Brother HL-5440D Service Manual page 183

(2) Open the HV insulation sheet. Remove the two taptite bind B M4x12 screws, and
release the two hooks. Lift the HV insulation sheet and the high-voltage power supply
PCB ASSY, and remove the feed ground spring from the machine.
High-voltage power supply PCB ASSY
Feed ground spring
Taptite bind B M4x12
Hooks
HV insulation sheet
Taptite bind B M4x12
Fig. 3-65
3-64
Confidential