Main Pcb Assy - Brother HL-1070 - B/W Laser Printer Service Manual

(5) Turn the scanner unit upside down and remove the screw to release the toner
sensor harness.
Scanner Unit
3.10

Main PCB ASSY

(1) Remove the four screws.
(2) Hold the hooks at left and right to pull out the main PCB ASSY.
Screw
Fig. 3.22
Hook
Screws
Fig. 3.23
Screw
III-14
Toner sensor harness
Main PCB ASSY
Hook