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Old 11-25-2019, 02:14 PM   #12
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Join Date: Feb 2010
City & State: S.F. Bay area
My Country: USA
Line Voltage: 120V 60Hz
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Posts: 38,509
Default Re: LG 50LF561V LEDs

Do you have LED tester?
You also need to verify which pad is Anode and which pad is Cathode.
Never stop learning
Basic LCD TV and Monitor troubleshooting guides.

Voltage Regulator (LDO) testing:

Inverter testing using old CFL:

Tear down pictures : Hit the ">" Show Albums and stories" on the left side

TV Factory reset codes listing:
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