VGA output with Radeon Mobility X700

Alex Deucher alexdeucher at
Mon May 26 10:19:41 PDT 2008

On Fri, May 23, 2008 at 4:01 PM, Nicolas George
< at> wrote:
> Hi.
> My laptop has a Radeon Mobility X700 controller; this setup requires an
> option to work properly:
>        Option "MonitorLayout" "LVDS, NONE"
> ("LVDS, VGA" works too)
> (bug #5473, now fixed, but I can not upgrade at the moment)
> I would like to know if it is possible, with this configuration, to enable
> the VGA output on the fly with xrandr, and to set the hsync/vsync values.

if you have to use that option, then you are using an old version of
the radeon driver which does not support randr 1.2.  Please upgrade to
6.8.0 or newer.


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