Article ID: 312370 - View products that this article applies to.
You may experience any of the following symptoms:
These symptoms occur because Windows XP does not include support for EHCI host controllers.
To resolve this problem, obtain the latest service pack for Windows XP. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/322389/ )How to obtain the latest Windows XP service pack
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows XP Service Pack 1.