Samsung HL-R5678W 56" Television "dlp shows white horizontal" Questions

DLP TV Horizontal white lines jagged across screen. I have a Samsung HLS 5679W LED DLP 56" screen tv we purchased about seven months ago online that has just developed white lines across the screen in

White We bought this tv (Samsung DLP Hln617W) end of 2004 and have already had to replace the bulb. Now a couple days ago i'm watching and hear a pop and then the picture goes out, so i turned it off.

...shows up double in both red and green versions, one below the other. I tried using the convergence utility with no luck. The verticle line matches up pretty well producing the desired "white line," ...