Sony STR-DN1080 Manual page 120

Select [Setup] - [Speaker Settings] from the home menu.
1
Select [Speaker Pattern].
2
Set the speaker pattern as shown below by referring to the speaker installation
3
example displayed on the TV screen, and then select [Save].
Listener-level Speakers: 5.1, 5.0, 4.1, 4.0, 3.1, 3.0, 2.1 or 2.0
Height/Overhead Speakers: --
Set [Surround Back Speaker Assign] to [Zone2] in the [Speaker Settings] menu.
4
[120] 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
Users of USA and Canadian models need to 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) (for USA and Canadian models only)."
Users of European or Asia-Pacific models need to configure the speakers installed in Zone 2
beforehand by following the procedure in "Configuring speakers installed in Zone 2 (for European
and Asia-Pacific models only)."
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.
Enjoying sound from speakers located in another room