Ask Proxima Impression 860 - Manual (Page 18)

USER GUIDE LCD PROJECTOR
17
- MAC: Insert the end of the VGA cable marked ‘LCD’ into Source 1
connector port or the next available source port. Connect the
MAC-Monitor adapter onto the short cable section and then
attach your MAC monitor to it. Connect the MAC-Computer
adapter onto the output port on your Macintosh computer unit,
and then connect the VGA cable connector marked ‘VGA’ to it.
If you do not intend to use the monitor then just leave the short
cable section unconnected and the MAC monitor adapter
unused.