Sony PCG-NV290 - Manual (Page 135)

Using Speakers
135
To adjust the volume using the volume dial control
❑ Rotate the volume dial control clockwise to increase the volume.
❑ Rotate the volume dial control counterclockwise to decrease the volume.
When you use the Volume icon to increase the volume you also increase the
volume dial control volume. Unlike the Volume icon, the volume dial control
adjusts only the sound level from the speakers or headphones.
Enabling the audio feature
If you do not hear sound when playing a CD or DVD, you may need to enable the
audio feature.
To enable the audio feature
1 Click Start on the Windows® taskbar, and click Control Panel.
2 Click Performance and Maintenance, and click System. The System
Properties window appears.
3 Select the Hardware tab, and click Device Manager. The Device Manager
window, which lists the hardware devices, appears.
4 Double-click DVD/CD-ROM drives.
5 Double-click the listed drive name, and click the Properties tab.
6 Click the Enable digital CD audio for this CD-ROM device check box if it
is not already selected.
Frequently asked questions
Why won’t my speakers work?
❑ Make sure the speakers are properly connected and the volume is turned up
loud enough to hear sound.
❑ Your speakers may not be designed for computer use.
❑ If the speakers have a mute button, set the button to off.
✍
The volume dial control will work only when the Volume icon is set to an audible
level.