LG LFX28968D Service Manual page 54

8-15. Freezer room lamp doesn't work
Symptom
1. Freezer room lamp
doesn't work
CON1
CON201
1. Check the Freezer door switch sticky
2. Check the door S/W resistance
3. Check the LED Lamp
CON2 CON3
CON5
CON6
CON7
CON4
Door S/W
Check Point
CON6
S/W Resistance [Ω]
Open
Door
Close
CON6
th th
19 pin ~ 17 pin
F-Door LED Lamp
Red/WH ~
Open
White
Red/WH ~
Close
White
F room LED PCB
0
Infinity
Voltage [V]
12V
Voltage
[V]
12V
0~2V