[CentOS] dual head on laptop
crichey at gmail.com
Thu Nov 24 01:57:59 UTC 2005
On 11/23/05, Peter van Eck <peter at vaneckonline.net> wrote:
> Rodrigo Barbosa wrote:
> > On Tue, Nov 22, 2005 at 08:48:51PM -0700, Collins Richey wrote:
> >> I, too, would love to know. I have an hp ze4630us laptop that is
> >> less than useful due to this very problem. The laptop is dual
> >> boot witn WinXP and CentOS4. When I connect the external port to
> >> a projector and boot CentOS4, the image displays fine, but as
> >> soon as X starts the projector loses sync. With WinXP running,
> >> the projector works just fine.
> > I have had no problems whatsoever with my Toshiba Tecra A2, when
> > using a projetor. X works just fine.
> > Never had a problem either with an old Compaq Presario notebook I
> > used to have around until a couple months ago.
> > Then again, I never got past 1024x768 with either of those.
> > s
> My experience is that when I plug in the projector while X is already
> running it loses sync..basically a black screen...
> But when I start X while connected to the projector it displays fine
> This is a HP pavilion ze4900 (with i810 video card)...
I tried that as well (using the recommended resolution for the
projector) with the laptop p0lugged in before booting. As soon as X
starts, sync drops. It's been a while back, so I'll have to try it
again with more recent software updates.
Debugging is twice as hard as writing the code ... If you write
the code as cleverly as possible, you are, by definition, not
smart enough to debug it.
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