Low-Voltage Ps Pcb Assy - Brother MFC8420 Service Manual

CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY
3.27

Low-voltage PS PCB ASSY

(1) Remove the bind B M4x12 Taptite screw.
(2) Disconnect the three connectors from the low-voltage PS PCB, and then remove the low-
voltage PS PCB.
(3) Remove the two bind B M4x12 Taptite screws, and then remove the inlet holder.
(4) Remove the bind B M4x12 Taptite screw, and then remove the SW holder.
(5) Remove the Fan motor 60.
(6) Remove the low-voltage PS PCB.
Inlet holder
Taptite, bind B
M4x12
SW holder
Taptite, bind B M4x12
Low-voltage PS PCB
Taptite, bind B M4x12
Heater Connector
Inlet
Fig. 4-122
Low-voltage PS PCB
Fig. 4-123
4-70
Main PCB/Engine
PCB Connector
Main PCB connector
Fan motor 60