Summary of changes
	Installation Instructions
	Initializing the BIOS
	Determining which version is installed

Version 1.25
BIOS: 1.25 / ECB: B110390001

• (New) Support for Windows 7.
• (New) Support for a new MRC 2.91.
• (Fix) The computer may be automatically resumed from suspend mode by AC plug-in.

Version 1.24
BIOS: 1.24 / ECB: B110390001

• (New) Support for a new Wireless LAN adapter 8111D.
• (New) NVIDIA Video BIOS updated.
• Removed a following modification record from 1.21.
• (Fix) ECB had been changed due to completion of the fix of 1.23, "won't respond" case.
• (Fix) Fixed an issue that a CPU cooling fan may not stop.

Version 1.23
BIOS: 1.23 / ECB: B110370001

• (New) Support for MRC 2.6.
• (Fix) Fixed an issue that wake-up from hibernation might fail.
• (Fix) A system won't respond temporarily while using.

Version 1.21
BIOS: 1.21 / ECB: B110370001

• (Fix) Fixed an issue that POST 8206 error might occur.
• (Fix) Fixed an issue that a CPU cooling fan may not stop.

Version 1.18
BIOS: 1.18 / ECB: B110370001

• (Fix) Battery icon is sometimes not displayed with a new battery.

Version 1.16
BIOS: 1.16 / ECB: B110370001

• (New) Update of NVIDIA video BIOS.
• (Fix) Wrong POST 1812 or 1813 error is sometimes displayed.
• (Fix) When the bluetooth status is off by pressing Fn+F5 key, it is automatically turned on after system reboot.
• (Fix) The current CPU speed of SMBIOS type4 is sometimes not correct.

Version 1.14
BIOS: 1.14 / ECB: B110370001

• (New) "WiMAX Interface" was added in BIOS Setup Utility as a Setup item. BIOS Setup Utility -> "Security" -> "I/O Port Access" -> "WiMAX Interface" -UNLOCKED -LOCKED
• (New) "Wireless LAN Radio Frequency" was changed to "Wireless LAN and WiMAX Radios" in BIOS Setup Utility. BIOS Setup Utility -> "Config" -> "Network" -> "Wireless LAN and WiMAX Radios" -On -Off
• (Fix) The display brightness set in Power Manager may change by a certain operation.

Version 1.12
BIOS: 1.12 / ECB: B110370001

• (Fix) The following BIOS Setup item was fixed to "Normal" due to chipset limitation even if "High" was selected in BIOS Setup Utility. So the "Brightness" was grayed out in BIOS Setup Utility. BIOS Setup Utility -> "Config" -> "Display" -> "Brightness" -Normal -High
• (New) Now the SMBIOS type1 field has combined machine type and serial number.

Version 1.09
BIOS: 1.09 / ECB: B110370001

• (New) Improvement for manufacturing process (not necessary for ordinal use)

Version 1.08
BIOS: 1.08 / ECB: B110370001

• (Fix) Modify battery information.

Version 1.07
BIOS: 1.07 / ECB: B110370001

• (New) ThinkPad SL300 support.

Version 1.06
BIOS: 1.06 / ECB: B110360001

• (New) Update Intel MRC v1.06.

Version 1.05
BIOS: 1.05 / ECB: B110360001

• (New) Initial release for ThinkPad SL400/SL500

NOTES

• If you use Windows Vista which Service Pack is not aplied to, before applying this BIOS into the system, you should install Windows Vista KB 937500.
  Please click here for the information on KB937500 which is located on Microsoft's site.
  

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.

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 and a charged battery pack to update the BIOS.
• If your computer is attached to any kind of docking station or port replicator, 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.
• If the computer uses a retail Windows or a private image instead of the Lenovo's preload image, ATK Hotkey driver needs to be installed prior to executing BIOS Update Utility.

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.

1. Print these instructions or display on another computer.
2. Firmly connect the AC adapter to the target computer.
3. Start Windows 7, Vista, XP and logon with administrative privileges on the target computer.
4. Double-click 6auj15us.exe to extract it to your hard drive. The default location is C:\DRIVERS\FLASH\6auj15us.exe
5. For Windows Vista, click Start, select All Programs, select Accessories, then click Run....
   For Windows XP, click Start, then click Run....
6. Specify WINUPTP.EXE with the full path name where you saved the package, then click OK. Example: C:\DRIVERS\FLASH\6auj15us\WINUPTP.EXE
7. Follow the instructions on the screen.
8. Select Update ThinkPad BIOS and follow the instructions on the screen.
9. After the update has been completed, the system shuts down and reboots automatically.

Note:
This procedure is intended only for system administrators. The BIOS is updated without any user interaction.

• Refer to the "Manual Update" section, and download and extract the files.
• At the command line, execute WINUPTP.EXE with the -S option. Example: C:\DRIVERS\FLASH\6auj15us\WINUPTP -s

To view the update result, refer to the WINUPTP.log file created at the same directory of the package.

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 the Lenovo Care button 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 Ok.
6. Press the F10 key to save default configuration and exit.
7. Select Ok.
8. Restart the computer.

Notes:

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

Each version of the ThinkPad BIOS Update Utility contains the following system program (BIOS) and the Embedded Controller program (ECP). The BIOS Version and the and the the Embedded Controller (EC) version number can be viewed by entering the BIOS Setup Utility.

1. Turn off the computer.
2. Turn on the computer.
3. While the To interrupt normal startup, press the Lenovo Care button 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 System BIOS Version and EC BIOS Version.
5. Turn off the computer.