i was given a sony pfm50c1. it has 1" black lines running vertically for 1/2 the screen. 6 on top & 1 on the bottom. i have the service manuel, soldering skill, sum electronic repair experience, the back off the unit, and no fear of messing the tv up(seeing how it was free). all i need is sum1 w/the know-how and knowledge thats willing to guide me as to where to start. and help is welcomed and appreitated.