colin353 a écrit :
> Yes, for me it is Fn+F8. I forgot to mention that it didn't work. My
> external monitor will flicker when it's pressed, but nothing else.

Don't know if it is the same for radeon video driver, but with nvidia
cards and driver, you have to toggle "Fn-F8" *before* X is started if
you want set the display on both monitor.

Is there a "TwinView" option in your xorg.conf?

--
François Patte
Université Paris 5 - Paris