Dell Latitude D530 (Early 2008) - Manual (Page 77)

Using Multimedia 77
4 Click the DVD option.
5 Click the DVD Audio Setting icon.
6 Click the arrows beside the Speaker Configuration setting to scroll
through the options, and select the SPDIF option.
7 Click the Back button once, and then click the Back button again to
return to the main menu screen.
Enabling S/PDIF in the Windows Audio Driver
1 Double-click the speaker icon in the Windows notification area.
2 Click the Options menu and then click Advanced Controls.
3 Click Advanced.
4 Click S/PDIF Interface.
5 Click Close.
6 Click OK.
Setting Up the Cyberlink (CL) Headphones
NOTE: The CL headphone feature is available only if your computer has a DVD
drive.
If your computer has a DVD drive, you can enable digital audio for DVD
playback.
1 Launch the Cyberlink PowerDVD program.
2 Insert a DVD into the DVD drive.
If the DVD begins playing, click the stop button.
3 Click the Settings option.
4 Click the DVD option.
5 Click the DVD Audio Setting icon.
6 Click the arrows beside the Speaker Configuration setting to scroll
through the options, and select the Headphones option.
7 Click the arrows beside the Audio listening mode setting to scroll through
the options, and select the CL Headphone option.
8 Click the arrows beside the Dynamic range compression option to select
the most suitable option.