hi all, well im trying to sort my tv out, I have been having trouble with the tv coming on, its trying to power up but just shuts down,clicks and powers back up again, well after a few attemps to switch it off at the mains and switch back on again its now staying on but the picture has gone,I now have a big fuzzy square in the left hand corner, so i decided to open the tv to check it over, no bad CAPS from what i can see but there is a green led flashing inside on the logic board,is this telling me what the problem is or should it do that anyway?. I have been looking on the net to try and find...