Epson 5550C - PowerLite SVGA LCD Projector, User Manual, Page: 104 / 178

Connecting the ELP Link III Cables
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4. Connect the other end of the PC serial cable to the serial port on
the back of your computer.
5. If you want to use the remote control as a mouse for your
computer, connect the 9-pin end of the PS/2 mouse cable that
came with your ELP Link III kit to the MOUSE terminal on the
square end of the main cable.
Note: If your computer uses a serial mouse, perform steps 5 and
6 using the serial mouse cable that came with your ELP Link III
kit instead of the PS/2 mouse cable.
6. Connect the other end of the PS/2 mouse cable to your
computer’s mouse port.
7. Tighten the screws on all connectors.
8. If you have a laptop, configure it to work with an external
mouse. You may have to set the display to appear on both the
laptop’s screen and the projector. Some laptops let you change
this setting with the keyboard’s function keys, or by using a
setup utility provided by the computer manufacturer. Check
your laptop’s manual for instructions.
9. Go to page 96 to install the software.