Optoma EH501 - Manual (Page 40)

EN-40
16:9 Screen
For 1080P model:
Edge Mask
Edge Mask function removes the noise in a video image. Overscan the
image to remove video encoding noise on the edge of video source.
Note
„ Each I/O has different setting of “Edge Mask”.
„ “Edge Mask” and “Zoom” can’t work at same time.
Zoom
Zoom in and out the images.
Image Shift
Shift the projected image position horizontally and vertically.
V Keystone
Adjust image distortion vertically. If the image looks trapezoidal, this option
can help make the image rectangular.
Note
16 : 9 screen 480i/p 576i/p 1080i/p 720p PC
4:3 960x720 center
16:9 1280x720 center
LBX 1280x960 center, then get the central 1280x720 image to display.
Native 1:1 mapping
centered
1:1 mapping
display 1280 x
720
1280x720
Centered
1:1 mapping
centred
Auto (Default) If this format is select, Screen type will auto become 16:9 (1280 x
720).
If source is 4:3, auto resize to 960 x 720.
If source is 16:9 auto resize to 1280 x 720.
If source is 15:9 auto resize to 1200 x 720.
If source is 16:10 auto resize to 1152 x 720.
16 : 9 screen 480i/p 576i/p 1080i/p 720p PC
4:3 1440x1080 center
16:9 1920x1080 center
LBX 1920x1440 center, then get the central 1920x1080 image to display.
Native 1:1 mapping centered
Auto (Default) If this format is select, Screen type will auto become 16:9 (1920 x
1080).
If source is 4:3, auto resize to 1440 x 1080.
If source is 16:9 auto resize to 1920 x 1080.
If source is 16:10 auto resize to 1920 x 1200 and cut 1920 x 1080
area to display.