This package provides the update utility of the following Intel Management Engine software.

• Management Engine Firmware

	Supported ThinkPad Systems
	Supported Operating Systems
	Summary of Changes
	Installation Instructions
	Determining which Version is Installed

Supported ThinkPad systems:

• T420, T420i, T420s, T420si
• T520, T520i
• W520
• X1, X1 Hybrid
• X220, X220i, X220 Tablet, X220i Tablet

• Microsoft Windows 8 32-bit, 64-bit

Where:

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

Version 7.1.52.1176

• (New) Added support for Windows 8.

Note:
Please refer to the README file under the "File details" section for a complete list of changes fixed by this driver update.

Notes:

• 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 Determining Which Version is Installed section.
• You may need to confirm with your IT administrator if you need to update Management Engine Firmware.
• Before updating Management Engine Firmware, make sure to connect an AC power and fully charged battery pack to your system.
• You cannot down grade Management Engine Firmware version to any older version.

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]

5. Make sure to be logged on with administrative account.
6. Locate the directory where the file was downloaded.
7. Locate the file that was downloaded and double-click it.
8. Follow the instructions on the screen.
9. In the "Select Destination Location" window, click Next. If you would like to select a different folder, click Browse.
10. 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]

11. Open a Command Prompt with the following steps.
    [Windows 8]
    1. Hold down the Windows logo key and press X to open a menu at the
       lower-left area of the screen.
    2. Click Command Prompt (Admin) from the menu, and click "Yes".
12. In the Command Prompt, type the following command and press Enter.
    [Path where the files were extracted]\MEUPDATE.CMD
    Example: C:\DRIVERS\WIN\ME\MEUPDATE.CMD
13. Read the warning on the display, and press Y or N. If you press Y, ME updating will progress.
14. Read the notice on the display, and press Enter. Wait for about 3 minutes until the message "Update finished successfully"
    is displayed.
15. Close the Command Prompt window, and then shut down the computer.

Finally delete the file saved in the step 4.

To check the version of software, please perform the following steps:

1. Make sure to be logged on with an administrator account.
2. Refer to the "Manual Update" section, and download and extract the file.
3. Open a Command Prompt with the following steps.
   [Windows 8]
   1. Hold down the Windows logo key and press X to open a menu at the
      lower-left area of the screen.
   2. Click Command Prompt (Admin) from the menu, and click "Yes".
4. In the Command Prompt, type the following command and press Enter.
   [Path where the files were extracted]\MEInfoWin.exe
   Example: C:\DRIVERS\WIN\ME\MEInfoWin.exe
   The following information will be displayed.
   
   Example:
   
   Intel® MEInfo Version: 7.1.50.1166
   Copyright(C) 2005-2010, Intel Corporation. All rights reserved.
   
   Intel® Manageability and Security Application code versions:
   BIOS Version: xxxxxxWW (x.xx )
   MEBx Version: 7.0.0.61
   Gbe Version: 1.3
   VendorID: 8086
   PCH Version: 4
   FW Version: 7.1.52.1176 <---
   UNS Version: 7.1.2.1043
   LMS Version: 7.1.2.1043
   MEI Driver Version: 7.0.0.1144
   Wireless Hardware Version: 1.1.85
   Wireless Driver Version: 14.0.0.112
5. Note "FW Version", and refer to the Determining Which Version is Installed section to check the installed version.
   
   If you see any errors, check Device Manager to see if the following device drivers are installed on the system:
   
   System devices
   Intel® Management Engine Interface
   
   If not installed, install using the following packages:
   Intel Management Engine Interface 7.1 and Serial Over LAN (SOL) Driver.