2.7 Using the Audio Function
Connecting Audio Devices
Your Notebook PC is equipped with a audio subsystem. However, you can also connect the external audio devices for a better audio quality when enjoy- ing your music and movie on the computer. The audio-out jack allows you to connect the speakers and headphones; the microphone jack allows you to connect the external microphone.
Volume Control
Double-click the Volume Control icon on the taskbar, and the Master Volume dialog box will appear as shown below. You can move the slide bar to adjust the volume.