[mythtv-users] nVidia OverScan with VGA cable

Michael T. Dean mtdean at thirdcontact.com
Sun Mar 4 22:41:30 UTC 2007

On 03/04/2007 12:26 PM, Stroller wrote:
> On 4 Mar 2007, at 03:27, Phill Edwards wrote:
>> I have a nVidia FX5200 card connected to a plasma TV via a VGA cable.
>> I have noticed that the overscan setting in xorg.conf doesn't have any
>> affect ...
> I don't know about overscan settings in the nVidia drivers, but it'll  
> also depend on the TV.
> Some TVs will always do overscan, and it can't be disabled. I'm told  
> that the ability to do 1:1 mapping without overscan is common on  
> current 1920 x 1080 LCDs,

Only if they're sold as "monitors."  If sold as TV's, they do overscan.  
(Generally, the monitors also happen to be 16:10 format, not 16:9.)

So, you only get 2 of 3 with a TV:
    - 1:1 pixel mapping
    - full screen
    - full resolution

Take your pick...


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