Brother MFC-8460N Service Manual page 262

(39) Remove the six cup S M3x6 Taptite screws.
(40) Remove the two Flat cable from the Main PCB.
NOTE:
After disconnecting flat cable(s), check that each cable is not damaged at its end or short-
circuited.
(41) Remove the Protective film.
(42) Pull out the flat cable from the Core.
(43) Remove the Laser unit.
NOTE:
- Be careful not to lose the Protective film attached on the flat cable.
- Do not touch the Laser scanner window directly.
Taptite, cup B M3x6
LD harness
(Flat cable)
Main PCB
Polygon motor
(Flat cable)
Laser unit
Core
Protective film
Fig. 6-28
Polygon motor (Flat cable)
Laser unit
6-17
LD harness (Flat cable)
Taptite, cup B M3x6
Main PCB
Confidential