Asus ET2321 - Setting up a Secondary Display Via the HDMI-Output Port

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All-in-One PC ET232 Series
Setting up a secondary display via the HDMI-
output port
If you want to use a high-denition TV as an audio output device, connect it to the Home
Theater PC and follow the steps below to congure the audio settings.
To congure the audio output via an HDMI device:
1. From the Start screen, click Desktop to 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 Congure and the Speaker Setup window pops
up.