ThinkPad T43 April 7, 2006 Embedded Controller Program Service Diskette Embedded Controller Program : 1.05 (1YHT28WW) Diskette Version : 1.05 ====================================================================== Notes: ------- - This version of Embedded Controller Program will only work with BIOS Version 1.25 (or higher). Please obtain the additional package, BIOS Version 1.25 (or higher), and update the BIOS in the system with it. - If you need to update the BIOS as well as the Embedded Controller Program, update BIOS first. - This program is language independent and can be used with any language system. What This Diskette Does ----------------------- This Embedded Controller Program Service Diskette updates the Embedded Controller Program (H8 controller firmware) stored in the ThinkPad system to fix problems, add new functions, or expand functions as noted below. This release supports the following systems: - ThinkPad T43, T43p To determine if you should update the Embedded Controller Program, refer to the Summary of Changes section. To update the Embedded Controller Program, refer to the Updating Embedded Controller Program section. Released Versions ----------------- Where: Diskette version - Program version (Internal ID) Description 1.01 - 1.01 (1YHT24WW) Initial release 1.03 - 1.03 (1YHT26WW) A problem fix 1.04 - 1.04 (1YHT27WW) A problem fix 1.05 - 1.05 (1YHT28WW) A function enhancement and problem fix Summary of Changes ------------------ Where: n.nn : Diskette version x.xx : Embedded Controller Program version bbbbbbbb : Embedded Controller Program internal ID which is for administrator purpose. (New) New Function or Enhancement (Fix) Correction to existing function <1.01 - 1.01 (1YHT24WW)> Note: This version of Embedded Controller Program will only work with BIOS Version 1.00b or later. - (New) Support for ThinkPad T43. <1.03 - 1.03 (1YHT26WW)> Note: This version of Embedded Controller Program will only work with BIOS Version 1.00b or later. - (Fix) Adjustment for CPU thermal sensor error. <1.04 (1YHT27WW)> Note: This version of Embedded Controller Program will only work with BIOS Version 1.00b or later. - (Fix) CPU thermal sensor adjustment. <1.05 (1YHT28WW)> Note: This version of Embedded Controller Program will only work with BIOS Version 1.25 or later. - (Fix) Fix for battery information query processing. - (New) Support "ThinkPad NumLock" control. Note: "ThinkPad NumLock" menu item is available in the BIOS Setup Utility only when the BIOS is also updated to version 1.25 (1YET60WW) or later. Updating Embedded Controller Program ------------------------------------ Notes: - Remove the Power-on password prior to updating the Embedded Controller Program in RDM (Remote Deployment Manager) environment or similar environment. - You need an AC adapter and a charged battery pack to update the Embedded Controller Program. - If your computer is attached to any kind of docking station or port replicator, turn off the computer and detach it before proceeding. - Make sure the Embedded Controller Program Service Diskette is write-protected. 1. Print these instructions or display on another computer. 2. Firmly connect the AC adapter to the computer. 3. Insert the write protected Embedded Controller Program Service Diskette into the diskette drive and turn on the computer. 4. Select Read this first from the menu and carefully read the information that appears. 5. Press the Esc key to return to the menu. 6. Select Update Embedded Controller Program and follow the instruction on the screen. Note: If you are updating the Embedded Controller Program through the USB external diskette drive, it will take quite a long time to complete reading the Embedded Controller Program file, but it is normal. Continue the update. Attention: Do not turn off, suspend the computer or remove the diskette until the update has been completed. IF YOU TURN OFF OR SUSPEND THE COMPUTER WHILE THE UPDATE IS STILL IN PROGRESS, THE SYSTEM BOARD MAY HAVE TO BE REPLACED. After the update has been completed, the system is automatically turned off. Do the following to make sure the Embedded Controller Program is updated correctly. 7. Make sure there is no diskette in the diskette drive, then turn on the computer. 8. While the "To interrupt normal startup, press the blue Access IBM button" message is displayed at the lower-left area of the screen, press the Access IBM button. 9. Double-click Start setup utility. The BIOS Setup Utility menu will be displayed. If you have set a supervisor password, the BIOS Setup Utility menu appears after you enters the password. 10. Verify the Embedded Controller Version. 11. Turn off the computer. Embedded Controller Program Information --------------------------------------- Each version of the Embedded Controller Program Update Utility contains the following Embedded Controller Program. Also the supported BIOS versions are shown below. The versions of Embedded Controller Program and BIOS can be viewed by running ThinkPad Configurator from your operating system and then selecting the System Information button, or by entering BIOS Setup Utility. Diskette Embedded Controller BIOS Version Version Program Version (Internal ID) -------- ------------------- ----------------- 1.01 1.01 (1YHT24WW) 1.00b or later 1.03 1.03 (1YHT26WW) 1.00b or later 1.04 1.04 (1YHT27WW) 1.00b or later 1.05 1.05 (1YHT28WW) 1.25 or later To enter the BIOS Setup Utility: 1. Turn off the computer. 2. Turn on the computer. 3. While the "To interrupt normal startup, press the blue Access IBM button" message is displayed at the lower-left area of the screen, press the Access IBM button. 4. Double-click Start setup utility. The BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 5. Check Embedded Controller Version and BIOS Version. 6. Turn off the computer. Trademarks ---------- * ThinkPad is a registered trademark of Lenovo in the United States. * IBM is a registered trademarks of IBM Corporation. * Intel and Pentium are registered trademarks of Intel Corporation. * Microsoft, Windows and Windows NT are registered trademarks of Microsoft Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.