[mythtv-users] overscan problems with nvidia 8400 GS

Dale Pontius DEPontius at edgehp.net
Mon Jul 27 02:04:02 UTC 2009


Tortise wrote:
>>> What NVIDIA driver version are you using?
>>>
>>> I ask because I noticed that the 190.18 driver does not do overscan on
>>> the S-Video output (at least not in the same way as the 185 and earlier
>>> drivers). As a result, I cannot use the 190.18 driver when connecting to
>>> my television using S-Video. However, overscan on HDMI appears to be fine.
>>> _______________________________________________
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>>> mythtv-users at mythtv.org
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>> Just tried 185.18.14...
>>
>> Overscan situation is unchanged.  Furthermore, Mythfrontend doesn't come
>> up all the way.  I get the background, but no menu items.  Tried
>> kill/restart several times, no good.
>>
>> Back to 180.60.
>>
>>
>> Hi Dale
>> Without checking I assume your TV is a SD TV?  (Yet it has HDMI input?)
> 
> SDTV with svideo, composite, and component video inputs.  I'm trying to
> use the component video.  The Mythbox has PCI-Express, and I don't have
> any other PCI-Express (or straight PCI) with TV-Out.  Can you recommend
> something, say under $50?
> 
> Seems you have a spare PCI slot?  Maybe a http://www.sparkle.com.tw/product.asp?id=16 but not sure on price or whether this will
> drive component?  Also http://www.tigerdirect.ca/applications/SearchTools/item-details.asp?EdpNo=4471401&CatId=319 does S-Video @
> ~US$54.  Maybe someone on list has direct experience and can confirm these would work, I don't see why not, but then I well know
> that the proof is in a known working example!
> I'd have thought getting a PCI card that does composite would not be too hard.  Others say S-Video is better however I have yet to
> demonstrate that myself.  Maybe my gear isn't up to it, not sure.  Does component on your TV actually look significantly better?  I
> expect it is the older RGB type.  That might have to be sacrificed, but someone or Google may know better?
> 
> 
> 
> 
> Also note http://us.download.nvidia.com/XFree86/Linux-x86/190.18/README/appendix-a.html 
> 
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I just took a mirror and looked on the back of the system I'm using
now...  It has S-Video out - straight 4-pin, not the fancy connector
with the multi-way breakout that my 8400GS has.  Seeing the connector on
the back, I went to my bench in the basement, and was actually able to
find the manual - from several years ago.

It's a Chaintech 6200, with VGA, DVI, and S-Video outputs.  I guess when
I get some spare time, I'll have to try swapping things around.  Will I
need to back-level the driver, in order to make the Overscan option work
again, or to get the overscan slider back into nvidia-settings?

Dale Pontius


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