Epson 503c - Manual (Page 80)

74 Appendix A: Connecting to Additional Equipment
Connecting the Computer Cable
1. Disconnect the monitor cable from the video port on the back of
the computer.
2. Connect one end of the computer cable to the projector’s
Computer port.
3. Connect the other end of the computer cable to the computer’s
video port.
4. Tighten the screws on the connectors.