Brother MFC-8460N Servise Manual page 255

(17) Remove the two bind B M4x12 Taptite screws, and then remove the Side cover R by
following the direction from 17a to 17d.
Taptite, bind B M4x12
(18) Remove the cup S M3x6 Taptite screw, remove the ADF FG harness and FB FG harness.
(19) Disconnect the Connector from the Driver PCB.
(20) Disconnect the two Connectors from the Main PCB.
Driver PCB
Connector
(ADF motor harness)
ADF FG harness
FB FG harness
Taptite, cup S M3x6
Connectors
(ADF relay harness)
17d
Hooks
Main PCB
Hook
17c
Hooks
Fig. 6-11
Fig. 6-12
6-8
Side cover R
17a
Taptite, bind B M4x12
Hooks
17b
<Front side>
Driver PCB
Main PCB
Confidential