Using Media Center Help
When you select the Help icon in Media Center, the Help Center window opens. From here you can access local help files located on your HP Digital Entertainment Center as well as help files found on the Internet.
The help categories are:
■Help: Find help on using Media Center from files located on your HP Digital Entertainment Center.
■Community: Visit Media Center forums and get help online.
■Tips: Go to the Microsoft Web site for helpful tips about using Media Center.
■Hardware: Find support information about your Media Center HP Digital Entertainment Center hardware.
Opening Media Center Help
1 Press the Media Center Start button 
on the remote control.
2Move the trackball to show the Media Center navigation bar, and then select the Help (?) icon from any window in Media Center.
3From the Help Center, select Help.
4When Media Center Help files appear, use your trackball, keyboard, or your remote control to select a help category.
5Select a help topic.
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When Media Center is open, you can also press F1 on the keyboard to open Media Center Help.
12Microsoft Windows XP Media Center Edition 2005 Reference Guide