[mythtv-users] overscan problems with nvidia 8400 GS

[Allen Edwards]

On Mon, Feb 23, 2009 at 9:09 AM, James Crow <james at ultratans.com> wrote:

> On Fri, 2009-02-20 at 23:32 -0800, Allen Edwards wrote:
> > Well, I am afraid my settings are different than yours for sure.
> >
> >
> > The command nvidia-settings -1 TVOverScan[TV-0]=0 will work from the
> > command line
> > if executed from the TV and makes my desktop very small.  It doesn't
> > work when executed from another screen on a dual screen system
> > although I am sure there is a way to direct it there.
> >
> >
> > There is a slider in the graphical nvidia-settings and it seems that
> > my setup is using .nvidia-settings-rc to store this setting as the
> > other place I put it quit working when I went to the dual display
> > setup.
> >
> >
> > The only suggestion I have at this point is to try an older driver and
> > see if that works.   It may have been removed by the driver in the
> > same way the xorg.conf version went away in June.
> >
> >
> > I am not going to try a newer driver because I don't want to break my
> > system. In fact, i don't think I will ever upgrade anything on that
> > box :)
> >
> >
> > I hope this helps but I have my doubts.
> >
> >
> > Allen
> >
> In the doc for nvidia 180.29 it says that TVOverScan is off be default
> which means no _increase_ in the video size. If the docs are correct
> then TVOverScan is only used to increase the image size not decrease it.
> By default it is set to 0.0 or Off so that no overscan occurs.
>
> http://us.download.nvidia.com/XFree86/Linux-x86_64/180.29/README/chapter-16.html
>
> If you are using any sort of digital connection (DVI, HDMI) TVOverScan
> most likely will have no effect.
>
> Cheers,
> James
>
>
> That documentation is out of date referring to the xorg.conf setting that
has not worked for 6 months.  The nvidia-settings tvoverscan can definitely
make the picture smaller but apparently not with the 8400GS.
Has anyone with this problem and an 8400GS phoned Nvidia on this problem?

Allen
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