[mythtv-users] overscan problems with nvidia 8400 GS

Bill Williamson bill at bbqninja.com
Sat Feb 21 03:06:16 UTC 2009

On Sat, Feb 21, 2009 at 12:17 PM, <jarpublic at gmail.com> wrote:

> The documentation is wrong and TVOverScan no longer works in xorg.conf
>> I put made the last two lines of /etc/gdm/Init/Default as below.
>>  Experiment with the 20 number.  I can't remember what the settings are but
>> if you make the 20 a 50 you will see what it does.  Just restart X to see.
>>  Also, my TV screen is TV-0, if yours is different, change that too.
>> nvidia-settings -a TVOverScan[TV-0]=20
>> exit 0
> I have tried this as well as adding it to my ~/.nvidia-settings-rc and then
> calling nvidia-settings -l at using the gnome session settings. Neither of
> these works. I think the overscan setting is not available in the driver for
> the 8400gs. When you run nvidia-settings gui there is no overscan option
> anymore.
> Is there something I can do with modelines? I don't know anything about
> them butI have seen people talking about getting them right for a specific
> TV. Are they only an issue with HDTV LCDs?
> It is incredibly frustrating because this is a newly built system and
> thought I got all the hardware right so that I could leave behind several
> little nuiscances I was dealing with because my old hardware. Now all I have
> done is replaced them with a new set of annoyances.
> Any other ideas about fixing this overscan issue would make me very
> pleased.

I have an 8400gs and have the EXACT same problem!
NVIDIA-Settings for tvoverscan does NOTHING, and there are NO options in the
gui tool for overscan as well...

I actually used the mythtv screen sizing stuff, but unfortunately it has a
few bugs (which I need to post!)
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