Sony STR-ZA3100ES Help Manual page 69

Connecting a TV compatible with the eARC or ARC function via an HDMI connection
With just one HDMI cable connection, you can listen to the TV audio from the speakers connected to the receiver while
the receiver sends audio and video to the TV.
HDMI cable (not supplied)
Note
If the HDMI OUT A jack on your receiver is labeled "ARC," update the software of the receiver. For details, see
software via the network (Network
A jack on your receiver is labeled "eARC/ARC," its software already supports the eARC function.
Sony recommends that you use an HDMI cable made by Sony or another HDMI-authorized cable. Be sure to use a High Speed
HDMI Cable with Ethernet. Premium High Speed HDMI Cable with Ethernet that supports 18 Gbps is required for 4K/60p 4:4:4,
4:2:2, and 4K/60p 4:2:0 10 bit, etc.
For this connection, you need to turn the eARC or ARC function on. Press HOME to display the home menu, select [Setup] -
[HDMI Setup], and set [Audio Return Channel] to [eARC] or [ARC].
Hint
If the HDMI jack of the TV (labeled "eARC" or "ARC") is already connected to another device, disconnect the device and connect
the receiver.
Connecting a TV and a projector
HDMI cable (not supplied)
Note
Sony recommends that you use an HDMI cable made by Sony or another HDMI-authorized cable. Be sure to use a High Speed
HDMI Cable with Ethernet. Premium High Speed HDMI Cable with Ethernet that supports 18 Gbps is required for 4K/60p 4:4:4,
4:2:2, and 4K/60p 4:2:0 10 bit, etc.
Update)" or "Updating the software using the USB flash drive (USB
69
"Updating the
Update)." If the HDMI OUT