Sony PCV-RZ49 - Manual (Page 79)

Troubleshooting
79
Why can’t I hear sound when using the SP/DIF option for
digital output?
If your computer has a preinstalled Sound Blaster Audigy ES sound card
*
, the
Play Control settings must be changed to support digital sound. Follow these
steps to change the settings:
1 From the Windows taskbar notification area, double-click on .
The Play Control dialog box appears.
2 Click Options, and then click Advanced Controls. Click the Advanced
button.
The Advanced Controls for Play Control dialog box appears.
3 In the Other Controls box, click to select the option, 1 Digital Output
Only.
4 Click Close, and then close the Play Control dialog box.
* The Sound Blaster Audigy ES sound card is available with certain VAIO® computers. See your online
Specifications sheet for information about your computer’s hardware configuration.
✍
If you plan to use your own speaker system, you may experience some difficulty using
the mute feature during DVD playback. Use the mute function of your speaker system
instead of the keyboard or software program functions.