silverfox wrote:
> Hi there!
> I have a serious problem with my HP compaq nx7000 laptop. Few days ago
> it started to have problems with display. During normal usage (visual
> studio + some music in bg) it suddenly hanged, and after a few seconds
> thin black lines appeared on the screen (at first on the right, and
> than all over it). After turning the laptop off and then on again
> nothing happened as far as the LCD is concerned. HDD was making few
> rotations, same the fan, but the screen was completely black. I got mad
> and closed the lid with much greater power than necessary :), and then
> when I restarted my laptop, it started normaly, but after few minutes,
> when I tried to write something the same problem occured - strange
> fringes on the screen, like disturbances sometimes caused by the
> mobiles, comp. hangs and then after restart just the black screen. I
> unassembled this laptop, but the only thing I found concerning was a
> little spot of blended (faded) plastic cover of the screen component
> which is situated under the LCD and connects it to the graphic card. If
> you have any idea what it might be I'd preciate any help.
>
> Thanks.
>

That is the inverter board that supplies high voltage to the display. It
runs hot and will discolor the plastic insulation. The original problem
is likely a graphics card or mainboard component failure.

Q