Microsoft KB Archive/937035

= You can use a High Definition Audio controller to wake a Windows Vista-based computer from sleep or from hibernation =

Article ID: 937035

Article Last Modified on 10/31/2007

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APPLIES TO


 * Windows Vista Ultimate
 * Windows Vista Enterprise
 * Windows Vista Business
 * Windows Vista Home Premium
 * Windows Vista Home Basic
 * Windows Vista Starter
 * Windows Vista Ultimate 64-bit Edition
 * Windows Vista Enterprise 64-bit Edition
 * Windows Vista Business 64-bit Edition
 * Windows Vista Home Premium 64-bit Edition

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SUMMARY
Windows Vista includes a feature that enables a High Definition Audio controller to wake the computer from sleep or from hibernation.

Note This feature consumes a very small amount of additional power while the computer is asleep or in hibernation.



MORE INFORMATION
If you have no need for this feature, you can disable it. If you disable this feature, you may conserve a very small amount of battery power while the computer is asleep or in hibernation.

To disable this feature, follow these steps:
 * 1) Click Startvistastartbutton.jpg], type Device Manager in the Start Search box, and then click Device Manager in the Programs list.

If you are prompted for an administrator password or for confirmation, type your password, or click Continue.
 * 1) In Device Manager, expand System Devices.
 * 2) Right-click the High Definition Audio device in question, and then click Properties.
 * 3) Click the Power Management tab.
 * 4) Click to clear the Allow this device to wake the computer check box, and then click OK.

Keywords: kbinfo kbtshoot kbexpertisebeginner KB937035

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