Brother HL 1240 - B/W Laser Printer Service Manual page 77

3.8 Drive Unit
(1) Place the printer body carefully on its right hand side so that the drive unit is at the top.
(2) Remove the five M3x6 Taptite screws securing the gear plate.
(3) Disconnect the heater harness connector and release the panel PCB harness from the
hooks.
(4) Carefully lift the drive unit and while supporting the PCB, disconnect the main motor
connector.
(5) Remove the drive unit.
Panel PCB harness
Taptite, cup M3x6
(hook)
Taptite, cup M3x6
(6) Remove the four M3x6 Taptite screws to remove the main motor ASSY from the drive unit.
Heater harness
Taptite, cup M3x6
connector
Fig. 4-24
Taptite, cup M3x6
Fig. 4-25
4-15
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY
Frame
Taptite, cup M3x6
Main motor connector
Taptite, cup M3x6
Main motor ASSY
Drive unit
Drive unit
Step (4)