[xubuntu-users] configure Radeon video card for two screens

Wybo Dekker wybo at xs4all.nl
Wed Oct 24 11:59:59 UTC 2012

Thanks. But looking for that I found that, in 12.04, after installing
fglrx, I got amdcccle which could do the job, although I still don't
know how to make it permanent (it's a remote machine, so it takes a lot
of time to find out...)

On 2012-10-19 16:50, uteck wrote:
> I installed the propriety ATI driver on my wifes machine so I could
> configure both screens to something other then cloning the main
> display.  Then I had to go into the ATI control, in the Accessories
> menu I think, then make the changes there.
> On Fri, Oct 19, 2012 at 9:41 AM, Wybo Dekker <wybo at xs4all.nl> wrote:
>> Hi, I have replaced my video card with an ATI Cedar PRO Radeon HD 5450
>> and attached two identical screens to it. I also installed fglrx. But my
>> two screens show the same image.
>> When I try to configure my display (Settings Manager -> Display) I see
>> two identical screens, DFP1 and DFP2, both with `Use this output'
>> checked on, but both screens show the same image.
>> When I compare ~/.config/xfce4/xfconf/xfce-perchannel-xml/displays.xml
>> with the one on another (working) two-screen computer, the latter has an
>> entry:
>>  <property name="MinimalAutoConfig" type="empty">
>> which is missing in the other machine.
>> What can I do to tell my machine that it has two screens and that it
>> should combine the two to one big screen?
>> (Window-7 works does so!)
>> --
>> Wybo
>> --
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