LG LFXS29766 Series Service Manual page 58

8-14. Refrigerator room lamp doesn't work
Symptom
1. Ref rigerator room
lamp doesn't work
CON7 CON8
CON6
CON3
CON2
CON5
CON8
1. Check the Ref rigerator door switch sticky
2. Check the door S/W resistance
3. Check the LED Lamp
CON201
CON203
CON1
Door S/W
- 58 -
Check Point
LED Lamp
Resistance [Ω]
Normal
Door S/W
Push S/W
Voltage [V]
CON6
1 st pin & 2 nd pin
LED Lamp Voltage [V]
Closed
Blue& Black
Open
LED Lamp
0
Infinity
11.4~12.6V
0~2V
11.4~12.6V