[mythtv-users] Blue lines along left and top of screen

[Kevin Kuphal]

Matt Emmott wrote:
> Hi,
>
> I'm running Myth 0.20 on an AMD 2500+ system, Fedoora Core 4, with a 
> GeForce FX 5200. I've got the latest Nvidia drivers loaded. The system 
> also has an S3 Unichrome onboard video, which I am not using, but 
> there's no way to disable it in the BIOS.
>
> For a while I've had an issue where  viewing live or recorded TV was 
> "fuzzy", with blue lines along  the top and left of the screen. Video 
> and live tv looked fine on my XBMCMyth Xbox and on my Windows PC via 
> SMB, so I know the problem lies with the myth box. I switched the 
> preferred playback in the front end setup to libmpeg, and that seemed 
> to fix the fuzziness, but the blue bars remain.
>
> From reading the archives, I tried putting xvattr -a XV_COLORKEY -v 0 
> in my ~/.kde/Autostart file, but that did nothing - I read that that 
> may not work with newer NVidia drivers, but it was worth a shot.
>
> So, where do I go from here? Can I change the screen position in Myth 
> up and left a few pixels, moving the blue bars off-screen, or will 
> that make no difference?
Move or use overscan to "zoom" as a traditional TV would.

http://www.mythtv.org/wiki/index.php/Overscan

Kevin