RC5: Flickering Screen With ATI Radeon 9700 and ViewSonic A90f+

[Robert L Cochran]

Robert L Cochran wrote:

> I just installed FC3 -- RC5. The first time I logged into my account, 
> I added a terminal window application launcher icon to my panel, and 
> promptly opened the terminal window. A few minutes after doing this, 
> an ugly pink flickering started up. the screen would flicker and the 
> window would turn shades of pink from light to medium. Moving in and 
> out of the terminal window (for example, switching focus to a Mozilla 
> window) did not stop the flickering.
>
> This is on an ATI Radeon 9700 card -- it's listed as an 9700 Pro 
> although I think it might be an 9700 All In Wonder card -- with a 
> ViewSonic A90f+ running at 1152 X 864 and 'millions of colors'.
>
> I decided to 'shut down' the machine and turn it on again and see if 
> that would help (that is, remove the flickering). This gave me a scare 
> for a few moments because suddenly there was no output at all to my 
> monitor! No BIOS messages...no Grub menu...just a steadily glowing 
> 'power' LED. I pressed the system 'reset' button once with the same 
> effect. I tried it again after turning the monitor off and then on and 
> that restored my video output!
> After a successful reboot, the flickering problem did go away. But 
> while checking my display settings, I brought up Applications --> 
> System Settings -->  Display and that restarted the flickering.
>
> Bob Cochran
> Greenbelt, Maryland, USA
>
>
I forgot to mention this is for the x86_64 arch.

Bob