LG F12U2HDM Series Service Manual page 20

PCB Layout (Main)
Dry heater
PCB POWER
Fan Motor
control signal
B l ack: Thermistor for dry
D u ct
R e d: Thermistor for Dry
H e ater
B l ue: Thermistor for wash
H e ater
B l ue: Door SW3
Y e llow-orange:
D oor SW2
Y e llow-black:
D ry Valve
W h ite: Main Valve
Drain Pump/Pre Value
Brown: Drain P u m p
G r ay:
P r e-wash Valve
Wash Heater
Hall Sensor Control
Door Switch
B l ack: Door SW
B l ue: Circulation Pump