Optoma HD20 - Manual (Page 18)

18
User Controls
Lamp
Remote Control
Using the Remote Control
Power On Refer to the “Power On” section on page 13.
Power Off
Refer to the “Power On/Off the Projector”
section on page 14.
Lamp Mode
Increase the brightness of the image. (refer
to page 33)
Mode
Select the display mode from Cinema,
Bright, Photo, Reference and User.
4:3 Scale the image at a 4:3 aspect ratio.
16:9 Scale the image at a 16:9 aspect ratio.
LBX
Enable the viewing of the letterboxed
nonanamorphically 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.
Native
The input source will be displayed without
scaling.
Brightness Adjust the brightness of the image.
Contrast
Control the degree of difference between the
lightest and darkest parts of the picture.
EdgeMask
Mask off a few pixels on each edge of the
image to be displayed. Use this function
to adjust if image source happens to have
noise near any edge of the display image.
Source
Lock
Select auto detection all connector ports or
lock current connector port.
Overscan
Mask off a few pixels on each edge of the
image to be displayed. Use the function
to adjust if image source happens to have
noise near any edge of the display image.