Revision : 01 -------------------------------------------------------------------------------- Software name BIOS Update Utility Support models ThinkPad T420, T420i Operating Systems Microsoft Windows 7 32-bit, 64-bit Microsoft Windows Vista 32-bit, 64-bit Microsoft Windows XP Professional SP3 Refer to marketing materials to find out what computer models support which Operating Systems. Version 1.29 -------------------------------------------------------------------------------- WHAT THIS PACKAGE DOES This package updates the UEFI BIOS (including system program and Embedded Controller program) stored in the ThinkPad computer to 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 1.29 [Important updates] Nothing. [New functions or enhancements] - Added support for the Resetting of the Cryptographic Key for Full Disk Encryption (FDE) Hard Drives (HD) and Erasing of the Solid State Drive (SSD). [Problem fixes] Nothing. -------------------------------------------------------------------------------- KNOWN LIMITATIONS - After backing up a Windows XP system to a hard drive connected to the e-SATA port through Rescue and Recovery, when attempting to restore the backup image from the e-SATA hard drive through Rescue and Recovery, a blue screen error occurs. Rescue and Recovery can not access the e-SATA hard drive. -------------------------------------------------------------------------------- DETERMINING WHICH VERSION IS INSTALLED There are two ways to check the UEFI BIOS version and BIOS ID. [Checking on Windows] Windows 7/Vista: 1. Click Start, click All Programs or Programs, click Accessories, click System Tools and then click System Information. - or - Click Start, type msinfo32 in the Start Search box and then click msinfo32 in the Programs list. 2. On the System Information window, make sure System Summary is selected in the left side of the window. 3. Locate the BIOS version/date line in the right side of the window. "LENOVO BIOS ID (BIOS version), date" will be shown. If you are prompted for an administrator password or confirmation, type your password, or click Continue. Windows XP: 1. Click Start, click All programs, click Accessories, click System Tools and then click System Information. - or - Click Start, click Run, type msinfo32 in the Open box and then click OK. 2. On the System Information window, make sure System Summary is selected in the left side of the window. 3. Locate the BIOS version/date line in the right side of the window. "LENOVO BIOS ID (BIOS version), date" will be shown. [Checking on ThinkPad Setup] 1. Turn off the computer. 2. Turn on the computer. 3. While the "To interrupt normal startup, press the blue ThinkVantage button" message is displayed at the lower-left area of the screen, press the F1 key. The ThinkPad Setup menu will be displayed. If a password prompt appears, type the correct password. 4. Locate the UEFI BIOS Version line and Embedded Controller Version line. "UEFI BIOS version (BIOS ID)" will be shown on the UEFI BIOS Version line. 5. Turn off the computer. -------------------------------------------------------------------------------- NOTES Nothing. -------------------------------------------------------------------------------- UPDATING THE UEFI BIOS Notes: - If your computer runs satisfactorily now, it may not be necessary to update the UEFI BIOS. To determine if you should update the UEFI BIOS, refer to the Version Information section. - You need an AC adapter and a charged battery pack. - Remove the Power-on password prior to updating the UEFI BIOS in the remote deployment environments. Attention: Do not turn off or suspend the computer until the update has been completed. IF YOU DO THAT WHILE THE UPDATE IS STILL IN PROGRESS, THE SYSTEM BOARD MAY HAVE TO BE REPLACED. Manual Update 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 Save. 4. Choose the folder you would like to download the file to and click 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 on the target computer. 6. Make sure the AC adapter is firmly connected to the target computer. 7. Locate the folder where the file was downloaded. 8. Locate the file that was downloaded and double-click it. 9. Follow the instructions on the screen. 10. In the Select Destination Location window, click Next. If you would like to select a different folder, click Browse. 11. In the Ready to Install window, click Install. All the necessary files will be extracted to the folder selected in the step 10. Updating the UEFI BIOS 12. Make sure the checkbox next to "Install ..... now" is checked and click Finish. 13. Follow the instructions on the screen. 14. Select 'Update ThinkPad BIOS' and follow the instructions on the screen. 15. After the update has been completed, the program shows a message 'Flash Update has been successfully completed...'. Follow the instructions on the screen to restart the computer. Finally delete the file saved in the step 4. Unattended Update This is for system administrators' use only. 1. Refer to the Manual Update section, and download and extract the file. 2. In the step 12 of the Installing files section, uncheck the checkbox next to "Install ..... now", and then click Finish to cancel installation. 3. At the command line, execute WINUPTP.EXE with the -s option. Example: [Path where the files were extracted]\WINUPTP -s To view the update result, refer to the WINUPTP.log file created at the same directory of the package. -------------------------------------------------------------------------------- INITIALIZING UEFI BIOS UEFI BIOS Initialization is suggested for some problems. To initialize the UEFI BIOS settings: 1. Turn off the computer. 2. Turn on the computer. 3. While the "To interrupt normal startup, press the blue ThinkVantage button" message is displayed at the lower-left area of the screen, press the F1 key. The ThinkPad Setup menu will be displayed. If a password prompt appears, type the correct password. 4. Press the F9 key to load default configuration. 5. Select Yes. 6. Press the F10 key to save default configuration and exit. 7. Select Yes. 8. Restart the computer. Note: After initialization you may need to reapply some settings that you had changed previously. -------------------------------------------------------------------------------- VERSION INFORMATION The following versions of UEFI BIOS and ECP (Embedded Controller Program) have been released to date. Package UEFI BIOS (BIOS ID) ECP (ECP ID) Rev. Issue Date ------- --------------------- ---------------- ---- --------------- 1.29 1.29 (83ET59WW) 1.08 (83HT24WW) 01 2011/06/10 1.08 (8WHT24WW) 1.28 1.28 (83ET58WW) 1.08 (83HT24WW) 01 2011/06/03 1.08 (8WHT24WW) 1.27 1.27 (83ET57WW) 1.08 (83HT24WW) 01 2011/05/24 1.08 (8WHT24WW) ------- --------------------- ---------------- ---- --------------- 1.26 1.26 (83ET56WW) 1.08 (83HT24WW) 01 2011/05/17 1.23 1.23 (83ET53WW) 1.07 (83HT23WW) 01 2011/04/21 1.22 1.22 (83ET52WW) 1.07 (83HT23WW) 01 2011/03/31 1.21 1.21 (83ET51WW) 1.07 (83HT23WW) For preload use 1.16 1.16 (83ET46WW) 1.07 (83HT23WW) 01 2011/03/11 1.15 1.15 (83ET45WW) 1.06 (83HT22WW) 01 2011/03/08 1.14 1.14 (83ET44WW) 1.05 (83HT21WW) For preload use 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 UEFI BIOS and Embedded Controller Program, refer to the Determining which version is installed section. Summary of Changes Where: < > Package version UEFI: UEFI BIOS version ECP: Embedded Controller Program version [Important] Important update (New) New function or enhancement (Fix) Correction to existing function <1.29> UEFI: 1.29 / ECP: 1.08 - (New) Added support for the Resetting of the Cryptographic Key for Full Disk Encryption (FDE) Hard Drives (HD) and Erasing of the Solid State Drive (SSD). <1.28> UEFI: 1.28 / ECP: 1.08 - (Fix) Fixed an issue where the Intel TXT feature might not be enabled when the Security Chip was activated and the Intel TXT feature was enabled at the same time by ThinkPad BIOS Settings Windows program. - (Fix) Fixed an issue where the Bluetooth wireless status indicator might be changed after running Windows WMI script. <1.27> UEFI: 1.27 / ECP: 1.08 - (New) Added support for a new type of the Embedded Controller. - (Fix) Fixed an issue where the expected machine serial number might not be stored in the serial number field of SMBIOS type 3 structure. - (Fix) Fixed an issue where the VRAM size was allocated to fixed 128MB, not up to 1GB with the Intel graphics mode on Windows XP. - (Fix) Fixed an issue where some system settings could not be changed by Windows WMI script. <1.26> UEFI: 1.26 / ECP: 1.08 - (New) Updated Computrace ROM to version 80.895. - (Fix) Fixed an issue where some security settings in ThinkPad Setup could not be changed by Windows WMI script. - (Fix) Fixed an issue where the computer might not be booted from the hard disk with Linux installed if there was no active partition there. - (Fix) Fixed an issue where the computer with large-capacity memory installed might fail to resume normal operation from standby/sleep state. - (Fix) Fixed an issue where a particular AC adapter might not be detected. <1.23> UEFI: 1.23 / ECP: 1.07 - (New) Added support for Microsoft Windows Vista 32-bit, 64-bit. - (New) Added support for the Intel Pentium CPU models. <1.22> UEFI: 1.22 / ECP: 1.07 - (Fix) Fixed an issue where specific CPU models might fail to resume normal operation from standby/sleep state. <1.21> UEFI: 1.21 / ECP: 1.07 - (New) Added support for the mSATA preload model. - (New) Added support for the function to configure Boot Priority Order via WMI interface. - (Fix) Fixed an issue where OS boot might fail from the CD. <1.16> UEFI: 1.16 / ECP: 1.07 - (New) Added support for the Intel i3-2310M CPU model. <1.15> UEFI: 1.15 / ECP: 1.06 - (New) Added support for ThinkPad T420,T420i NVIDIA NVS 4200M installed models. <1.14> UEFI: 1.14 / ECP: 1.05 - (New) Initial release for ThinkPad T420,T420i. -------------------------------------------------------------------------------- UEFI BIOS INFORMATION Memory Map Information ---------------------- Reserved Area: The following conventional memory addresses are reserved by the UEFI BIOS and others. Intel HD Graphics model and NVIDIA NVS 4200M installed model C0000-CFFFF : Reserved for Video BIOS D0000-D0FFF : Reserved for Option ROM of Ethernet (*a) E0000-FFFFF : Reserved for System BIOS NVIDIA NVS 4200M installed model (Discrete Graphics mode) C0000-CEDFF : Reserved for Video BIOS D0000-D0FFF : Reserved for Option ROM of Ethernet (*a) E0000-FFFFF : Reserved for System BIOS *a: This area will be released in case of Ethernet LAN Option ROM was NOT used at system boot. Usable Area: The following memory address can be used by the memory manager such as EMM386. Intel HD Graphics model and NVIDIA NVS 4200M installed model D0000-DFFFF or D1000-DFFFF (*b) NVIDIA NVS 4200M installed model (Discrete Graphics mode) CEF00-CFFFF D0000-DFFFF or D1000-DFFFF (*b) *b: Memory address will be changed to D1000-DFFFF when Ethernet LAN Option ROM was used at system boot. Note: Certain addresses in this area will be reserved for optional devices by Operating Systems. The addresses vary and depend on the design of each Operating System. -------------------------------------------------------------------------------- LIMITATIONS Nothing. -------------------------------------------------------------------------------- TRADEMARKS * Lenovo, ThinkPad and ThinkVantage are registered trademarks of Lenovo. * Rescue and Recovery is a trademark of Lenovo. * Absolute and Computrace are registered trademarks of Absolute Software Corporation. * Intel and Pentium are registered trademarks of Intel Corporation. * Microsoft, Windows and Windows Vista are registered trademarks of Microsoft Corporation. * NVIDIA is a registered trademark of NVIDIA Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.