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LG SPH7B-W - If the Set Doesnt Booting When You Turn on the Set (Led Does Not Turn On)

LG SPH7B-W
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3-6
ONE POINT REPAIR GUIDE
5.
IF THE SET DOESN’T BOOTING WHEN YOU TURN ON THE SET. (LED DOES NOT TURN ON)
5-1. IC301 (NO 3.4 VA)
5-1-1. Solution
Replace IC301 on MAIN board.
5-1-2. How to troubleshoot (Countermeasure)
1) Please, check 12 VA L305 of IC301(VIN).
2) If 12 VA is abnormal, follow the stage 1-1 (IC302).
If 12 VA is OK, please replace IC301.
5-1-3. Service hint (Any picture / Remark)
< MAIN board top view >
IC301
IC301

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