Sony KV-32S42 32" TV "picture upsidedown" Questions

...PICTURE TURNS UPSIDEDOWN THEN TURNS BLACK. DURING THE ENTIRE TIME YOU CAN HEAR THE CHANNEL YOU ARE WATCHING PERFECTLY. TO FIX THE PROBLEM A FRIEND TOLD ME TO TAKE THE BACK OFF AND BLOW ALL THE DUST ...

...upsidedown triangle). If you knock the side of the tv the full picture will appear, however the horizontal lines continue in the bottom third of the screen. You need to change your vertical IC, along ...