Please guys, I need some help, my TV is a Panasonic model TC-32LX70LB, and i don't speak english very well, what happen is that when I turn the tv on, the sound works normally, but the image does not appear, and makes a sound like something is trying to work mechanically, i don't know how to explain exactly, but after some time, the image started to appar gradatively, however after a few months of that now only works the sound