Brother International HL-1660E Service Manual - Page 71
High-Voltage Power Supply PCB, Low-Voltage Power Supply PCB Assy
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1.33 High-Voltage Power Supply PCB (1) Loosen the 2 screws. (2) Hold the head of 4 resin spacers and lift this side of PCB ( A ). (3) Slide the PCB to the opposite side ( B ). Resin spacers Screws High-voltage power supply PCB assy Resin spacers Figure 4.62 The PCB can be detached without removing this spacer 1.34 Low-Voltage Power Supply PCB Assy (1) Be sure to remove the heat insulation cover before removing the low-voltage power supply block. Heat insulation cover B C A Hook Hook Heat insulation cover Figure 4.63 (2) Remove the PS switch wire. (3) Loosen the 2 screws on the side. (4) Loosen the 4 screws on the top. Screw Screw Screw Screw Screw PS switch wire Low-voltage power supply PCB assy Figure 4.64 IV - 24
IV
- 24
1.33 High-Voltage Power Supply PCB
(1)
Loosen the 2 screws.
(2) Hold the head of 4 resin spacers and lift this side of PCB ( A ).
(3) Slide the PCB to the opposite side ( B ).
(2)
Remove the PS switch wire.
(3)
Loosen the 2 screws on the side.
(4)
Loosen the 4 screws on the top.
Figure 4.63
Figure 4.62
1.34
Low-Voltage Power Supply PCB Assy
(1) Be sure to remove the heat insulation cover before removing the low-voltage power supply block.
Figure 4.64
Resin spacers
Screws
The PCB can be detached without
removing this spacer
Resin spacers
Heat insulation cover
Heat insulation cover
Screw
Low-voltage power supply
PCB assy
PS switch wire
Screw
Screw
Screw
Screw
Hook
Hook
A
B
C
High-voltage power supply PCB assy