[lug] Graphics card trouble

David L. Anselmi anselmi at anselmi.us
Mon Jan 2 10:30:34 MST 2006


Matt Thompson wrote:
> Steve Sullivan <Steve Sullivan wrote:
> 
>> Here's the xorg.conf and the output from startx.
>>
> 
> OK, looking at that file, there are maybe a few things.  First, save a 
> copy so you can edit it with fear (although it doesn't really work).
> 
> First off, I'd probably remove the modelines unless you know you need 
> them, they usually just confuse me.

Yes, remove the Modes section entirely and you'll probably be fine.  (I 
don't know why distros are so braindead to put modelines in their 
configs anymore.  Guess someone must think they know what they're doing.)

Your screenshot shows that the video timing is hosed for your monitor. 
The modelines are what control that timing.  If you take them out the 
server will use the standard VESA timings and that's almost certainly 
what you want.

The only other trick to X these days (not counting proprietary drivers) 
is to get the HorizSync and VertRefresh to match your monitor.  But 
those are a standard spec and should be easy to find even if your distro 
doesn't get them right.

Dave



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