LG LSMX214ST Service Manual page 35

8-2-2 Load / Fan & Open Door Detection Circuit
1. Load Drive Condition Check
To measure outputs of the control board, check voltages between the pins for the following components :
Circuit
I/Maker Pilot Valve
R/R Door, R/L Door Heater
Def Heater
Water Pilot Valve
Compressor
Duct Heater
Front Heater
2-1 APPLY For AC Lamp Model(Optional)
LAMP-R
LAMP-F
2-2 Freezing compartment fan
MOTOR OFF
MOTOR ON
Pin Number
Con3 Pin3
Con3 Pin8
Con3 Pin10
Con3 Pin11
Con3 Pin12
Con3 Pin6
Con3 Pin1
Con3 Pin9
Con3 Pin7
Pin2 & 3 of con4
2V or less
13V~15V
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Pin Number
Con3 Pin2
Con3 Pin2
Con3 Pin2
Con3 Pin2
Con3 Pin2
Con3 Pin2
Con3 Pin2
Con3 Pin2
Con3 Pin2
Output Voltage
115 VAC
115 VAC
115 VAC
115 VAC
115 VAC
115 VAC
115 VAC
(Optional)
115 VAC
115 VAC