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Fix for USB 2.0 devices get slow after standby / hibernation when docked for Windows XP SP3 - ThinkPad T400s

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Fix for USB 2.0 devices get slow after standby/hibernation when docked
1001.38 KB
Windows XP (32-bit)
README for Fix for USB 2.0 devices get slow after standby/hibernation when docked

5.22 KB
Windows XP (32-bit)
This package contains a fix for an issue that USB 2.0 devices which are connected to the Docking Station get slow after resuming normal operation from standby or hibernation mode when the ThinkPad computer is docked with the Docking Station.

When this package is installed, the "Intel® ICH9 Family USB Universal Host Controller -2939" device is removed from Device Manager and disabled in the Device Manager to prevent the USB root hub reconnected to the host controller 2939 from under the USB2 enhanced host controller.

Supported ThinkPad system:
- T400s

Supported Operating System:
- Microsoft Windows XP SP3
Additional information
Summary of changes
Installation Instructions
Uninstallation Instructions


Summary of Changes


  • [Important] Important update
  • (New) New function or enhancement
  • (Fix) Correction to existing function

Version 2.0

  • (New) Removed support for ThinkPad T410i,T410s,T410si,T510i.
  • (New) Removed support for T410, T510, W510.
  • (New) Added support for ThinkPad T410i,T410s,T410si,T510i.
  • (New) Added support for T410, T510, W510
  • (New) Initial release.


Installation Instructions


  • If your computer runs satisfactorily now, it may not be necessary to update the software. To determine if you should update the software, refer to the Version Information section.
Manual Install

This section assumes to use Internet Explorer and Windows Explorer.

[Downloading file]

  1. Click once on the underlined file name. Once this is done, some pop-up windows will appear.
  2. Follow the instructions on the screen.
  3. In the window to choose Run or Save, click the Save button.
  4. Choose the folder you would like to download the file to and click the Save button. A different window will appear and the download will begin and complete. Once the download has completed, there may or may not be a message stating that the download completed successfully.

[Extracting file]

  1. Make sure to be logged on with administrative account.
  2. Locate the directory where the file was downloaded.
  3. Locate the file that was downloaded and double-click it.
  4. Follow the instructions on the screen.
  5. In the "Select Destination Location" window, click Next. If you would like to select a different folder, click Browse.
    A default folder is C:\SWTOOLS\OSFIXES\DSBLUHCI
  6. In the "Ready to Install" window, click Install. All the necessary files will be extracted to the folder selected in the step 9.

[Installing files]

  1. Locate the folder specified in step 9 from the Windows Explorer.
  2. Double click the inst file (inst.exe) from the Windows Explorer.
  3. Follow the instruction shown.

Finally delete the file saved in Step 4.

Uninstallation Instructions
Manual Uninstall
  1. Start Windows and logon with administrative privileges.
  2. Click Start, then right-click Command Prompt to choose Run as administrator.
  3. Move to the folder that this package was extracted to.
  4. Type the command below:
    inst.exe -u
  5. Restart the computer.

  • Alias ID: MIGR-73031, MIGR-73031-KR
  • Document ID:DS002152
  • Last Updated :23 Jun 2014
  • © 2015 Lenovo