[opendtv] Re: Overscanning on LCD TVs
- From: Tom Barry <trbarry@xxxxxxxxxxx>
- To: opendtv@xxxxxxxxxxxxx
- Date: Thu, 05 Nov 2009 12:47:07 -0500
dan.grimes@xxxxxxxx wrote:
> We have a large amount of consumer grade Sony Bravia televisions in our
> facility. It appears that all of them overscan the picture, despite
> setting "overscan" to normal in the menu. Adjusting overscan to 1 or 2
> makes it even worse. The only sources I have been able to confirm are on
> the HDMI inputs and often using HD-SDI to HDMI converters but I have also
> seen it with DVI sources. I plan to test with BD as well.
>
> So my question is, is overscanning typical with consumer TVs? I thought
> that it that current LCD TV's used all 1920x1080 pixels.
>
> I should also probably note that most of the signals are 720P.
>
> Because of a deal with Sony, I don't have too many other display
> manufacturers to test up against, thus the question to the display experts
> here.
>
> Dan Grimes
>
I can't speak for HDMI since I always get displays that support VGA
input as they seem to be more computer friendly and avoid copy
protection problems. But my two Vizio models connected via VGA/RGB
automatically adjust to the size of my computer display without losing
anything at the edges.
- Tom
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