[lug] multi-monitor question - sw part

[Andrew Hoffman]

what computer hard ware are you working with? and is it nvidia and intel
graphics.
fact, laptops with dual video on the docs will allow you to use only 2
screens at once in any combination of external and laptop screen.

On Wed, Dec 8, 2010 at 9:08 AM, Davide Del Vento <davide.del.vento at gmail.com
> wrote:

> Hi,
>
> > Davide, try disabling the laptop display and let us know what happens.
>
> This did the trick. Well, almost: now there is the software part
> that's blocking me (thus I changed the subject).
> What happens is that, explicitly turning off the laptop screen (it was
> already off because of the lid being closed), makes turning on the
> second screen possible. Now the problem is that in this setup,
> Ubuntu's (or is it just gnome's) resolution change app does not let me
> move the screens at will (it does if I have only the laptop screen and
> another monitor hooked).
> So the monitors are stuck in a clone status even if I don't click the
> clone button, because they cannot be moved from the same virtual
> coordinates.
> Oddly, nothing changes in xrandr.
> Later today I'll try a Ubuntu 10.04 live and a Fedora live to see if
> they behave differently.
>
> Thanks,
> Davide
>
> > Also: Search the internets for people using the specific setup you've
> > got with Linux and see what they say.  This might be an issue that will
> > require model specific work to enable, but it should work, so keep
> > trying.
> >
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