Brother DCP-8070D Service Manual page 349

(2) Remove the cup S M3x6 Taptite screw, remove the ADF FG harness.
(3) Disconnect the two Connectors from the Driver PCB.
(4) Disconnect the two Connectors from the Main PCB.
Taptite cup S M3x6
ADF FG harness
Connector
(FB cover sensor)
Connector
(ADF relay harness)
Main PCB
(5) Remove the two bind B M4x12 Taptite screws, and then remove the ADF unit.
Driver PCB
Connector
Connector
(ADF motor harness)
(Document eject sensor harness)
Fig. 5-99
Fig. 5-100
5-96
Driver PCB
Main PCB
ADF unit
Taptite bind B M4x12
Confidential