Configuring sound for Windows Media Center
After you have installed, connected, and configured the speakers, use the following procedure to configure audio output for Windows Media Center:
1Tap the Windows Vista start button 
.
2Tap Windows Media Center.
3Scroll to the Tasks menu, tap settings, General, and then tap Windows Media Center Setup.
4Tap Set Up Your Speakers, and then tap Next.
5Select the type of cable that connects your speakers or audio receiver to your computer, and then tap Next.
6Select the number of speakers, and then tap Next.
7Tap Test to test the speakers.
8Tap Next when the test has completed.
9Tap Finish.
Using headphones
You can also use your headphones (purchased separately) by connecting them to the headphones connector on the left side of the computer. When the headphones connector is being used, the internal speakers and line out are muted.
Using the microphone array
Your HP TouchSmart PC comes with a
You can use the microphone from a distance of up to 2 feet
To adjust the volume:
1Tap the SoundMAX icon on the taskbar.
2Adjust the slider.
Using a headset
You cannot use a headset with two connectors (one for headphones and one for microphone). The HP TouchSmart PC does include a
Connecting MP3 players
You can connect a media player, such as an MP3 player, to the line in connector on the left side of the computer and play it through the internal speakers or added external speakers.
Connecting a Printer
You can connect a printer by using the USB connectors on the sides or back of the HP TouchSmart PC, or you can use a wireless printer.
NOTE: The HP TouchSmart PC does not support printers that require a parallel printer connector.