LG LFCS27596S Service Manual page 51

8-14. Refrigerator room lamp doesn't work
Symptom
1. Refrigerator room
lamp doesn't work
CON1
CON201
1. Check the Refrigerator door switch sticky
2. Check the door S/W resistance
3. Check the LED Lamp
CON2 CON3
CON4
Check Point
Door S/W
CON5
CON6
CON7
S/W Resistance [Ω]
Open
Door
Close
CON7
th th
33 pin ~ 34 pin
LED Lamp Voltage [V]
Closed
White~
Yellow
Open
Infinity
0
Voltage [V]
12V
0~2V
12V