[mythtv-users] New LCD TV - complains about 'mode not supported'

xavier hervy xavier.hervy at bluebottle.com
Tue Aug 5 13:28:57 UTC 2008


On Tue, 2008-08-05 at 23:02 +1000, David Whyte wrote:
> On Tue, Aug 5, 2008 at 10:03 PM, C.T. Paterson <i.adore.my.64 at gmail.com> wrote:
> >
> > I believe then you should come up in a low-graphics mode that your TV
> > will be more willing to tolerate.  You can then use "gtf" or
> > "xvidtune" on the command line to generate a 1360x768 modeline.  Put
> > that modeline in your xorg.conf's Monitor section and then set the
> > mode in your Screen section.
> >
> 
> 
> Cool, thanks for your help.
> 
> How do I set the mode in the xorg.conf?  I currently have the
> following, is it correct enough?
> 
> Section "Device"
>         Identifier      "Intel Corporation Mobile 915GM/GMS/910GML
> Express Graphics Controller"
>         Driver          "intel"
>         BusID           "PCI:0:2:0"
>         Option          "UseFBDev"              "true"
>         Option          "UseEDID"               "false"
>         Option          "ModeValidation"        "NoEdidModes,
> NoMaxPClkCheck, NoVertRefreshCheck, NoHorizSyncCheck, NoEdidMa$
> EndSection
> 
> Section "Monitor"
>         Identifier      "Generic Monitor"
>         Option          "DPMS"
>         HorizSync       28-64
>         VertRefresh     43-60
>         Modeline        "640x480_60.00"  23.86  640 656 720 800  480
> 481 484 497  -HSync +Vsync
>         ModeLine        "1360x768_60.00"  84.72  1360 1424 1568 1776
> 768 769 772 795  -HSync +Vsync
>         Option          "PreferredMode" "1360x768"
> EndSection
> 
> Section "Screen"
>         Identifier      "Default Screen"
>         Device          "Intel Corporation Mobile 915GM/GMS/910GML
> Express Graphics Controller"
>         Monitor         "Generic Monitor"
>         Defaultdepth    24
>         SubSection "Display"
>                 Depth   24
>                 Modes           "1360x768 at 60" "640x480 at 60"
>         EndSubSection
> EndSection
> 
> Cheers,
> Whytey
should be :
Option          "PreferredMode" "1360x768_60.00"
if you want to use your own mode line
More options here:
http://intellinuxgraphics.org/dualhead.html

For some screen I configured, no matter what I did I end up to use
xrandr in my .xsession file

xavier



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