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LucasX
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PostPosted: Thu Dec 15, 2005 8:56 pm    Post subject: Don't get any color with TV-out Reply with quote

I have a problem with my TV-out settings. I have a Nvidia GeForce 2 card.
It is no problem to clone my screen out to the TV but the problem is that I don't get any colors. I only get
a grayscale picture.

The interesting section in
Code:
/etc/X11/xorg.conf
looks like this:
Code:

Section "Device"
  # Identifier "nVidia Inc. GeForce2" #this one or "gainward"
   Identifier  "GAINWARD"
    Driver      "nvidia"
    BusID       "PCI:1:0:0"
    Option "NvAGP" "2" 
    Option "CursorShadow" "true"
    #Option "RenderAccel" "on"
    Option "TwinView" #"true"
    Option "TwinViewOrientation"      "Clone"#"RightOf"
    Option "MetaModes"                "1280x1024,640x480"
    Option "SecondMonitorHorizSync"    "31-82"   # "30-50"
    Option "SecondMonitorVertRefresh"  "50-100"   # "50-60"
    Option "ConnectedMonitor"         "CRT,TV"
    Option "TVStandard"               "PAL-B" 
EndSection

Section "Screen"
    Identifier  "Screen 1"
   #Device "nVidia Inc. GeForce2"
    Device      "GAINWARD"
    Monitor     "Samsung"
    DefaultDepth 24
    Option "TVStandard"               "PAL-B"
    Subsection "Display"
        Depth       24
        Modes       "1280x1024" "1024x768" "800x600" "640x480" "640x400"
        ViewPort    0 0
    EndSubsection
EndSection



Ihave tried with the commented out lines too but it doesn't work.
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servo888
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PostPosted: Thu Dec 15, 2005 9:07 pm    Post subject: Reply with quote

Are you sure you need PAL and not NTSC?
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LucasX
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PostPosted: Thu Dec 15, 2005 9:24 pm    Post subject: Don't get any color with TV-out Reply with quote

Well My TV is A PAL TV because I Live in Sweden. But I will try NTSC too to see if that works...
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pteppic
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PostPosted: Thu Dec 15, 2005 11:36 pm    Post subject: Reply with quote

Try running nvidia-settings and check the saturation level for the TV-0 display device, should be 128 ish. Mine resets with every X restart, not a huge problem when thats about 5 times a year but still annoying.
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LucasX
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PostPosted: Fri Dec 16, 2005 5:46 pm    Post subject: Reply with quote

"Try running nvidia-settings and check the saturation level for the TV-0 display device, should be 128 ish. Mine resets with every X restart, not a huge problem when thats about 5 times a year but still annoying."

What??
My TV-0 settings are:
*TV flicker filter
*Tv brightness
*TV Contrast
*Digital vibrance

What do you mean with "128 ish" ???
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pteppic
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PostPosted: Fri Dec 16, 2005 6:57 pm    Post subject: Reply with quote

The fact you have no access to the setting would suggest to me it's not supported by either your card or driver, and 128ish means ~128.

Just to (maybe) be helpful here is a working xorg.conf section
Code:
Section "Device"
        Identifier  "Videocard0"
        Driver      "nvidia"
        VendorName  "Videocard vendor"
        BoardName   "FX5700LE"
        Option      "TVStandard" "PAL-I"
        Option      "TVOutFormat" "Composite"
        Option      "IgnoreEDID" "1"
        OPtion      "TwinView" "1"
        Option      "MetaModes" "CRT-0:1280x1024 ;CRT-0:1024x768, TV-0:800x600;CRT-0:800x600, TV-0:800x600;"
        Option      "SecondMonitorVertRefresh" "60"
        Option      "secondMonitorHorizSync" "30-50"
        Option      "ConnectedMonitor" "TV-0, CRT-0"
        Option      "TwinViewOrientation" "Leftof"
        Option      "DPMS" "0"
EndSection

Section "Screen"
        Identifier "Screen0"
        Device     "Videocard0"
        Monitor    "Monitor0"
        Option "TVStandard" "PAL-I"
        DefaultDepth     24
        SubSection "Display"
                Viewport   0 0
                Depth     24
                Modes "1280x1024" "1024x768" "800x600"
        EndSubSection
EndSection

Also the tv has to be connected on starting X or it is in permanent black and white (no nv-settings fix).
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LucasX
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PostPosted: Fri Dec 16, 2005 10:16 pm    Post subject: Reply with quote

Thanks. The thing is that it worked before to get colors. So I know that there is not problem with my card. I think it can be some problem with my SCART-cable instead or maybe my TV. But the the TV I had before was from 1989 and this one is from 2005. Bout I will try with my old cable
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maartenstorm
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PostPosted: Wed Dec 21, 2005 1:00 pm    Post subject: Reply with quote

Today I accidentally discovered that using the sound plug on the tv out cable gave me black&white instead of the coloured screen I have when using another cable for the sound. Maybe your problem is something like this?
I don't get why it is that way, but for me it was the solution for the same problem.
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chrismortimore
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PostPosted: Wed Dec 21, 2005 2:40 pm    Post subject: Re: Don't get any color with TV-out Reply with quote

firstly: why are you trying to clone a 1280x1024 screen onto a 640x480? for clone to work, don't they have to be the same res?
secondly: isn't sweden PAL-G? you have it down as PAL-B
thirdly: you have your SecondMOnitorVertRefresh as "50-60", for PAL it should be "50". in my experience, if you tell it "50-60", it picks 60Hz and you get garbage.

can't think of anything more just now.

Chris
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ianegg
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PostPosted: Wed Dec 21, 2005 6:52 pm    Post subject: Reply with quote

Sweeden is PAL-B/G according to google. Is there an option for that as opposed to just B or G?
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chrismortimore
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PostPosted: Wed Dec 21, 2005 8:29 pm    Post subject: Reply with quote

ianegg wrote:
Sweeden is PAL-B/G according to google. Is there an option for that as opposed to just B or G?

as far as i know, PAL-B/G just means that sweden are running two systems. PAL-B is VHF, PAL-G is UHF, so it actually shouldn't matter if it is set to B or G, because the equipment in sweden will have to be able to support both. but (correct me if i'm wrong) the PAL-B and the PAL-G only sets what frequencies are used for the different tv stations, so unless he is sending the signal down the aerial socket (instead of the scart, composite, svideo or whatever) it should just work for any PAL setting. so now i'm not even sure why i brought it up in the first place.

i'm hedging my bets on the refresh rate, because a badly set refresh rate can send the TV way off. could also be that he hasn't specified if he is outputting using an svideo port, a composite port or etc etc etc...
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