Enabling the sound
If you do not hear sound when playing a CD or DVD, the sound may be muted. Press the Mute button located above the keyboard. The Mute button toggles the audio output on and off. If you still cannot hear sound, 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.
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6.Click the Enable digital CD audio for this
1 The read/write drive letter designation may vary, depending on your system's hardware configuration.
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