Help needed with Karmic laptop lid troubleshooting

[Manuel Siggen]

Hello,

On Sun, Oct 18, 2009 at 10:00 PM, Scott Kitterman <ubuntu at kitterman.com> wrote:
> I have a Dell Latitude D430 which this week developed a pretty debilitating
> problem in Karmic.  If I close the lid, the lid open even doesn't get
> recognized and so the screen never comes back on.  I need some help narrowing
> down which package I should focus on to look for the problem.
>
> Details:
>
> The problem was introduced into the archive between 9 Oct and 14 Oct (I didn't
> update the laptop between those two times).
>
> Pitti has the same laptop and it's working fine in Gnome.
>
> We verified that the lid open event is being sent by the kernel using input-
> events from input-utils.
>
> If I close the lid and open it, it stays off.  If I suspend, it unsuspends and
> enables the display fine.
>
> I already tried N-1 Intel video drivers, kernel, and kdebase-workspace
> (powerdevel).
>
> Suggestions please?  Not being able to close the laptop lid is really
> unpleasant.
>

Could it be the same problem as described in bug
https://bugs.launchpad.net/bugs/417599 : that is the screen back-light
stays turned off ?

Regards,

          Manuel