Disassembly Instructions - LG LMVM2277ST Service Manual

DISASSEMBLY INSTRUCTIONS

IMPORTANT NOTES:
UNIT MUST BE DISCONNECTED FROM ELEC-
TRICAL OUTLET WHEN MAKING REPAIRS, RE-
PLACEMENTS, ADJUSTMENTS AND CONTIN-
UITY CHECKS.
WHEN RECONNECTING THE WIRE LEADS TO
ANY PART, MAKE SURE THE WIRING CONNE-
CTIONS AND LEAD COLORS ARE CORRECTLY
MATCHED ACCORDING TO THE OVERALL CIR-
CUIT DIAGRAM. (ESPECIALLY SWITCHES AND
HIGH VOLTAGE CIRCUIT.)
A. REMOVING POWER AND CONTROL
CIRCUIT BOARD (Figures 1, 2 and 3)
(1) Remove screws on the base plate.(Figure 1)
(2) Remove the screws on the left side of front cavity.
(Figure 1)
(3) Release latch board from cavity and pull down it.
(Figure 1)
Figure 1
(4) Release PCB board from cavity and pull down it.
(Figure 2)
Figure 2
(4) Remove connectors and lead wires from PCB.
(Figure 4)
(5) Remove the screws on the PCB. (Figure 4)
Screw
Control Panel
(CN5)
(CN4)
Power Relay)
Figure 4
7-4
Figure 3
Circuit Board
Power
Transformer
(CN1)
(CN2)
(CN3)
(RY2)
(3Tap
(CN6)