Can't use second monitor from xfce4

[Mike McNally]

OK after figuring out xrandr that seems to work. I can live with this now.
 Thanks again.


On Wed, Nov 17, 2010 at 8:39 AM, Mike McNally <emmecinque at gmail.com> wrote:

> From any type of session, xrandr reports the same thing - both monitors are
> listed. I haven't tried actually activating the second monitor with xrandr
> because until just now I didn't know I could :-)  I'll give that a try.
> Thanks!
>
>
> On Wed, Nov 17, 2010 at 8:32 AM, Olivier Fourdan <fourdan at gmail.com>wrote:
>
>> On Wed, Nov 17, 2010 at 3:28 PM, Mike McNally <emmecinque at gmail.com>
>> wrote:
>> > I've got Ubuntu (not Xubuntu) 10.10 installed on a Lenovo U460 laptop.
>> The
>> > laptop has a dual-GPU architecture. I find that in no circumstances
>> (from
>> > Linux) can I access a second monitor plugged into the DVI port when I've
>> got
>> > the laptop "forced" (via BIOS setting) into using the NVidia GPU. With
>> the
>> > BIOS set to use the Intel GPU, however, I can use the secondary monitor,
>> but
>> > only when I log in with a Gnome or Openbox session. From XFCE, I can't
>> get
>> > the second monitor to do anything at all.
>> > One of my points of confusion is that I can find no tool in the xfce4
>> suite
>> > that allows monitor configuration like the Gnome "Monitors" tool in the
>> > Gnome control center. When I use that to set things up within a Gnome
>> > session, it all works  just fine - the second monitor is correctly
>> detected,
>> > gets the right resolution, is positioned correctly for mouse movement,
>> etc.
>> > Same goes for Openbox.  From xfce4, however, the second monitor remains
>> > dark. Even if I run the gnome-control-center from the xfce session,
>> nothing
>> > happens, though the Gnome tool does "see" the second monitor; it just
>> > doesn't actually work.
>> > So, what *is* the "normal" xfce4 way of setting up monitors?  Any clue
>> as to
>> > why I'd be seeing this behavior?
>>
>> Did you try with xrandr directly, from the command line in X?
>>
>> Cheers,
>> Olivier
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>>
>
>
>
> --
> Turtle, turtle, on the ground,
> Pink and shiny, turn around.
>



-- 
Turtle, turtle, on the ground,
Pink and shiny, turn around.
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