Head on this page.
Please connect HDMI cable and set up the "HDMI In" in the "Audio" MENU as follows.
when using HDMI, this feature will let you switch between Analog or Digital Input.
If connecting to an equipment that has only a DVI output terminal, connect HDMI-DVI Conversion Cable and an audio cable as shown in the drawing above. Selecting "Analog" in the "HDMI In" MENU may be necessary depending on the equipment you use.