Brother HL-2290 Service Manual page 143

(2) Remove the Screw pan M4x8 screw, the Washer spring 2-4, and the Washer 5, and
remove the Ground harness from the LVPS shield plate.
(3) Release the Ground harness from the securing fixtures.
(4) Remove the Power cord from the Mounting position and release it from the securing
fixtures.
(5) Remove the two Screw cup M3x8 (black) screws to remove the Low-voltage power supply
PCB ASSY. Disconnect the LVPS harness from the back of the Low-voltage power supply
PCB ASSY.
LVPS shield plate
LVPS harness
Low-voltage power
supply PCB ASSY
Screw cup M3x8 (black)
Ground harness
Screw pan M4x8
Harness routing: Refer to
Assembling Note:
• After the replacement, refer to
SUPPLY PCB ASSY" in Chapter 4
the Low-voltage power supply PCB ASSY.
Screw cup M3x8 (black)
Washer 5
Washer spring 2-4
Fig. 3-28
"2. Rear side of the machine".
"2. IF YOU REPLACE THE LOW-VOLTAGE POWER
to reset irregular power supply detection counter of
3-34
<Back side>
Mounting position
Power cord
Confidential