Dynex dx-lcd37 bad panel??

[erickeri1234]

Before I pull the board out and toss the panel. Just want to make sure.
I thinking it has a bad panel. Does it on HDMI and when In menu screen.

[budm]

Re: Dynex dx-lcd37 bad panel??

Solarized pictures, check the GAMMA Voltages on the T-CON board, reseat the cable to the T-CON, etc,
Pictures of the T-CON board and the whole back side of the TV?

[erickeri1234]

Re: Dynex dx-lcd37 bad panel??

Going to see if i can check gamma volts.

[budm]

Re: Dynex dx-lcd37 bad panel??

Yep, another AUOPTO T-CON with bad AS15 GAMMA IC.
http://www.shopjimmy.com/auo-55-37t0...-con-board.htm

[newtothis]

Re: Dynex dx-lcd37 bad panel??

I already know what the outcome of those voltage tests will be

BAD! lol

[erickeri1234]

Re: Dynex dx-lcd37 bad panel??

Vgamma 1 _15.56v
Vgamma 2 _15.47v
Vgamma 3 _13.61v
Vgamma 4 _12.40v
5 _11.52v
6 _10.90v
7 _10.53v
8 _10.22v
9 _9.93v
10 _7.54v
11 _7.35v
12 _6.84v
13 _14.39v
14 _1.753v
15 _2.970v
16 _4.165v
17 _3.989v
18 _3.545v
19 _3.098v
20 _2.424v
21 _0.628v
22 _0.308v
Ok I know the voltage starts high then goes low. but 14v in the middle. Maybe a bad T-con board

[newtothis]

Re: Dynex dx-lcd37 bad panel??

Yeah the AS15 is shot

[erickeri1234]

Re: Dynex dx-lcd37 bad panel??

Just ordered the AS15-F chip. Going to try to replace it. Tried once before on a different set and failed. So I got 5 this time.

[newtothis]

Re: Dynex dx-lcd37 bad panel??

What soldering equipment do you have?