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.

Notes:

• This package is compiled into an ISO format, which is compatible with CD writing software such as RecordNow!(*), and writable to a CD-R or a CD-RW disc.
• If your RecordNow! CD writing program does not have a "Burn Image" entry, please upgrade RecordNow!
• This program is language independent and can be used with any language system.

Use the links below to obtain the BIOS and Embedded Controller files in other file formats:

• BIOS Utility

	Supported Systems
	Supported Operating Systems
	Summary of Changes
	Notes
	Creating the BIOS update CD
	Update the BIOS
	Initializing the BIOS
	Determining which version is installed
	Memory information

• ThinkPad Edge E430, E430c
• ThinkPad Edge E530, E530c
• Lenovo B430

• Microsoft Windows 8  32-bit, 64-bit
• Microsoft Windows 7  32-bit, 64-bit
• Microsoft Windows XP  Professional SP3

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

Version 2.51

• (Fix) Fixed an issue that Intel AES-NI is always disabled.
• (Fix) Fixed an issue that there is no POP/HDP password showing after power on from shutdown in Startup Interrupt Menu.
• (Fix) Fixed an issue that Black screen will display when doing Windows 7 Memory Diagnostic with 2 DRAM.
• (Fix) Fixed an issue that no error message appears when attaching Trikle Charge Battery or Permanent Fail Battery .
• (Fix) Fixed an issue that System can't stop battery charge after user set Power Manager charge Threshold function.
• (Fix) Fixed an issue that it still can charge supported USB devices on power off state when disabling "Always on USB Charge in Off Mode" on BIOS setup interface.

Version 2.50

• (New) Updated the help content of restart page in setup menu of OS Optimized Defaults option.
• (New) Modified scan code for BR keyboard.
• (New) Added supported New Device Type definition in EEPROM for new digit MTM/PN/SN.
• (New) Optimized OS capability report status for Linux OS.
• (Fix) Fixed an issue that OSD window has a superfluous option.
• (Fix) Fixed an issue that OEM ID and OEM TableID empty in some ACPI tables after disabling CPU PM.

Version 2.08

• (New) Improved to prevent flash BIOS from new to old by open LENOVO_SECURITY_ROLLBACK_PREVENTION.
• Fixed an issue where Lenovo iRST sometimes fails.
• Fixed an issue that WLAN icon will appear by F9 hotkey even if WLAN IO port is disabled in BIOS setup menu.
• Fixed an issue that KB no function after hotkey pressed in POST in non-SBA SKU.
• Fixed an issue that Display mode not retain after Sleep.

Version 2.07

• (New) Added support for Dual digital MIC and Single digital MIC.
• (Fix) Fixed an issue where is related to Secure Boot keys under MFG when BIOS is updated to Win8 BIOS from Win7 BIOS.

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

1. You should install the CD/DVD/BD writing software (with CD/DVD/BD creation function from the ISO image file) prepared separately.
2. To boot the computer from the BIOS Update CD, you should have either of the following optical drives.
   • USB
3. Any types of other optical device like ExpressCard device are not supported.
4. To boot the computer from the BIOS Update CD, you may need to change the boot device setting in your Lenovo computer. Refer to the "Prepare boot device" section in this document.
5. The contents of the BIOS Update CD can not be shown by Windows Explorer.

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.

[Creating BIOS Update CD]

5. Prepare a computer with an optical drive installed and a blank CD/DVD/BD disc, and make sure the CD/DVD/BD 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 Step 4.

Confirm that the BIOS CD is set up as bootable and an optical drive is in the boot device list of your Lenovo Setup.

[Windows 8]

1. Turn on the computer to start Windows.
2. Hold down the Windows logo key and press C to open the Charm bar on the screen.
3. Select Settings, then Power from the menu.
4. Select Reboot to restart the computer.

  [Windows 7 and Windows XP]

1. Power off the computer.
2. Power on the computer.

5. While the "To interrupt normal startup, press Enter" message is displayed at the lower-left area or lower-center area of the screen, press the F1 key. The ThinkPad Setup menu will be displayed. If a password prompt appears, type the correct password.
6. Choose "Startup" from the menu.
7. In "UEFI/Legacy Boot", make sure "Both" or "Legacy Only" is chosen.
8. Choose "Boot" from the menu. Note the current boot priority order for restoration later if you need to modify your boot list.
9. In "Boot Priority Order", make sure the following device is on top of "ATA HDD0".
   - "ATAPI CD0" (when using a ThinkPad internal optical drive)
   - "USB CD"    (when using a USB optical drive)
10. Press the ESC key several times to enter Restart menu and choose "Exit Discarding Changes" to exit from ThinkPad Setup, or press the F10 key to save the new setup and then select Yes.
11. Restart the computer.

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 Determining Which BIOS Version is Installed section.
• You need an AC adapter, a charged battery pack and either one of the following optical drives.
  
  • USB
• Remove the Power-on password prior to updating the UEFI BIOS in the remote deployment environments.

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 your ThinkPad computer.
2. Make sure it has an optical drive installed.

 Windows 8:

3. Turn on the computer to start Windows.
4. Hold down the Windows logo key and press C to open the Charm bar on the screen.
5. Select Settings, then Power from the menu.
6. Select Reboot to restart the computer.

 Windows 7/XP:

3. Turn off the computer.
4. Turn on the computer.
5. Go to the step 7.

7. While the "To interrupt normal startup, press Enter" message is displayed at the lower-left area or lower-center of the screen, press the F12 key. Boot Menu will be displayed. If a password prompt appears,type the correct password.
8. Insert the BIOS Update CD into the optical drive.
9. Select ATAPI CD0 or USB CD to set up the boot drive. ATAPI CD0:  when using the ThinkPad internal optical drive USB CD:  when using a USB optical drive Then, the computer will be rebooted from the BIOS Update CD.
10.  Select Read this first from the menu and carefully read the information.
11. Press the Esc key to return to the menu.
12. Select Update system program and follow the instructions on the screen.
13. After the information panel appears, remove the BIOS Update CD from the optical drive then press the Enter key to restart the computer.

Note:
  If it is the first time to apply the UEFI BIOS Version 2.08 (H0ET74WW) or higher, you should do the following procedure. This is needed only once.

 Windows 8:

14. Turn on the computer to start Windows.
15. Hold down the Windows logo key and press C to open the Charm bar on the screen.
16. Select Settings, then Power from the menu.
17. Select Reboot to restart the computer.

 Windows 7/XP:

14. Power off the computer.
15. Power on the computer.
16. Go to the step 18.

18. While the "To interrupt normal startup, press Enter" message is displayed at the lower-left area or lower-center area of the screen, press the F1 key. The ThinkPad Setup menu will be displayed. If a password prompt appears, type the correct password.
19. Choose "Security" then "Secure Boot" to show the menu.
20. Select "Restore Factory Keys" and press Enter.
21. Select "Yes" to restore Factory keys.
22. Press F10 key and select "Yes" to save and exit from Setup menu. Then the computer is restarted.

Note:
After initialization you may need to reapply some settings that you had changed previously.

UEFI BIOS Initialization is suggested for some problems. To initialize the UEFI BIOS settings:

  Windows 8:

1. Turn on the computer to start Windows.
2. Hold down the Windows logo key and press C to open the Charm bar on the screen.
3. Select Settings, then Power from the menu.
4. Select Reboot to restart the computer.

 Windows 7/XP:

1. Power off the computer.
2. Power on the computer.
3. Go to the step 5. 

5. While the "To interrupt normal startup, press Enter" message is displayed at the lower-left area or lower-center area of the screen, press the F1 key. The ThinkPad Setup menu will be displayed. If a password prompt appears, type the correct password.
6.  Press the F9 key to load default configuration.
7. Select Yes.
8. Press the F10 key to save default configuration and exit.
9. Select Yes.
10. Restart the computer.

There are two ways to check the BIOS version and BIOS ID.

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. Select Control Panel from the menu.
3. Make sure "View by Category" is selected, and select System and Security, select Administrative Tools, and then select System Information.
   - or -

2. Select Run from the menu.
3. Type msinfo32, and press Enter.
4. On the System Information window, make sure System Summary is selected in the left side of the window.
5. 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 7:

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.

Windows 8:

1. Turn on the computer to start Windows.
2. Hold down the Windows logo key and press C to open the Charm bar on the screen.
3. Select Settings, then Power from the menu.
4. Select Reboot to restart the computer.

Windows 7/XP:

1. Turn off the computer.
2. Turn on the computer.
3. Go to the step 5.

5. While the "To interrupt normal startup, press Enter" message is displayed at the lower-left area or lower-center of the screen, press the F1 key. The ThinkPad Setup menu will be displayed. If a password prompt appears, type the correct password.
6. 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.
7. Turn off the computer.

The following versions of UEFI BIOS and ECP (Embedded Controller Program) have been released to date.

Each version of the ThinkPad BIOS Update Utility contains the following system program (BIOS) and the Embedded Controller program (ECP).

The following conventional memory addresses are reserved by the UEFI BIOS and others.

• C0000-CFFFF : 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.

The following memory address can be used by the memory manager such as EMM386.

• 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.