[mythtv-users] Re: Grainy output from Nvidia FX5200
Jim Valavanis
jimvman at comcast.net
Mon Nov 10 00:07:07 EST 2003
Ben Curtis wrote:
>>Hello again everybody,
>>
>>I picked up the Asus GEFORCE FX5200 adapter that has dual-DVI outputs,
>>and S-Video out (the only one I could get quickly). The tuner card is
>>the Hauppauge 250. I am outputting via 1-DVI output to a Panasonic 42"
>>Plasma display. The problem is that the video is grainy, and not really
>>close to the direct cable to tv video quality. I wanted to get DVI
>>output to get the best quality, but this doesn't seem to help. FYI,
>>this is installed at a clients home, and I haven't had an opportunity to
>>test the 'cat /dev/video0 > test.mpg' output with mplayer. I will let
>>you know the results once I have a chance to test it.
>>But, I was seeing if there is something that I can do to quickly improve
>>the quality of the output.
>>The box is a dual-processes Pentium III 800MHz, and the speed seems OK,
>>but video quality not that great. Do you think I should try S-Video out
>>as well, or DVI to component? I don't think that will make much of a
>>difference. What about certain settings in mythtv setup?
>>
>>Any ideas?
>>
>>Thanks again to all of those who helped me get to this point.
>>
>>Jim
>>
>>
>>
>
>How long of a DVI cable are you running? Is it a good cable, or a cheapo?
>Cheap DVI cables are notorious for causing problems since the signal is so
>touchy.
>
>
The DVI cable is 6 feet, made by Belkin around $20. Probably not such a
good cable. I will try the S-Video out and let you know how it goes.
>Try running Svideo to it and see if the picture is any better, if so, I
>would check that DVI cable.
>
>Ben
>
>
>
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