Brother HL 5030 - B/W Laser Printer Service Manual page 265

APPENDIX
APPENDIX 14. HARNESS ROUTING
1
Toner sensor PCB
Toner sensor PCB
Engine PCB
5
Laser unit (LD harness 5P)
Core
Main PCB
Laser unit
2 3
Fan motor 60 unit
Fan motor 60 unit
Engine PCB
6
Panel PCB
Main PCB
Panel PCB
4
Fan motor 60 unit LV Laser unit (Polygon motor harness)
Fan motor 60 unit LV
Engine PCB
7
MP-PE sensor PCB
MP solenoid holder unit
A-
14
Laser unit
Engine PCB
MP-PE sensor PCB