Optoma HD80 User Manual page 19

Scale the image at a 16:9 aspect ratio.
16:9
The input source will be displayed without
Native
scaling.
Enable the viewing of the letterboxed non-
Letter-Box
anamorphically enhanced movie at full
screen width. Part of the original image will
be lost if the image aspect ratio is less than
2.35:1.
DVI Press "DVI" to choose Analog and Digital
Signal source from DVI connector.
HDMI1
Press "HDMI1" to choose source from
HDMI1 connector.
HDMI2 Press "HDMI2" to choose source from
HDMI2 connector.
YPbPr Press "YPbPr" to choose Component video
source.
Video
Press "Video" to choose Composite video
source.
S-Video Press "S-Video" to choose S-video source.
User Controls
19