8 (black)
Screw cup M3x8 (black)
FB ground harness
Harness routing: Refer to "2. ADF unit", "3. Document scanner unit".
Panel flat cable
ADF motor harness
Document scanner motor harness
Second side CIS
flat cable
Panel ground harness
Main PCB ASSY
Fig. 3-26
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