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Old 02-09-2021, 12:26 PM   #4
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Join Date: Feb 2010
City & State: S.F. Bay area
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Default Re: Sceptre X505BV - Logo appears for 1 sec then backlight shuts off, LEDs tested goo

"Using the LED backlight tester I was able to confirm all LEDs are illuminating" Did you take apart the panel to see that all LED lights up?
What Voltage does the LED tester show on the reading for each LED string?
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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