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Archive for November, 2007

I have been using my workstation as a media PC for a while, hooking my HDTV to it to view DVD. However, the VGA output is far from being perfect: the signal is not so good probably due to imperfect connection, and picture is not middled.

A few days ago, I got a DVI-HDMI cable, and I plugged my MacBook to my TV with that cable. I was so impressed by the picture quality that I decided to go for DVI with my workstation right away.

So I got a cheap nVidia card with DVI output (GeForce FX 5200). It did not take me long to find a bunch of posts on line about outputting 720p pictures from nVidia card. However, although the TV worked and the pictures were crispy clear, there seemed to be some “over-scan” issue involved, and all the edges got trimmed.

I found a similar complain, and I thought this might be a dead end coz it seemed like this was a feature not a bug. However, I did a search on my TV model, and was able to find a repository of modelines. Isn’t it great?BTW, the magic for me is

 Option         "ModeValidation" "NoDFPNativeResolutionCheck" 

In the “Monitor” section. 

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