Epson PowerLite 7550C - Page 106

Connecting the ELP Link III Cables
93
Note:
This illustration shows a desktop, but the steps are the same if
you have a PowerBook.
1. If you connected the Mac mouse cable that came with the
projector—as described on page 36 (desktop) or page 42
(PowerBook)—disconnect it from your computer and the
projector.
Mac serial cable
Mac mouse cable
main cable
Mouse/Com port