samsung ue46es6140

[mr2013e]

hello.
i have samsung ue46es6140 led tv.it is not working.when push power on button screen like this in only 1 sec.(for 1 sec backlight coming and some hor. lines at the top)
what is the fault.
i think power supply ok.?? after 1 sec. black screen and backlight is little bit dark.tcon board has 13v
here is the voltage between power supply and main board.
pin ??? volt
1 odlevel 3.8v
2 dım
3 odonoff 3.8v
4 dim
5 gnd 0v
6 dim
7 b13v 13v
8 dim
9 b13v 13v
10 b13 13v
11 vamp 10v
12 bluonoff
13 b13v 13v
14 gnd
15 gnd
16 gnd
17 b5v 5v
18 a5v 5v
19 b5v 5v
20 poweronoff 3.2v
here are the pictures.
thanks for your help( excuse me for my english )

[dick_barton]

Re: samsung ue46es6140

If you disconnect the main board do the backlights come on.

[mr2013e]

Re: samsung ue46es6140

when the cable between main bord and power supply off ,tv on when plug the ac cable backlight works normal.(no button using at this time)
i think the main board fault.???

what is this? this is main board's label.my tv ue46es6140. tv is 46 '' but main board label ue40d6500vsxzf (pic2)
is it not original main board??

[mr2013e]

Re: samsung ue46es6140

bad news for me.this tv samsung eu46d6500.exchanged back label.and my fault is panel.
thanks for all.