View Single Post
Old 09-11-2018, 10:39 AM   #27
Badcaps Veteran
budm's Avatar
Join Date: Feb 2010
City & State: S.F. Bay area
My Country: USA
Line Voltage: 120V 60Hz
I'm a: Knowledge Seeker
Posts: 36,398
Default Re: HANNS G HZ281 White Screen

Originally Posted by rrflorida View Post
U102 is a 960T45. Left leg is 4.96V, right leg is 3.24V
U300 and U301 are both BUF 07704, which Mouser says is a LCD Gamma Buffer.
960T45 is 3.3V regulator, it is OK.
GAMMA chips may be bad, need to look up spec sheet.
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:
budm is offline   Reply With Quote