Sony PCG-GRX700P - Manual (Page 125)

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 then click Control Panel, Performance and Maintenance, and System.
The System Properties dialog box appears.
As a shortcut, you can press Fn + the Windows key + Insert to open the System Properties dialog box.
2. Select the Hardware tab, and in the Device Manager box, click Device Manager. A window with a listing of the
computer's hardware devices appears.
3. Double-click the name of the optical drive to open the submenu.
4. Double-click the listed drive name, and select the Properties tab.
5. Click to select the Enable digital CD audio for this CD-ROM device check box if it is not already selected.
6. Click OK.
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