LG LMXS27626S Service Manual page 57

Freezer room lamp doesn't work
1
Check the Freezer door switch.
Does it feel sticky?
No
2
Check the door S/W resistance.
Is it correct compared with table?
S/W Resistance [Ω]
Open
Door
Close
Yes
3
Check the PCB Voltage.
Is CON6 19 pin ~ 17
th th
voltage 12V?
CON6
19 pin ~ 17 pin
th th
Yes
Change the
Yes
Door S/W
Change the
No
Door S/W
Door S/W
0
Infinity
Change the
No
PCB
pin
CON6
Voltage [V]
12V
4
Check the LED Lamp voltage
Is voltage 12V? (While door open)
Yes
7
Explain to customer
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Change the
No
LED Lamp