Revision : 01 -------------------------------------------------------------------------------- Software name BIOS Update CD (ISO image file for bootable CD) Support models ThinkPad L412 ThinkPad L512 Operating Systems Microsoft Windows 7 32-bit, 64-bit Microsoft Windows Vista 32-bit, 64-bit Microsoft Windows XP Professional Refer to marketing materials to find out what computer models support which Operating Systems. Version 1.29 -------------------------------------------------------------------------------- WHAT THIS PACKAGE DOES This package provides the ISO image file of BIOS which is compatible with CD/DVD writing software to create the CD/DVD for the BIOS update. Hereafter the CD/DVD for the BIOS update is called as "BIOS Update CD". The BIOS Update CD can boot the computer disregarding the operating systems and update the 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. For that purpose, it is necessary to have the CD/DVD writing software (with CD/DVD creation function from the ISO image file) prepared separately. Also, any one of the following types of CD-RW, CD-RW & DVD Combo, DVD, DVD Multi or other optical drives should be prepared. (Hereafter these drives are called as "optical drive".) - ThinkPad internal - USB 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] Nothing. [Problem fixes] - Fixed an issue where the Windows Vista/XP logon screen was not displayed on the external display when the lid was closed with the Intel HD Graphics models. -------------------------------------------------------------------------------- DETERMINING WHICH VERSION IS INSTALLED 1. Turn off the computer. 2. Turn on the computer. 3. While the "To interrupt normal startup, press Enter" message is displayed at the lower-left area of the screen, press the F1 key. The BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 4. Check the BIOS Version and Embedded Controller Version. 5. Turn off the computer. -------------------------------------------------------------------------------- NOTES - If you encounter system hang-up, try to remove the AC adapter and battery from the computer and then attach them to the computer again, then see how it works. - You should install the CD/DVD writing software which supports CD/DVD creation function from the ISO image file to create the BIOS Update CD. - To boot the computer from the BIOS Update CD, you should have any one of the following types of optical drives. - ThinkPad internal - USB Any other types (ExpressCard or others) are not supported. - To boot the computer from the BIOS Update CD, you may need to change the boot device setting in your ThinkPad computer. Refer to the "Prepare boot device" section in this document. - The contents of the BIOS Update CD can not be shown by Windows Explorer. - If you use Windows Vista, before applying this BIOS into the system, you should install Windows Vista KB 937500. The information of KB937500 is located in the following Microsoft's site. http://support.microsoft.com/kb/937500/en-us To verify if KB937500 is installed properly, 1. Click Start, then click Control Panel. 2. Find 'Programs and Features' and click. If this option does not exist on the window, choose Classic View to find it. 3. On 'Tasks' pane, click on "View installed updates". 4. Verify that KB937500 is included in the list of installed updates. -------------------------------------------------------------------------------- CREATING THE BIOS UPDATE CD 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. Creating BIOS Update CD 5. Prepare a computer with an optical drive installed and a blank CD/DVD disc, and make sure the CD/DVD writing software is installed into the computer. 6. Locate the folder where the file was downloaded. 7. Locate the file ending in ".ISO" that was downloaded, then double-click it. A writing software will open. 8. Follow the instructions on the screen to finish writing and complete creating BIOS Update CD. Finally delete the file saved in the step 4. -------------------------------------------------------------------------------- PREPARING THE BOOT DEVICE Confirm that an optical drive is in the boot device list of your BIOS setup. 1. Power off the computer. 2. Power on the computer. 3. While the "To interrupt normal startup, press Enter" message is displayed at the lower-left area of the screen, press the F1 key. The BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 4. Choose "Startup" from the menu. 5. Choose "Boot" from the menu. Note the current boot priority order for restoration later if you need to modify your boot list. 6. In "Boot Priority Order", make sure the following device is on top of "ATA HDD0". - "ATAPI CD0" (when using the ThinkPad internal optical drive) - "USB CD" (when using a USB optical drive) 7. Press the F3 key to exit, or press the F10 key to save the new setup and then select Yes. 8. Restart the computer. -------------------------------------------------------------------------------- UPDATING THE BIOS Notes: - If your computer runs satisfactorily now, it may not be necessary to update the BIOS. To determine if you should update the BIOS, refer to the Version Information section. - You need an AC adapter, a charged battery pack and any one of the following types of optical drives. - ThinkPad internal - USB - If your computer is attached to any kind of port replicator or dock, turn off the computer and detach it before proceeding. - Remove the Power-on password prior to updating the BIOS in the RDM (Remote Deployment Manager) or similar environment. Attention: Do not turn off, suspend the computer or remove the BIOS UPDATE CD 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. 1. Firmly connect the AC adapter to the target computer. 2. Make sure your ThinkPad computer has an optical drive installed. 3. Insert the BIOS Update CD into the optical drive and turn on the computer. 4. Select Read this first from the menu and carefully read the information. 5. Press the Esc key to return to the menu. 6. Select Update system program and follow the instructions on the screen. 7. After the information panel appears, remove the BIOS Update CD from the optical drive then press the Enter key to restart the computer. -------------------------------------------------------------------------------- INITIALIZING BIOS BIOS Initialization is suggested for some problems. To initialize the BIOS settings: 1. Turn off the computer. 2. Turn on the computer. 3. While the "To interrupt normal startup, press Enter" message is displayed at the lower-left area of the screen, press the F1 key. The BIOS Setup Utility 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 BIOS and ECP (Embedded Controller Program) have been released to date. Package BIOS (BIOS ID) ECP (ECP ID) Rev. Issue Date --------- ---------------- ---------------- ---- ---------- 1.29 1.29 (81ET53WW) 1.14 (81HT31WW) 01 2011/05/02 1.28 1.28 (81ET52WW) 1.14 (81HT31WW) 01 2011/04/19 1.27 1.27 (81ET51WW) 1.12 (81HT29WW) 01 2011/03/11 1.25 1.25 (81ET49WW) 1.12 (81HT29WW) 01 2011/01/21 1.24 1.24 (81ET48WW) 1.11 (81HT28WW) 01 2010/12/17 1.21 1.21 (81ET45WW) 1.09 (81HT26WW) 01 2010/11/02 1.20 1.20 (81ET44WW) 1.09 (81HT26WW) 01 2010/10/04 1.19 1.19 (81ET43WW) 1.09 (81HT26WW) 01 2010/09/03 1.16 1.16 (81ET40WW) 1.08 (81HT25WW) 01 2010/07/02 1.14-1.07 1.14 (81ET38WW) 1.07 (81HT24WW) 01 2010/05/31 1.07-1.04 1.07 (81ET31WW) 1.04 (81HT21WW) 01 2010/05/06 1.04-1.01 1.04 (81ET28WW) 1.01 (81HT18WW) 01 2010/04/06 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 BIOS and Embedded Controller Program, refer to the Determining which version is installed section. Summary of Changes Where: < > Package version BIOS: BIOS version ECP: Embedded Controller Program version [Important] Important update (New) New function or enhancement (Fix) Correction to existing function <1.29> BIOS: 1.29 / ECP: 1.14 - (Fix) Fixed an issue where the Windows Vista/XP logon screen was not displayed on the external display when the lid was closed with the Intel HD Graphics models. <1.28> BIOS: 1.28 / ECP: 1.14 - (Fix) Fixed an issue where any external monitor had blank screen until Windows start-up menu appeared when the lid was closed with the Intel HD Graphics models. - (Fix) Fixed an issue where the Alt key might be stuck down after pressing and holding the Fn, Alt, and PrtSc key, in that order, and then releasing all keys at the same time. - (Fix) Fixed an issue that might fail to go into standby/sleep state or resume normal operation from standby/sleep state. - (Fix) Fixed an issue where the correct version of Embedded Controller might not be displayed. - (Fix) Fixed an issue where the computer might not boot on PC-DOS. - (Fix) Fixed an issue where the external monitor might have blank screen when the computer resumed normal operation from standby/sleep state by using the external USB keyboard. <1.27> BIOS: 1.27 / ECP: 1.12 - (Fix) Fixed an issue where the video device might not be recognized after installing an additional memory. - (Fix) Fixed an issue where restarting the computer might be needed to refresh the Windows 7 Experience Index. - (Fix) Fixed an issue where the computer with McAfee Endpoint Encryption installed might fail to boot up when docked with the Docking Station (4337-10U). - (Fix) Fixed an issue where the computer might not be able to be switched back and forth between the screen display on both the LCD and external monitor in the extended desktop mode and others by the Fn+F7 key operation (display switching). <1.25> BIOS: 1.25 / ECP: 1.12 - (Fix) Fixed an issue where a beep sound might not be heard normally when resuming normal operation from standby/sleep or hibernation state on Windows 7 and Windows Vista. - (Fix) Fixed an issue where the LCD brightness setting by the brightness key might not work after restarting Windows Vista. <1.24> BIOS: 1.24 / ECP: 1.11 - (New) Added support for the function to power on the computer when the AC adapter was attached to the computer. - (New) Updated the Computrace ROM to the version 895. - (New) Updated the Video BIOS. - (Fix) Fixed an issue where the LCD had dark brightness during the Windows logon screen on Windows XP. - (Fix) Fixed an issue where the LCD brightness were increased/decreased by two or three values when the Fn+Del/Home keys were pressed. - (Fix) Fixed an issue where the brightness On-Screen Display was not displayed when the brightness level was 0 or 15 on Windows Vista. - (Fix) Fixed an issue where the brightness On-Screen Display would change by pressing the Fn+Del/Home keys even when the brightness level was 0 or 15 on Windows Vista. - (Fix) Fixed an issue where audio playback by Windows Media Player would stop for a moment while ThinkVantage System Update was running. - (Fix) Fixed an issue where the Num Lock status icon would not change correctly by pressing the NmLk key or the Num Lock key on the external keyboard. <1.21> BIOS: 1.21 / ECP: 1.09 - (New) Expanded usable memory size (2.9-plus GB with 4 GB memory installed). <1.20> BIOS: 1.20 / ECP: 1.09 - (New) Updated CPU microcode (to MRC version 1.4). - (Fix) Fixed an issue where the LCD brightness were increased/decreased by two values every time the Fn+Del/Home keys were pressed. - (Fix) Fixed an issue where the computer would not reboot twice automatically after QCMOS tool completed playback. - (Fix) Fixed an issue where QCMOS tool did not capture and play back the setting of Intel Virtualization Technology. <1.19> BIOS: 1.19 / ECP: 1.09 - (New) Shortened boot completion time. - (New) Added support for the Wireless LAN adapter card (Intel Centrino Wireless-N 1000 1x2). - (New) Updated CPU microcode to support the C2 stepping CPU. - (Fix) Fixed an issue where the ThinkPad logo was not displayed correctly with a Dell L12140 monitor attached during the computer's start-up. - (Fix) Changed the color depth of ThinkPad logo displayed during the computer's start-up from 65536 to 256 colors. - (Fix) Removed the "Beep till the action is completed" option from Power Manager. - (Fix) Fixed an issue where the Event Viewer logged an ACPI error. - (Fix) Fixed an issue where the QCMOS tool did not capture and play back the supervisor password. - (Fix) Fixed an issue where the Alt key might be stuck down after holding down the right Alt key and pressing the PrtSc key and then releasing them. - (Fix) Corrected the supported Operating Systems by removing Microsoft Windows XP Home Edition. <1.16> BIOS: 1.16 / ECP: 1.08 - (New) Shortened boot completion time. - (Fix) Fixed an issue where the computer did not start when the Boot Display Device option of BIOS Setup Utility was set to Digital 1 or Digital 2 and a Dell 3008 monitor was attached to the DisplayPort of the Dock device. Note: Some black-and-white-banded patterns may be displayed on the screen of Dell 3008 monitor for a while after power-on, but that is not problem. - (Fix) Fixed an issue where eSATA devices could not be used when the SATA Mode option of BIOS Setup Utility was set to Compatibility. - (Fix) Fixed an issue where the computer could not start from the hard disk with DOS installed when "Network" was on top of "HDD" in the Boot Priority Order option of BIOS Setup Utility and the computer was booted from HDD, not Network. - (Fix) Fixed an issue where PXE boot might fail. - (Fix) Fixed an issue where the computer might hang if Power Manager was opened during the BIOS update with BIOS Update Utility. - (Fix) Fixed an issue where the computer might hang when it continued to work at 40 degrees Celsius. - (Fix) Fixed an issue where the computer might hang after updating the BIOS with BIOS Update Utility. <1.14-1.07> BIOS: 1.14 / ECP: 1.07 - (New) Changed the default setting of "Always On USB" option in the BIOS Setup Utility to Enabled. - (New) Added support for battery firmware update. - (New) Added the error message for incorrect Machine Type, Serial Number and UUID. - (New) Added support for the K0 stepping CPU (MCU:02). - (New) Improved thermal control. - (New) Added support for QCMOS tool. - (Fix) Fixed an issue where it took around 15 seconds to change the power source icon from AC to Battery after removing the AC adapter from the computer. - (Fix) Fixed an issue where the wireless switch might not work correctly for Bluetooth when the wireless switch was used in hibernation state. - (Fix) Fixed an issue where the computer might hang if McAfee Endpoint Encryption was installed. - (Fix) Fixed an issue where PXE boot might fail. <1.07-1.04> BIOS: 1.07 / ECP: 1.04 Note: If you encounter system hang-up, try to remove the AC adapter and battery from the computer and then attach them to the computer again, then see how it works. - (New) Added support for the 135W AC adapter as 90W AC adapter. - (Fix) Fixed an issue where the battery icon displayed in the lower right portion of the screen might turn white and display incorrect battery status. - (Fix) Fixed an issue where the brightness On-Screen Display was not displayed when the brightness level is 0 or 15. - (Fix) Fixed an issue where the computer might hang when updating the BIOS. - (Fix) Fixed an issue where the remaining battery charge might be shown as critical low when the computer was running with the AC adapter only and then the battery was attached to the computer. <1.04-1.01> BIOS: 1.04 / ECP: 1.01 - (New) Initial release for ThinkPad L412,L512. -------------------------------------------------------------------------------- LIMITATIONS Nothing. -------------------------------------------------------------------------------- TRADEMARKS * Lenovo, ThinkPad and ThinkVantage are registered trademarks of Lenovo. * Computrace and Absolute are registered trademarks of Absolute Software Corporation. * The Bluetooth word mark and logos are owned by the Bluetooth SIG, Inc. * Dell is a trademark of Dell Inc. * ExpressCard is a trademark of PCMCIA (Personal Computer Memory Card International Association). * Intel and Centrino are registered trademarks of Intel Corporation. * McAfee is a registered trademark of McAfee, Inc. * Microsoft, Windows and Windows Vista are registered trademarks of Microsoft Corporation. * VESA and DisplayPort are registered trademarks of the Video Electronics Standards Association. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.