Brother DCP-8070D Service Manual page 216

(19) Disconnect the connector of the Scanner motor harness from the Driver PCB.
(20) Disconnect the connectors of the Home position sensor harness and FFC cable from the
Main PCB.
Note :
• After disconnecting flat cable(s), check that each cable is not damaged at its end or
short-circuited.
FFC
Home position sensor harness
Main PCB
(21) Disconnect the six connectors of the each harness from the Main PCB.
Speaker harness
Battery harness
NCU harness
Driver harness
Panel PCB harness
Scanner motor harness
Driver PCB
Fig. 4-57
Driver PCB
USB HOST
harness ASSY
Fig. 4-58
4-37
Driver PCB
Main PCB
Main PCB
Confidential