Re: Samsung LE40A656A1F - Possible T-con fault?



Nothing new. Some time ago it failed to turn on. I opened it there was some bad caps. I replaced all bad caps and some caps which I suspect that can be bad and TV is turning on again. But lines are here. I plan to purchase T-con and ... will see Meantime I just bought new TV ...

Re: Samsung LE40A656A1F - Possible T-con fault?

I'm afraid this is beyond my knowledge
I will try to find what VGH, VGL, AVDD and where and how to measure them.
Thanks for advice.

Re: Samsung LE40A656A1F - Possible T-con fault?

OK ... just an update.

I open TV, dissemble metal frame and check every tab bond ... no effect. The picture stay distorted when I apply pressure to bonds.

I clean and reattach all ribbons - all four from Tcon to panel and Tcon ribbon to motherboard.

I check caps - looks OK to me.

So this leave me with faulty panel? Can I exclude Tcon?

Effect is most visible when there are white objects (letters for example) on dark background. When picture is dark there is almost...

Re: Samsung LE40A656A1F - Possible T-con fault?



Thanks I will open TV tomorrow to check....

Re: Samsung LE40A656A1F - Possible T-con fault?

Hi there,
My LE40A656 today start to show same vertical lines. They are most visible when there is white letters.

T-con or LCD panel?...