User guide
ASUS All-in-One PC ET223 and ET203
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1. From the Start screen, launch the Desktop Mode.
NOTE: For more details, refer to the section Start screen under Using
Windows® 8.1.
2. Right-click the Volume Mixer icon on the Windows® taskbar and
click Playback devices.
3. From the Playback screen, select Digital Audio (HDMI).
4. Click Congure and the Speaker Setup window pops up.
Setting up a secondary display via
the HDMI-output port
If you want to use a high-denition TV as an audio output device, connect
it to the Home Theater ASUS All-in-One PC and follow the steps below to
congure the audio settings.
To congure the audio output via an HDMI device: