Yamaha LPX-500 - Manual (Page 80)

To DVI-D port
To DVI-D port
(video port)
DVI-D cable (digital)
If the computer is equipped with a DVI-D output port
Do not bind the power cord together with the computer cable or DVI-D
cable (digital), otherwise it may cause interference in the projected images
or operating errors.
Two kinds of DVI cable are available. Use a DVI-D cable to connect to this
projector.
Esssen SET UP GUIDE English-11