Re: Vizio 55 led model# VF550XVTIA need some help

thanks for getting a start point. well the fuse has 5v on both side. I was check on the main board and this AZ7805t (821D66) U16 has no volts at all. With power on or off could this be the problem?...

Heello Everyone Here,
I have a Vizio model# VF550XVTIA 55". The problem I have, is when I turn on the TV the vizio light goes from amber to white. It has a click sound when turning on and off. But there is NO PICTURE OR SOUND. Okay im very new to this so bare with me. I open the tv and look for sign of bad parts. Nothing that the un-trained eye can see. After just checking things out, I did notice that when removed the cable of the LG Display board (LC420/470/55WU). The bigger one of the two the back light comes on. No picture or sound still, now if i plug the cable back in the back...

Re: No Picture or Audio on Insignia NS-LCD26A



This process repaired my Insignia last week for me. I receive this LCD TV from a thrife store for $25.00 just for the screen it self. After seaching the net. for this issue or problem about this model TV came cross this site. I follow the post and used a heat gun on the heatsink. I used my phone as a stop watch for time control so i would not over heat the board. I use 7 second heat applied and 3 second without heat. Doing this in a set of 5 time, after the last step, I applied very little pressure on the heatsink with...