>Hi all,
>
>you certainly remember the longer continuing Powerbook darkening border
>discussion I initiated a several days ago... I hope You won't think:
>"Almighty! That guy again" ;)
>
>But I got some interesting news: I've purchased a used dual scan color
>display for my powerbook 540. The first moment after I had assembled the new
>display I thougt: Cool! It works. But only a few seconds after the Powerbook
>was running a new problem started. The display started to get more and more
>vertical different colored lines. They got more and more the longer the
>Powerbook was running.
>
>Now I'm very confused. Somehow it seems to be the same like with my old b/w
>active matrix display (the growing darkening borders). The difference: now
>it's a dual scan color display. and colored lines are getting more and more.
>
>Maybe I'm wrong. But it seems as if it's not directly a problem with the
>display but more with any part of the board. I've also completely
>disassembled the Powerbook and checked and changed nearly all connector
>cables. But the problem still remained.
>
>Well, now I'm kind of frustrated. Any ideas?
>
>Thanks
>Kai
>

        A 520c display once gave me a pattern of overlaying vertical lines
on the bottom half of the display, and it turned out to be caused by a bent
pin on the cable from the motherboard to the interconnect board.
Paul



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