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USB-based CD-ROM Drive Is Mapped to Multiple Drive Letters
Article ID: 830752 - View products that this article applies to.
When you start your Microsoft Windows XP-based computer, and you have a universal serial bus (USB)-based CD-ROM drive attached to the computer, the CD-ROM drive may be mapped to more than one drive letter.
Service pack informationTo resolve this problem, obtain the latest service pack for Microsoft Windows XP. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/322389/EN-US/ )How to obtain the latest Windows XP service pack
Hotfix informationA supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=supportNote The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language. The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
Windows XP Standard Edition
Date Time Version Size File name ----------------------------------------------------------- 11-Nov-2003 16:41 5.1.2600.1320 38,912 Mountmgr.sys
Windows XP 64-Bit Edition
Date Time Version Size File name ----------------------------------------------------------- 11-Nov-2003 16:41 5.1.2600.1320 142,464 Mountmgr.sys
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 Microsoft Windows XP Service Pack 2.
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the Standard Terminology That Is Used to Describe Microsoft Software Updates
This problem has been reported to occur with the Toshiba SS2010 series portable computer. The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.
Article ID: 830752 - Last Review: May 18, 2007 - Revision: 2.7