Optoma HD6800 User Manual - Page 28

Overscan, H Image Shift, V Image Shift, H Keystone, V Keystone

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User Controls Detail informations about LBX mode : 1. Some Letter-Box DVD contents are not enhanced for 16x9 TV, then image will not look right in 16:9 display. One can use 4:3 mode to view the correct info. But if the content itself is not 4:3, it will have black bars around the image in a 16:9 display. For this kind of content, you can use LBX mode to fill the image in the 16x9 display as much as possible. 2. If you use an external 16x9 lens, this LBX mode also allows you to watch a 2.35:1 content (include Anamorphic DVD and HDTV film source) that support anamorphic wide is enhanced for 16x9 Display in a wide 2.35:1 image. In this case, there are no black bars, the full lamp power and vertical resolution is fully utilized for maximum viewing effects. Other than these two occasions, one should stay with 16:9 and 4:3 modes for most viewing experiences. Zoom  Press the to reduce the size of an image.  Press the to magnify an image on the projection screen. Overscan Overscan function removes the noise in a video image. Overscan the image to remove video encoding noise on the edge of video source. H Image Shift Shifts the projected image position horizontally. V Image Shift Shifts the projected image position vertically. H Keystone Press the or to adjust image distortion horizontally and makes a squarer image. V Keystone Press the or to adjust image distortion vertically and makes a squarer image. 28

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User Controls
28
Detail informations about LBX mode :
1.
Some Letter-Box DVD contents are not enhanced for 16x9 TV,
then image will not look right in 16:9 display.
One can use 4:3 mode to view the correct info.
But if the content itself is not 4:3, it will have black bars
around the image in a 16:9 display. For this kind of content,
you can use LBX mode to fill the image in the 16x9 display as
much as possible.
2.
If you use an external 16x9 lens, this LBX mode also allows
you to watch a 2.35:1 content (include Anamorphic DVD and
HDTV film source) that support anamorphic wide is en-
hanced for 16x9 Display in a wide 2.35:1 image.
In this case, there are no black bars, the full lamp power and
vertical resolution is fully utilized for maximum viewing ef-
fects.
Other than these two occasions, one should stay with 16:9
and 4:3 modes for most viewing experiences.
Zoom
Press the
to reduce the size of an image.
Press the
to magnify an image on the projection screen.
Overscan
Overscan function removes the noise in a video image. Overscan
the image to remove video encoding noise on the edge of video
source.
H Image Shift
Shifts the projected image position horizontally.
V Image Shift
Shifts the projected image position vertically.
H Keystone
Press the
or
to adjust image distortion horizontally and
makes a squarer image.
V Keystone
Press the
or
to adjust image distortion vertically and makes
a squarer image.