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Old 09-13-2018, 11:26 AM   #31
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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: 36,364
Default Re: HANNS G HZ281 White Screen
Look at INCOM and OUTCOM of U302: U301 INCOM is 5.45V, OUTCOM is 5.47CV, but U302 INCOM is 0.63V and the OUTCOM is 7.21V
Look at pin 1 of U301 and 302: 0V on U302?
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:

Last edited by budm; 09-13-2018 at 11:31 AM..
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