In
certain color modes, you can turn on the Auto Iris setting to
automatically optimize the image based on the brightness of the
content you project.
Turn on the projector and switch to the image
source you want to use.
Press the Menu button.
Select the Image menu and press Enter.
Select the Auto
Iris setting and select High Speed.
Note: You can
turn Auto Iris on or off for each
Color Mode that supports the feature. You cannot
change the Auto Iris setting when
you are using a Closed Caption
setting.