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Re: SVGAlib/X Screen sync problems

Try on the linux laptops web site, they have lots of docs from people
who've had success, I'm sorry I can't remember their address, I'll have a
poke around on the net and see if I can dig it up for you.


Peter Firmstone.

On Sun, 19 Nov 2000, Daniel Reuter wrote:

> Hello Debianers,
> I have a problem with my ct65535 and the Sharp 640x480 LCD in my AT&T
> Globalyst 130 laptop. Description:
> I can't get the screen to sync. When I start X I get a scrumbled screen.
> It goes away, when I do a LCD/CRT/LCD switch. I already used the
> UseModeLine option and fiddled with the modelines, but to now avail. None
> of the X-Setup programs in debian (xfconfig, xfsetup) will create me a
> correct modeline, and xvidtune fails either.
> Now, when I exit X, the console is crumbled either, which also goes away
> with a LCD/CRT/LCD switch. This could perhaps be restored with the
> TextClockFreq option but havn't tried yet.
> As in the last time, I only started X to look at my typeset
> TeX-documents with xdvi, and this is a bit of a overhead (8 Meg RAM
> machine), I decided to purge X and install SVGAlib. Now the strange thing:
> If I display GNUplot plots, the switch to graphics mode works! Now when it
> switches back to textmode, the console is garbled, I do LCD/CRT/LCD ->
> restored. But if I start dvisvga, the graphics mode is garbled too!
> I've been fighting with this problem very long, and finally decided to
> contact the list. So my question:
> Is there a utility to find out about the TextClockFrequency used at the
> console at bootup? And how can I find out about the correct modelines
> (already had a look at kenneth harkers page, but didn't find anything,
> that fitted)?
> Note beside: With windoze (which I finally banned two years ago from all
> of my computers), graphics mode worked (Calm down folks, it was the only
> thing that worked really o.k. ;-) But I suppose there's no way to
> find out about the modes and clocks, which that OS uses.
> Regards,
> Daniel
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