adeffs.mythtv at gmail.com
Fri Jan 12 18:19:42 UTC 2007
On 1/12/07, Doug Larrick <doug at parkercat.org> wrote:
> Tom Greer wrote:
> > I'm sure that I'm doing something wrong in my xorg.conf; but I can't see
> > where. Here are the monitor, device and screen sections:
> > Section "Monitor"
> > Identifier "Monitor0"
> > VendorName "Panasonic"
> > ModelName "42in EDTV"
> > HorizSync 15.7 - 45.0
> > VertRefresh 60.0 - 60.0
> > Option "ExactModeTimingsDVI" "true"
> > Option "ConnectedMonitor" "DFP"
> > Option "UseDisplayDevice" "DFP"
> > # Native resolution on this TV is 852x480
> > Modeline "852x480" 33.07 852 872 912 1068 480 483 488 516
> > -hsync -vsync
> > ModeLine "ATSC-1080-60i" 74.2 1920 1960 2016 2200 1080 1082
> > 1088 1125 interlace
> I would guess it's rejecting your modes because your timing ranges are
> too tight. Try 59 - 61 for VertRefresh. Somewhere in the xorg log file
> will be more info about why each mode is rejected -- try pulling it into
> an editor and searching.
> Also keep in mind that (assuming you're in the US), at least until the
> full digital switchover in 2008, you'd be better off aiming for a 59.94
> Hz refresh rate (which is what NTSC uses, and what ATSC is using until
> then so as not to cause beat frequencies).
you can also try
In your Display subsection, which should use the DriverPool value and
doesn't require a modeline at all. If your tv will accept 1080p, then
just remove the "i".
see http://www.mythtv.org/wiki/index.php/Modeline_Database for more information.
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