9-4 Freezer room AC Bulb Lamp doesn't work
No
1
Check the Freezer door switch.
2
Check the door S/W resistance.
3
Check the Yellow Blue to Sky blue.
4
Check the Blue to Black.
Check the Blue to Black.
Checking flow
<CON4>
<CON3>
Result & SVC Action
If feel sticky, Change the door s/w.
Status
Result
0
Normal
Other
Infinity
Push
S/W
Status
Result
5 V
Closed
Other
0 V
Open
Other
Status
Result
0 ~ 2 V
Closed
Other
115 V
Open
Other
- 37 -
SVC Action
Go to the 3
Change door S/W
Go to the 3
Change door S/W
SVC Action
Go to the 4
Change the Door S/W
Go to the 4
Change the Door S/W
SVC Action
Normal
Change the Main PCB
Change the F Lamp
Change the PCB