Setting VGA and HDMI Underscan Resolutions

ZeeVee,Inc1 Monarch DriveLittleton, MA 01460

Setting VGA and HDMI Underscan Resolutions

Underscan Resolutions

Computer Monitor

Computer or Signage Player

When a computer is connected to a computer monitor…• Monitor calls for 1440 x 900 picture• PC produces 1440 x 900 picture

1440 x 900Picture fits the screen perfectly, and no information is lost

Displayed: 1440 x 900

Underscan Resolutions

HDTVComputer or

Signage Player

When a computer is connected to an HDTV through ZeeVee encoder/modulator…

• The encoder/modulator acts like a monitor, and calls for 1280 x 720 picture

• PC produces 1280 x 720 picture• HDTV displays 1210 x 680* due to “overscan”

1280 x 720 1280 x 720

*Example only. May display more or fewer pixels, depending on the HDTV

The edges of the pictur or signage are lost

Displayed: 1210 x 680

Problem: PC Resolution choices are limited

A 1280 x 720 picture is

too big

An 1152 x 864picture is too small

Solution: ZeeVee enables more choices

A 1280 x 720 picture is

too big

An 1152 x 864picture is too small

ZvBox enables 1208 x 679!

1208 by 679 pixels

Underscan ResolutionsWith HDbridge 2000 & ZvPro “Underscan”

resolution settings…• …our encoder/modulator enables the computer to produce a

resolution that closely matches what the HDTV can display

HDTV

Computer or Signage Player Displayed: 1210 x 680

1208 x 679

ZeeVee creates a 1208 x 679 picture,

in a 1280 x 720 “frame” padded with black at the edges