Graphic problems in 10.10

[Mark]

On Thu, Nov 4, 2010 at 11:15 PM, Dave Henley <dhenley1 at live.com> wrote:
> I recently upgraded my HP Compaq laptop nw8440 laptop from ubuntu 9.10 to
> 10.10.
> Ever since the screen of laptop trembles, it freezes sometimes with a kind
> of psychedelic colour effect (pretty cool, but unwanted)
>
> If I hook up a screen to my laptop the problem on my laptop remains while
> the extra tft screen shows no problem.
> So it appears to be a driver problem.
>
> How do I fix this issue.
>
Short answer: get the right driver.

Long answer: requires long (detailed) information, which you did not provide.

Mark