Brother MFC-7240 - Laser Unit

3-63
Confidential
9.33 Laser unit
(1) Disconnect the flat cable of the high voltage power supply PCB ASSY from the main
PCB ASSY, and remove it from the guide on the main frame L ASSY.
(2) Disconnect the flat cable of the laser unit from the laser unit.
(3) Remove the flat cable of the laser unit from the guide of the main frame L ASSY, and
disconnect the flat cable of the laser unit from the main PCB ASSY.
(4) Remove the four taptite cup S M3x8 SR screws, and remove the laser unit.
Fig. 3-52
Harness routing : Refer to "7. Laser unit".
Main PCB ASSY
Flat cable
(High voltage power
supply PCB ASSY)
Ferrite core
Flat cable
(Laser unit)
Flat cable
(Laser unit)
Flat cable
(High voltage power
supply PCB ASSY)
Main PCB ASSY
Flat cable
(Laser unit)
Flat cable
(High voltage power supply PCB ASSY)
Guide
Taptite cup S M3x8 SR
Taptite cup S M3x8 SR
Laser unit