Sony STR-ZA810ES Manual page 122

Hint
You can also activate Zone 2 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.
To exit Zone 2 operation
Select [Zone Controls] - [Zone2 Power] from the home menu, then select [Off].
Available input for Zone 2 operations
See "Available inputs for each zone."
Hint
A dedicated App for this model SongPal enables easier zone operation such as changing the
settings or switching the zone inputs from your smartphone or tablet.
[122] Using the Multi-Zone Features
or another receiver
Connecting another amplifier or TV in the HDMI zone
HDMI input video/audio signals are output in HDMI zone using the HDMI OUT B/HDMI ZONE
jack of the receiver.
When connecting only to a TV
When connecting to another amplifier
Enjoying video and sound in another room using a TV