Sony BDP-S6500 Operating Instructions Manual page 16

Connecting to your AV amplifier (receiver)
Select one of the following connection methods according to the input jacks on your
AV amplifier (receiver). When you select A or B, make the appropriate settings in
the [Audio Settings] (page 28).
16
High Speed HDMI Cable
(not supplied)
t Set [BD Audio MIX Setting] (page 29).
Coaxial digital cable
(not supplied)
High Speed HDMI Cable
(not supplied)