Optoma Technology DX339 Projector User Manual


 
20
English
User Controls
Using the Remote Control
Freeze
Press “Freeze” to pause the screen image.
Press this button again to unlock.
AV mute
Momentarily turns off/on the audio and
video.
S-Video Press “S-Video” to choose S-Video source.
VGA
Press “VGA” to choose VGA sources.
Video
Press “Video” to choose Composite video
source.
Switch
USB mouse switch.
Contrast
Control the degree of difference between
the lightest and darkest parts of the picture.
Mode
Select the display mode from Presentation,
Bright, Movie, sRGB, Blackboard, Class-
room, User and 3D.
Zoom
Zoom in on an image.
Press buttons to alter zoom.
Eco+
When Eco+ mode is activated, the bright-
ness level of the content is automatically
detected to signicantly reduced lamp
power consumption (up to 70%) during
periods of inactivity.

AV mute: Save
up to 70% of the
lamp power when
AV mute is ap-
plied.