Problems with Video using Samsung 46" LCD Model: LNX4695DX

James Wendt jamesmwendt at gmail.com
Thu Mar 27 15:48:19 UTC 2008


Karl,

I definitely have an Nvidia card.

I did what you said and confirmed that.

The model is:

NVIDIA QUADRO NVS 285 128MB PCI-E VIDEO CARD [DH261]

Ubuntu runs in "low graphics mode" but chokes if I try to change anything.

Help!

Jim

On Fri, Mar 21, 2008 at 9:24 AM, Karl Larsen <k5di at zianet.com> wrote:

>  James Wendt wrote:
> > Dear Friends,
> >
> > I have recently installed the latest edition of Ubuntu on a new Dell
> desktop
> > that was previously running Vista.
> >
> > With Windows Vista on this machine, I was able to use my Samsung LCD as
> the
> > monitor with no problem whatsoever.
> >
> > However, now that I installed Ubuntu, the monitor will display the Dell
> > boot-up information and the very beginning of the Ubuntu boot but the
> minute
> > that the Ubuntu logo starts to load, the screen goes blank and that's
> it.
> >
> > I'm not using any fancy drivers or settings.  I have reinstalled several
> > times and each time simply allowed the installation to pick the basic
> and
> > non-proprietary drivers for video.
> >
> > When I connect a regular monitor to the same cable, everything is just
> fine
> > so I suspect that the issue is either with the box outputting the wrong
> > resolution or refresh rate or something similar.
> >
> > Does anybody know how I should set this to work with the Samsung LCD?
> > Again, it worked fine under Vista but I really (REALLY) don't want to go
> > back to that if at all possible and I see no reason why this should not
> work
> > once I figure out what is getting in the way.
> >
> > This is not a mechanical issue.  All cables are good, LCD panel is good,
> PC
> > is good... all systems "go" but still no display.
> >
> > Help and thanks in advance.
> >
> > Sincerely,
> >
> > Jim
> >
> >
>    Hi Jim this sounds like a nVidia video card problem. Fine out if you
> can what card you have.
>
>    You need to edit the kernel line on your menu.lst in the directory
> /boot/grub/. Or you can do it with grub but this is tricky.
>
>    Try this: Boot and wait until it quits loading. Then press Ctrl and
> Alt and then F1 and you should then see a prompt and sign in. Then do
> this: sudo lspci and see what video you have.
>
> Karl
>
>
> --
>
>        Karl F. Larsen, AKA K5DI
>        Linux User
>        #450462   http://counter.li.org.
>   PGP 4208 4D6E 595F 22B9 FF1C  ECB6 4A3C 2C54 FE23 53A7
>
>
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