Operation

Table 4-2. Aspect Ratio Settings (continued)

Aspect

 

Aspect

 

Geometry of Projected Image

 

Ratio of

 

 

 

Ratio

Description

With Standard Lens

 

Source

With Anamorphic Lens (2.35:1 Screen)

Setting

 

 

Signal

(1.78:1 Screen)

 

 

 

 

 

1080i HDTV Image

1080i HDTV Image

 

Select Native to display

16:9

 

 

 

 

 

 

 

 

 

 

 

 

 

the source signal in its

 

 

 

 

 

 

 

 

 

 

 

 

 

native resolution,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

centered in the display

 

 

 

 

 

 

 

 

 

 

 

 

 

 

area with no re-sizing or

 

 

720p HDTV Image

 

 

 

 

720p HDTV Image

 

 

 

overscan.

 

 

 

 

 

 

 

 

 

This means, for example,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

that 720p HDTV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Native

programs will display with

 

 

 

 

 

 

 

 

 

 

 

 

 

unused pixels on all

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

sides: 320 on the left and

 

 

 

 

 

 

 

 

 

 

 

 

 

 

right sides and 180

 

 

 

 

 

 

 

 

 

 

 

 

 

 

above and below.

 

 

 

480i SDTV Image

 

 

 

 

 

480i SDTV Image

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

With SDTV and EDTV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

sources, the LS-3/LS-5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

scales the image

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

horizontally to achieve a

4:3

 

 

 

 

 

 

 

 

 

 

 

 

 

16:9 aspect ratio.

 

 

 

 

 

 

 

 

 

 

 

 

 

1024x768 PC Image

1024x768 PC Image

44

Runco LS-3/LS-5 Installation/Operation Manual

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Runco LS-5, LS-3 operation manual Native