AVERATEC B2 Series User Manual page 29

Note
Connecting the speakers will cause a window to appear confirming detection of the device.
When configured for 5.1 audio speaker setup, the MICROPHONE, LINE-IN and LINE-OUT all function
as INPUT JACKS).
To use multi-channel speakers you should verify that the sound setting is adjusted correctly. To set the multi-channel
speakers, follow these steps.
1. Double click Realtek HD Audio Manager icon.
2. Click Speaker Configuration tab and click 5.1 speaker.
Chapter 2 Getting Started 18