GMA X4500MHD with the intel-driver?

[Jin, Gordon]

Karsten Heiken wrote on Sunday, October 12, 2008 2:23 AM:
> I recently bought a new notebook (Sony Vaio SR19XN) with an Intel GMA
> X4500MHD graphics adapter.
>
> The intel-driver works - but only for external monitors.
> My laptop-display doesn't show anything.
> The panel-backlight is active - but nothing more.
> I can use external monitors perfectly, even with Compiz and all the
> other fancy stuff.
>
> Currently i am running version 2.4.1 (bundled with Ubuntu Intrepid
> Ibex - Kernel 2.6.27-6).
> Before i also used 2.4.2 with ArchLinux.
> Different version; same problem.
>
> The only workaround for me right now is to use the intel-driver when
> i'm at home, and the vesa-driver when i'm at the university.
>
> Is there any chance of being able to use the internal display with the
> intel-driver? Even better: using both displays? ;-)

Your issue seems similar to below bugs:
https://bugs.freedesktop.org/show_bug.cgi?id=17508
https://bugs.freedesktop.org/show_bug.cgi?id=17292

We're working on the bugs. But we can't reproduce them on our Sony (but with different model) and HP GM45 laptops.

Gordon