Article ID: 306580 - View products that this article applies to.
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IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/256986/EN-US/ )Description of the Microsoft Windows Registry
When you are using a notebook computer that employs the Intel 440MX chipset and an AC'97 soft modem, you may experience the following symptom with Windows XP:
To resolve this problem, obtain the latest service pack for Windows XP. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
322389There are three steps needed to correct this issue:
(http://support.microsoft.com/kb/322389/EN-US/ )How to Obtain the Latest Windows XP Service Pack
The English version of this fix should have the following file attributes or later:
Download the "Intel Pentium III Processor Update" now
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Date Time Version Size File name -------------------------------------------------- 29-Aug-2001 15:57 5.1.2600.10 37,248 P3.sys 29-Aug-2001 16:20 1,521 P3qfe.inf
Enabling the New Driver to Use SpeedStep TechnologyWARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.
After you install the fix from the Microsoft Windows Update Web site, you must make the following registry change:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows XP Service Pack 1.