Ask Proxima 9100 - Manual (Page 10)

i-8 Introduction
Step 2: Connecting the computer
In general, use the Proxima cable appropriate for your system to connect
your computer to the DP9100. Connect your computer's video out port to
the COMPUTER IN port on the projector. If you want to connect an external
monitor, use your existing monitor cable to connect the projector's
COMPUTER OUT port to your monitor.
MAC II CPU
Monitor Adapter
(if needed)
Monitor Cable
To COMPUTER IN Port
Proxima Cable
Figure i-7, Connecting the projector to your computer
In some cases a Proxima adapter is required to connect your computer and
monitor to the projector. The adapters you'll need are included with your
projector. See Chapter 1, Setting Up Your Projector for more detailed
information on connecting your system.