Dell S500 Projector - Manual (Page 28)

NOTE:
1 Interactivity is supported only in the following input modes: VGA and
HDMI from a PC, and Wireless Display, USB Display, and LAN
Display.
2 To enable Interactive Pen, the 2nd connection between computer
and projector is required. There are three options available for your
computer and projector connections:
a use a Mini USB cable
b use a LAN cable (need to install the Dell Wireless Application
Software)
c use WLAN (need to install the Dell Wireless Application
Software)
If you use a LAN or WLAN connection, ensure that Wireless/LAN is
turned on first.
3 Automation Screen is optional.
4 If the distance between your computer/laptop and projector is over 5
meters, a USB hub is recommended for your installation.
Connecting Your Projector 28