Revision : 01 -------------------------------------------------------------------------------- Software name Intel USB 3.0 Driver Support models ThinkPad X240, X240s Operating Systems Microsoft Windows 7 32-bit, 64-bit Refer to marketing materials to find out what computer models support which Operating Systems. Version 2.5.1.28 Support device Intel USB 3.0 -------------------------------------------------------------------------------- WHAT THIS PACKAGE DOES This package installs the software which detects and reconfigures the following devices. Device name Device name in the Device Manager ------------- ------------------------------------------- Intel USB 3.0 Intel(R) USB 3.0 eXtensible Host Controller Refer to marketing materials to find out what computer models support which devices. If this package has been installed, updating (overwrite-installing) this package will fix problems, add new functions, or expand functions as noted below. This program is language independent and can be used with any language system. -------------------------------------------------------------------------------- CHANGES IN THIS RELEASE Version 2.5.1.28 This is the initial release. [Important updates] Nothing. [New functions or enhancements] Nothing. [Problem fixes] Nothing. -------------------------------------------------------------------------------- DETERMINING WHICH VERSION IS INSTALLED 1. Select Start. 2. Right-click/Press and hold Computer, and then select Properties. 3. At the left pane, select Device Manager. 4. Double-click/Double-tap Universal Serial Bus Controllers category. 5. Double-click/Double-tap Intel USB 3.0 eXtensible Host Controller. 6. Select the Driver tab. 7. Check Driver Version. -------------------------------------------------------------------------------- NOTES - This software can work correctly on Lenovo computers listed above. - If you use the Product Recovery function shipped with your computer to restore the Windows preload environment, you do not need this package. This package is required when you install Windows Operating Systems without the Product Recovery function. -------------------------------------------------------------------------------- INSTALLATION INSTRUCTIONS Note: - 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. Select 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, select Save. 4. Choose the folder you would like to download the file to, and select Save. 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 5. Make sure to be logged on with an administrator account. 6. Locate the folder where the file was downloaded. 7. Locate the file that was downloaded and double-click/double-tap it. 8. Follow the instructions on the screen. 9. In the Select Destination Location window, select Next. If you would like to select a different folder, select Browse. 10. In the Ready to Install window, select Install. All the necessary files will be extracted to the folder selected in the step 9. Installing files 11. Make sure the checkbox next to "Install ..... now" is checked and select Finish. 12. Follow the instructions on the screen to complete installation and restart the computer. Finally delete the file saved in the step 4. Unattended Install This is for system administrators' use only. 1. Refer to the Manual Install section, and download and extract the file. 2. In the step 11 of the Installing files section, uncheck the checkbox next to "Install ..... now", and then select Finish to cancel installation. 3. At the command line, execute setup.exe with the -s option. Example: [Path where the files were extracted]\setup -s -------------------------------------------------------------------------------- UNINSTALLATION INSTRUCTIONS Note: - Uninstallation of the Intel USB 3.0 eXtensible Host Controller driver through the Device Manager is not a supported method and it's not validated. Do not uninstall the Intel USB 3.0 eXtensible Host Controller driver through the Device Manager. 1. Select Start, then select Control Panel. 2. Make sure "View by Category" is selected, and select Uninstall a program. 3. Select Organize, select Layout, then select Details Pane. The Details Pane will be shown at the bottom of screen. 4. Select Intel USB 3.0 eXtensible Host Controller Driver, and select Uninstall or Uninstall/Change. 5. Follow the instructions on the screen to complete uninstallation and restart the computer. -------------------------------------------------------------------------------- VERSION INFORMATION The following versions have been released to date. Version Rev. Issue Date -------- ---- ---------- 2.5.1.28 01 2013/09/20 Note: Revision number (Rev.) is for administrative purpose of this README document and is not related to software version. There is no need to upgrade this software when the revision number changes. To check the version of software, refer to the Determining which version is installed section. Summary of Changes Where: < > Version number [Important] Important update (New) New function or enhancement (Fix) Correction to existing function <2.5.1.28> - (New) Initial release for ThinkPad X240,X240s. -------------------------------------------------------------------------------- LIMITATIONS Nothing. -------------------------------------------------------------------------------- TRADEMARKS * Lenovo and ThinkPad are registered trademarks of Lenovo. * Intel is a registered trademark of Intel Corporation. * Microsoft and Windows are registered trademarks of Microsoft Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.