Refrigerator room lamp doesn’t work
1
Check the Freezer door switch.
Does it feel sticky?
Yes
No
6
Explain to customer
Change the
Door S/W
Resistance [Ω]
Door
S/W
Normal Infinity
Push S/W 0
Voltage [V]
CON6
20
th
pin ~15
th
pin
12V
2
Check the door S/W resistance.
Is it correct compared with table?
No
Yes
Change the
Door S/W
Door S/W
3
Check the PCB Voltage.
Is CON6 20
th
pin ~ 15
th
pin
voltage 12V?
No
Yes
Change the
PCB
4
Check the LED Lamp voltage.
Is it 0~2V? (While door closed)
No
Yes
Change the
Door S/W
5
Check the LED Lamp voltage.
Is it 12V? (While door open)
No
Yes
Change the
LED Lamp
CON6
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