MSI PRO B550M-P GEN3 User Manual page 24

Audio 7.1-channel Configuration
To configure 7.1-channel audio, you have to connect front audio I/O module to JAUD1
connector and follow the below steps.
1. Click on the Realtek Audio Console > Advanced Settings to open the dialog below.
2. Select Mute the rear output device, when a front headphone plugged in.
3. Plug your speakers to audio jacks on rear and front I/O panel. When you plug into
a device at an audio jack, a dialogue window will pop up asking you which device is
current connected.
Auto popup dialog
When you plug into a device at an audio jack, a dialogue window will pop up asking you
which device is current connected.
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Important
The pictures above for reference only and may vary from the product you purchased.
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