LG LMHM2017ST - Disassembly Instructions

11. DISASSEMBLY INSTRUCTIONS
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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 a screw securing the control panel
assembly to the oven cavity.
(2) Remove the control panel with pushing it
upward.
(3) Remove the connectors (CN1, CN2, CN3, CN4,
CN6, CN7, CN10, ) and wire leads (RY2, RY3)
from the circuit board.
(4) Remove 3 screws securing the circuit board.
Power Transformer
Control Panel
Screw
Circuit Board
(CN4)
(CN7)
(CN6)
(RY3)
(CN10)
(RY2)
(CN3)
(CN2)
(CN1)
Circuit Board
Circuit Board
(5) Remove the circuit board from the control
bracket carefully.