Disassembly Instructions - LG LMHM2237BD Service Manual

11. DISASSEMBLY INSTRUCTIONS

IMPORTANT NOTES:
THE UNIT MUST BE DISCONNECTED FROM
THE ELECTRICAL OUTLET WHEN MAKING
REPAIRS, REPLACEMENTS, ADJUSTMENTS
AND CONTINUITY 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 THE SWITCHES
AND THE HIGH VOLTAGE CIRCUIT.)
A. REMOVING POWER AND CONTROL
CIRCUIT BOARD (Figures 1, 2 and, 3)
(1) Remove the a screw securing the control panel
assembly to the oven cavity.
(2) Remove the control panel by pushing it upward.
(3) Remove the connectors (cn1,cn3,cn5) and wire
leads (RY1,RY2) from the circuit board.
Relay 1
Relay 2
(Relay 5)-Blue
(Relay 2)-White
(CN1)
Figure 1
(4) Remove 5 screws securing the circuit board.
(5) Remove the FPC connector from the terminal
socket following HOW TO REMOVE THE FPC
CONNECTOR on the next page.
(6) Remove the circuit board from the control
bracket carefully.
Control Bracket
FPC Connector(S1)
Circuit Board
-34-
Figure 2
Figure 3