Dell 4320 Projector - Manual (Page 59)

The Wireless Guide Screen shown below appears:
NOTE: If wireless connection is disabled, then follow these steps to set up:
ADVANCED SETTINGS J Wireless settings J Wireless J Connected. The
image input source will be automatically switched to wireless screen when
wireless option is selected in this step.
6 Take note of the LOGIN CODE, NETWORK NAME (SSID), and IP
ADDRESS. You will need these information to log in later.
Using Your Projector 59