Brother HL-5280DW

HL-5240/5250DN/5270DN/5280DW SERVICE MANUAL
Confidential
3-23
(30) Remove the six cup S M3x6 Taptite screws.
(31) 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.
(32) Remove the Protective film.
(33) Pull out the flat cable from the Core.
(34) 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.
Fig. 3-38
Laser unit
Taptite, cup S M3x6
Taptite, cup S M3x6
Core
Protective film
Laser unit
Main PCB
Polygon motor
(Flat cable)
LD harness
(Flat cable)
Polygon motor
(Flat cable)
LD harness
(Flat cable)