Sun Aug 17, 2008 12:07 am by Jay-Jay
Those vertical lines represent a bad connection. I'm afraid that if you replace the screen, the new screen will have the same problem. Try seeing if tany loose wires or something inside is not making a good connection. Good luck.
Stylin' with a "Phat" PSP CFW: 5.00 M33-6 w/Kernel 150 add-on 5.00