Sony STR-ZA810ES Manual page 119

Select the setting you want.
3
ZONE2 Terminals: Priority is placed on the SPEAKERS ZONE 2 terminals.
SURROUND BACK Terminals: Priority is placed on the SPEAKERS SURROUND
BACK/HEIGHT terminals and the SPEAKERS ZONE 2 terminals are disabled.
Note
When [Zone2 Power] is set to [Off], the SPEAKERS SURROUND BACK/HEIGHT terminals are
enabled even if [ZONE2 Terminals] is selected.
When [ZONE2 Terminals] is selected and [Zone2 Power] is set to [On], [Zone2 Power] will be set to
[Off] automatically if the [Speaker Pattern] is set to [5.0] or higher.
[118] Using the Multi-Zone Features
(Zone 2)
Enjoying sound in Zone 2
You can enjoy sound from the receiver in Zone 2 by the following procedure.
Note
Set the priority on the Zone 2 speakers beforehand by following the procedure in "Setting the priority
on the surround back speakers or Zone 2 speakers (SURROUND BACK/ZONE2 Priority) ."
Select [Zone Controls] - [Zone2 Power] - [On] from the home menu.
1
Zone 2 is activated.
Select the source signals you want to output in [Zone2 Input].
2
Select [SOURCE] if you want to listen to the same sound as main zone in Zone 2.
Start playback on the input that you selected in step 2.
3
Adjust to a suitable volume in [Zone2 Volume].
4
Hint
You can also activate the zone you want using ZONE SELECT and ZONE POWER on the receiver.
You can also select source signals you want to output using INPUT SELECTOR on the receiver
while [2. xxxx(input name)] is shown on the display panel.
You can also adjust volume using MASTER VOLUME on the receiver while [2. xxxx (input name)] is
shown on the display panel.
Enjoying sound from speakers located in another room