External display unclear/fuzzy

[Patton Echols]

Einar Ingebrigtsen wrote:
> Hi
>
> Im running ubuntu 10.04 on a hp pavilion dv3 laptop. With ATI 4550 HD 
> graphic card. Everything works fine when im using the lapton screen, but 
> when im connecting my external display through the VGA-port (the only 
> option, the screen doesnt have HDMI, and the laptop doesnt have a 
> DVI-port) the external display is unclear, kind of fuzzy, like a TV with 
> an antenna that is not properly tuned.
>
> The external display work perfectly under ubuntu 9.10.
>
> Could this be a problem with the graphic driver? Im using the default 
> from installation.
>
>
>
>   
Have you compared the resolution settings with the native resolution of 
the hardware?    Many lcd displays will look poor if they are driven at 
other than their native resolution.

-- PE