443. Convenient Features5. Operate the control window.(1) (Source)����� Selects an input source of the projector�(2) (Picture) ���� Turns on or off AV-MUTE (Picture mute), and turns on or off FREEZE (Freeze a picture)�(3) (Sound) ����� Turns on or off AV-MUTE (Sound mute), play the sound and turns up or down the volume�(4) (Others) ����� Uses “Update”, “HTTP Server”*, “Settings” and “Information”�* The HTTP Server cannot be selected when a USB cable is connected�(5) (Exit) ���������� Exit Image Express Utility Lite� You can also turn off the projector at the same time�(6) (Help)����������� Displays the help of Image Express Utility Lite�(1) (2) (3) (4) (5)(6)