LG LRSOC2306 Series Service Manual page 58

4. Refrigerator room led doesn't work
Symptom
1. Refrigerator room led
doesn't work
Door S/W
1. Check the refrigerator door switch sticky
2. Check the door S/W resistance
3. Check the LED Lamp
61
Check Point
Resistance [Ω]
Door S/W
Closed
INSPECTION
DOOR
POINT
Close
CON4
23 pin ~ 24 pin
th th
Open
LED Lamp
Blue~ Black
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R Led Lamp
0
Voltage [V]
0~2V
12V
Voltage [V]
Closed 0~2V
Open 12V