LG LSC27914SB Owner's Manual - Page 102
CON 3, CON 2
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14) Freezer Lamp is not working NO. CHECKING FLOW 1) Press and hold Freezer Door S/W. 2) Replace Lamp Bulb by a new piece. 5 3) Release Door S/W. 4) Check the result. Remove Cover PCB, then, check voltage from Main PCB in CON 2 & CON 3. Place Test Point (+) in yellow wire (LIVE) 6 CON 3 RESULT & SERVICE ACTION Result ON OFF Service Action Explain to customer Go to Step 6 Result 0 ~ 5 Vac 110 ~ 127 Vac Service Action Replace Main PCB Replace Product CON 2 Place Test Point (-) in blue wire (NEUTRAL) - 101 -
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14) Freezer Lamp is not working
1) Press and hold Freezer Door S/W.
2) Replace Lamp Bulb by a new piece.
3) Release Door S/W.
4) Check the result.
5
6
NO.
CHECKING FLOW
RESULT & SERVICE ACTION
Remove Cover PCB, then, check voltage from
Main PCB in CON 2 & CON 3.
Place Test Point
(-) in blue
wire (NEUTRAL)
Result
Service Action
Explain to customer
ON
OFF
Go to Step 6
CON 3
Result
Service Action
Replace Main PCB
0 ~ 5 Vac
110 ~ 127 Vac
Replace Product
CON 2
Place Test Point
(+) in yellow
wire (LIVE)
- 101 -