When you press the power button on a Windows XP Media Center Edition 2005-based computer, the computer may not respond as expected (909313)

SYMPTOMS

Consider the following scenario:

You are using a Microsoft Windows XP Media Center Edition 2005-based computer.
You have selected an option in the When I press the power button on my computer list on the Advanced tab of the Power Options Properties dialog box.
You have put the computer in Away mode.
You press the power button on the computer.

In this scenario, the computer may not respond as expected.

For example, when you press the power button, the computer may not shut down even though you selected the Shutdown setting in the When I press the power button on my computer list.

Note To open the Power Options Properties dialog box, click Start, click Run, type powercfg.cpl, and then click OK. Click the Advanced tab to see the When I press the power button on my computer list.

CAUSE

This behavior occurs because Away mode affects the behavior of the power button. For example, when you press the power button and the computer is in Away mode, the behavior that is listed in the following table occurs.

Setting in the When I press the power button my computer list	Action	Expected behavior
Shutdown	You press the power button when Live TV is playing.	The computer wakes up from Away mode.
Shutdown	You press the power button when Live TV is not playing.	The computer wakes up from Away mode and then shuts down.
Standby or Hibernate	You press the power button.	The computer wakes up from Away mode.
Ask me what to do or Do nothing	You press the power button.	The computer does not wake up from Away mode.

MORE INFORMATION

Away mode is not installed as part of Update Rollup 2 for Windows XP Media Center Edition 2005. Away mode is available only if the following conditions are true:

The Away mode component was preinstalled by an Original Equipment Manufacturer (OEM) or system builder.
The Away mode component was preinstalled on a new Windows XP Media Center Edition 2005-based computer that supports Away mode technology.

For more information about Away mode, click the following article number to view the article in the Microsoft Knowledge Base:

902437 Description of the new Away mode for Windows XP Media Center Edition 2005

Media Center Technical Support

Because Microsoft Windows XP Media Center Edition was included with your hardware device or system, the hardware manufacturer provides technical support and assistance for this software. Your manufacturer may have customized the installation with unique components such as specific device drivers and optional settings to maximize the performance of that manufacturer's hardware. If you require technical help with Windows XP Media Center Edition, contact your manufacturer directly because the manufacturer is best qualified to support the software that the manufacturer has installed on the hardware.

You can also visit the Windows XP Media Center Edition product information Web site at the following Microsoft Web site: http://www.microsoft.com/windowsxp/mediacenter/