Microsoft KB Archive/932693

= The volume does not change when you try to use the volume keys on a Wireless Optical Desktop keyboard =

Article ID: 932693

Article Last Modified on 2/21/2007

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APPLIES TO


 * Microsoft Wireless Optical Desktop Elite
 * Microsoft Wireless Optical Desktop 1000

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SYMPTOMS
When you try to use the volume keys on a Microsoft Wireless Optical Desktop keyboard, the volume does not change.



CAUSE
This behavior occurs when there is a problem with the sound drivers.



RESOLUTION
To resolve this behavior, obtain and install the latest version of the driver for the sound card that you are using. To do this, contact the sound card hardware manufacturer. For information about how to contact the manufacturer of your video adapter or sound card, see the &quot;References&quot; section.

To see whether applicable driver updates are available, visit the following Microsoft Windows Update Web site:

http://windowsupdate.microsoft.com

To determine the name and the provider of your sound driver on Microsoft Windows XP, follow these steps:
 * 1) Click Start, click Run, type dxdiag in the Open box, and then click OK.
 * 2) Click the Sound tab.
 * 3) Under Device, look for Name. Under Driver, look for Provider.
 * 4) Click Exit.

To determine the name and provider of your sound driver on Windows Vista, follow these steps:
 * 1) Open the Direct X Diagnostic Tool. To do this, click Startvistastartbutton.jpg], type dxdiag in the Start Search box, and then click dxdiag.exe in the Programs list.
 * 2) Click the Sound tab.
 * 3) Under Device, look for Name. Under Drivers, look for Provider.
 * 4) Click Exit.

