YAYKON PRIME-845A6 User Manual page 22

Select"YES" to continue
Select"Finish"to complete the installation
6-Channel Sound Output Support
Please follow the steps below for operation（optional） ：
1.After install sound driver，click "Sound effect"， "AC97 Audio
configuration"options；
2.Click "Sound configuration"，select "6 Channel mode for 5.1 speakers
output" options。
3.Click "Sound effect" menu "Environment"，you must choose one Sound
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