Optoma RS232 - Manual (Page 33)

33
English
User Controls
 Each I/O has
different setting of
“Overscan”.
 “Overscan” and
“Zoom” can’t work at
same time.
Overscan
Overscan function removes the noise in a video image. Overscan
the image to remove video encoding noise on the edge of video
source.
Zoom
 Press the to reduce the size of an image.
 Press the to magnify an image on the projection screen.
H Image Shift
Shift the projected image position horizontally.
V Image Shift
Shift the projected image position vertically.
V Keystone
Press the or to adjust image distortion vertically. If the image
looks trapezoidal, this option can help make the image rectangular.
Auto Keystone
Automatically adjusts vertical image distortion.