Dell Inspiron 1720 (Mid 2007) - Manual (Page 78)

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Using Multimedia
Enabling S/PDIF Digital Audio
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.
Enabling the Display Settings for a TV
NOTE:
To ensure that the display options appear correctly, connect the TV to the
computer before you enable the display settings.
1 Click Start , click Control Panel, and then click Appearance and
Personalization.
2 Under Personalization, click Adjust Screen Resolution.
The Display Properties window appears.
3 Click Advanced.
4 Click the tab for your video card.
NOTE:
To determine the type of video card installed in your computer, see
Windows Help and Support. To access Help and Support, click Start
→
Help
and Support. Under Pick a Task, click Use Tools to view your computer information
and diagnose problems. Then, under My Computer Information, select Hardware.
5 In the display devices section, select the appropriate option for using
either a single display or multiple displays, ensuring that the display
settings are correct for your selection.