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 choose one of the following:
Normal
for standard brightness adjustment.
High
Speed to adjust brightness as soon as the scene
changes.
Note: You can
set Auto Iris for each Color Mode
that supports the feature. You cannot change the
Auto Iris setting when you are
using a Closed Caption
setting.