[mythtv-users] modeline for 50Hz

Henrik Beckman henrik.list at gmail.com
Fri Apr 13 05:50:49 UTC 2007


Thanks,

IŽll give it a try.

/Henrik

On 4/11/07, Roo <roo.watt at gmail.com> wrote:
>
> On 11/04/07, Henrik Beckman <henrik.list at gmail.com> wrote:
>
> > How do I get my mythbox to display in 50 instead of 60Hz.
> > I have a 32" LCD connected over DVI, xorg follows
> >
> > All tha happens when I try different modelines are that I get
> > 1280x720 at 60Hz intead of 1360x768 at 50Hz
> >
> > Ideas ?
> >
> > /Henrik
> >
> > Section "Monitor"
> >     Identifier     "Generic Monitor"
> >     ModeLine       "1360x768" 85.5 1360 1424 1536 1792 768 771 777 795
> >
> >     Option         "DPMS"
> > #       HorizSync       28-64
> > #       VertRefresh     43-60
> > EndSection
> >
> > Section "Device"
> >     Identifier     "6150"
> >     Driver         "nvidia"
> > EndSection
> >
> > Section "Screen"
> >    #Option         "UseEdidFreqs" "FALSE"
> >     Identifier     "Default Screen"
> >     Device         "6150"
> >     Monitor        "Generic Monitor"
> >     DefaultDepth    24
> >     Option         "ModeValidation" "NoMaxPClkCheck"
> >     Option         "ExactModeTimingsDVI" "TRUE"
> >     Option         "AllowDDCCI" "TRUE"
> >     #Option         "UseEDID" "FALSE"
> >     SubSection     "Display"
> >         Depth       24
> >         Modes      "1360x768"
> >     EndSubSection
> >     SubSection     "Display"
> >         Depth       32
> >         Modes      "1360x768"
> >     EndSubSection
> > EndSection
> >
> >
> > _______________________________________________
> > mythtv-users mailing list
> > mythtv-users at mythtv.org
> > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
> >
> >
>  Try adding:
>
>  Option  "ModeValidation"        "DFP-0: AllowNon60HzDFPModes"
>
> to your Xorg with the rest of the screen options, I found I needed this to
> allow non 60Hz modes. I think the doco said it was to protect some dodgy
> panels that would freak out on non 60 Hz stuff.
>
>
> Cheers,
>
> Roo.
>
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>
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