Refrigerator side lamp doesn't work
1
Check the door S/W resistance.
Is it correct compared with table?
Door S/W
Resistance [Ω]
Normal
Door S/W
Push S/W
Yes
2
Check the PCB Voltage.
Is CON7 13
h
pin ~ 15
th
pin
voltage 12V?
CON6
CON6
13
h
pin ~ 15
th
pin
Yes
Change the
No
Door S/W
0
Infinity
Change the
No
PCB
Voltage [V]
12V
3
Check the LED Lamp voltage
Is voltage 12V?
LED Lamp
Yes
4
Check the LED Lamp voltage.
Is it 0~2V? (While door closed)
LED Lamp
Yes
5
Check the LED Lamp voltage.
Is it 12V? (While door open)
Yes
6
Explain to customer
- 61 -
Change the
No
LED Lamp
LED Lamp
Change the
No
Door S/W
LED Lamp
Change the
No
LED Lamp