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video trouble

This is a discussion on video trouble within the Linux Operating System forums, part of the Unix Operating Systems category; --> I seem to have hit upon an inexhaustible fount of obstacles. Here's my latest - just the highlights. A ...


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  #1 (permalink)  
Old 01-18-2008, 07:08 PM
Dushan Mitrovich
 
Posts: n/a
Default video trouble

I seem to have hit upon an inexhaustible fount of obstacles. Here's my
latest - just the highlights.

A week or so ago my SNAP video driver demo expired, so I D/L'ed (after
many tries - a separate story) a specific SNAP driver for my video chip,
and followed the simple instructions. Everything looked fine, the SNAP
splash screen displayed... then a message 'Invalid Scan Frequency', and
the screen went black, and stayed that way.

I finally booted in single-user mode and checked xorg.conf to see if some
parameters were out of whack. They weren't, but selecting known-good va-
lues didn't help. I looked at several other files but couldn't recognize
anything that looked suspicious. Then I D/L'ed the glint driver (for my
3DLabs Permedia 2 chip) and tried to install it, but that failed because
of unresolved dependencies: libc.so.6(GLIBC_2.4) and xorg-x11-server-Xorg.
From what I could tell these totalled about 20 MB in size, with no guaran-
tee they were the end of the dependency line.

I know I can re-install yet again, but before I do, is there something
simple I've missed that I should try first? Thanks.

- Dushan Mitrovich

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  #2 (permalink)  
Old 01-18-2008, 07:08 PM
chuckcar
 
Posts: n/a
Default Re: video trouble

anti@spamming.org (Dushan Mitrovich) wrote in
news:Cg4nE5aAHkTV092yn@spinn.net:

> I seem to have hit upon an inexhaustible fount of obstacles. Here's
> my latest - just the highlights.
>
> A week or so ago my SNAP video driver demo expired, so I D/L'ed (after
> many tries - a separate story) a specific SNAP driver for my video
> chip, and followed the simple instructions. Everything looked fine,
> the SNAP splash screen displayed... then a message 'Invalid Scan
> Frequency', and the screen went black, and stayed that way.
>
> I finally booted in single-user mode and checked xorg.conf to see if
> some parameters were out of whack. They weren't, but selecting
> known-good va- lues didn't help. I looked at several other files but
> couldn't recognize anything that looked suspicious. Then I D/L'ed the
> glint driver (for my 3DLabs Permedia 2 chip) and tried to install it,
> but that failed because of unresolved dependencies:
> libc.so.6(GLIBC_2.4) and xorg-x11-server-Xorg. From what I could tell
> these totalled about 20 MB in size, with no guaran- tee they were the
> end of the dependency line.
>
> I know I can re-install yet again, but before I do, is there something
> simple I've missed that I should try first? Thanks.
>
> - Dushan Mitrovich
>
>


Try checking the scanlines in you XF86Config file (either in home or
/etc/X11 under linux (?) You want to make sure that the numbers dont
exceed your video card settings for vertical and horizontal sync you can
see what the lines numbers mean from man 5 svgalib.conf. You need the
manual for your card and monitor for this. *Never* thow out these
manuals if you want to run linux - you really need them.

--
(setq (chuck nil) car(chuck) )
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  #3 (permalink)  
Old 01-18-2008, 07:08 PM
Dushan Mitrovich
 
Posts: n/a
Default video problems - FIXED, but don't know why

In case anyone should find this useful, here's how the video problems
described below got fixed.

Something had given me the hint that re-installing the free SNAP video
driver - using identical steps - didn't give identical results. So I
tried the re-install several times, and the last time suddenly the screen
stayed painted and responsive, with all the expected options. I have no
idea what changes actually occured to finally make things work. This
means I haven't learned as much as I'd like.

- Dushan

Earlier, I wrote:
| I seem to have hit upon an inexhaustible fount of obstacles. Here's my
| latest - just the highlights.
|
| A week or so ago my SNAP video driver demo expired, so I D/L'ed (after
| many tries - a separate story) a specific SNAP driver for my video chip,
| and followed the simple instructions. Everything looked fine, the SNAP
| splash screen displayed... then a message 'Invalid Scan Frequency', and
| the screen went black, and stayed that way.
|
| I finally booted in single-user mode and checked xorg.conf to see if some
| parameters were out of whack. They weren't, but selecting known-good va-
| lues didn't help. I looked at several other files but couldn't recognize
| anything that looked suspicious. Then I D/L'ed the glint driver (for my
| 3DLabs Permedia 2 chip) and tried to install it, but that failed because
| of unresolved dependencies: libc.so.6(GLIBC_2.4) and xorg-x11-server-Xorg.
| From what I could tell these totalled about 20 MB in size, with no gua-
| rantee they were the end of the dependency line.
|
| I know I can re-install yet again, but before I do, is there something
| simple I've missed that I should try first? Thanks.

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  #4 (permalink)  
Old 01-18-2008, 07:09 PM
s. keeling
 
Posts: n/a
Default Re: video problems - FIXED, but don't know why

Dushan Mitrovich <anti@spamming.org>:
> In case anyone should find this useful, here's how the video problems
> described below got fixed.
>
> Something had given me the hint that re-installing the free SNAP video
> driver - using identical steps - didn't give identical results. So I
> tried the re-install several times, and the last time suddenly the screen
> stayed painted and responsive, with all the expected options. I have no
> idea what changes actually occured to finally make things work. This
> means I haven't learned as much as I'd like.


"Works" is good. Enjoy. Install often. Each install is a learning
experience. Strength and honour!


--
Any technology distinguishable from magic is insufficiently advanced.
(*) http://www.spots.ab.ca/~keeling Linux Counter #80292
- - http://www.faqs.org/rfcs/rfc1855.html
Spammers! http://www.spots.ab.ca/~keeling/emails.html
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