LG LMV1645SB Service Manual page 18

C REMOVING THE DOOR INTERLOCK
SWITCHES (Figures 9, 10)
(1) Disconnect the wire leads from the interlock
switches.
(2) Remove two screws securing the Latch Board.
(3) Make necessary replacements and check
microwave energy leakage according to
"ADJUSTMENT PROCEDURES" on page 7-12.
Figure 9
Latch Board
Primary Interlock Switch
RD(from H.V.T)
RD(from Fan Motor)
BK(from Cooktop lamp)
BK(from MGT THERMOSTAT)
Monitor Interlock Switch
WH(from RY7)
RD(from Turntable Motor)
RD(from H.V.T)
Secondary Interlock Switch
PK(from P.C.B)
BL(from P.C.B)
7-7
Latch Board
Primary
Interlock Switch
Figure 10
WIRE COLOR
SYMBOL COLOR
WH WHITE
BK BLACK
BR BROWN
RD RED
YL YELLOW
PK PINK
BL BLUE
GY GREY
GN GREEN
N.P. Not Provided
Monitor
Interlock Switch
Secondary
Interlock Switch