LG LFX28968D - Freezer Lamp Malfunction Troubleshooting; Freezer Lamp Malfunction Diagnosis

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