Bug#529178: xserver-xorg-video-radeon: Monitor turns black for 2 seconds regularly when using dvi port

[Alex Deucher]

On Sun, May 17, 2009 at 4:56 PM, Florian <flad at gmx.at> wrote:
> Package: xserver-xorg-video-radeon
> Version: 1:6.9.0-1+lenny4
> Severity: important
>
> After buying a new monitor (Dell 2209WA, running on 1680x1050 at 60Hz) I am facing a severe problem when the monitor is connected via DVI: Whenever something happens on the screen (like moving windows, scrolling in the web browser, or output scrolls in a terminal, just to name examples), the monitor turns black for about 2 seconds, then it comes back. Sometimes its kind of harder to trigger, but most times it happens just all the time, rendering it completely useless. VGA works without problems, but is of course no solution.
>
> I thought that the card might be broken but it works using the propietary fglrx driver (I tried 1:9-2-2 from non-free testing). This is also no solution because -it's propietary -the version now in unstable does not support the card anymore -I don't want to use non-free packages.
>

Does:
Option "DisplayPriority" "HIGH"
in the device section of your config file fix it?

Alex