DELL 4320 User Guide

Using Your Projector

35

16 Left 

Press to navigate through the On-Screen Display 

(OSD) Menu items.

17 Menu

Press to activate the OSD.

18 Mute 

Press to mute or un-mute the projector speaker.

19 Zoom +

Press to increase the image.

20 Zoom -

Press to decrease the image.

21 Volume up 

Press to increase the volume.

22 Volume down 

Press to decrease the volume.

23 Freeze

Press to pause the screen image, then press 

"Freeze" again to unfreeze image.

24 VGA

Press to choose VGA source.

25 Source

Press to switch between Analog RGB, Composite, 

Component (YPbPr, via VGA), HDMI, and

S-Video source.

26 Auto Adjust

Press to synchronize the projector with the input 

source. Auto Adjust does not operate if the OSD 

is displayed.