[mythtv-users] Nvidia 6200 S-Video gives a Black and White picture.

Michael Jones mythlist at michaelandholly.com
Mon Sep 10 04:07:08 UTC 2007


On Sep 7, 2007, at 3:39 AM, David Watkins wrote:

>> II was actually using a monster Svideo cable that's currently working
>> on the "old" frontend.   I tried this and an Svideo to Composite
>> converter cable with the appropriate settings.. neither of which  
>> worked.
>
> So just to be clear,  you're using the same TV and S-Video cable as
> before.  A different computer box and graphics card and a new software
> build?
>
> And the symptoms are?
> VGA output fine, S-Video output "black and white", Composite nothing
> (is that using an S-Video to composite converter or does the card have
> composite outputs).
>
> It's looking, to me, like either you've got a defective graphics card
> or your xorg.conf is broken.  Did you look at the Xorg.0.conf file.
> If there's a bit like this
>
> <snip>
> (II) Setting vga for screen 0.
> (**) NVIDIA(0): Depth 24, (--) framebuffer bpp 32
> (==) NVIDIA(0): RGB weight 888
> (==) NVIDIA(0): Default visual is TrueColor
> (==) NVIDIA(0): Using gamma correction (1.0, 1.0, 1.0)
> (**) NVIDIA(0): Option "NvAGP" "3"
> (**) NVIDIA(0): Option "ConnectedMonitor" "TV"
> (**) NVIDIA(0): Option "TVStandard" "PAL-I"
> (**) NVIDIA(0): Option "TVOutFormat" "SVIDEO"
> (**) NVIDIA(0): Option "XvMCUsesTextures" "true"
> (**) NVIDIA(0): Enabling RENDER acceleration
> (**) NVIDIA(0): Forcing SVIDEO output
> (**) NVIDIA(0): TV Standard string: "PAL-I"
> (**) NVIDIA(0): ConnectedMonitor string: "TV"
> </snip>
>
> That would confirm what the box is trying to send.
>
> I'd be inclined to remove any twinhead and VGA bits from xorg.conf to
> try a get a simple TV-Out setup working (unless you know more than me
> about tweaking xorg.conf files) Backup xorg.conf first of course.
>
> Maybe posting more of your xorg.conf would help?
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>

I'm thinking more and more like I have a defective video card.

I'll check my log and post my xorg.conf file when I put that machine  
back together.




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