---------------------------------------------------------------------- Software Name Embedded Controller Program Support models ThinkPad R52 (Machine Types 1846, 1847, 1848, 1849, 1850, 1870) Operating Systems Windows XP (Home Edition and Professional) Windows 2000 Version 1.02 Issue date April 07, 2005 ---------------------------------------------------------------------- WHAT THIS PACKAGE DOES This Embedded Controller Program Update Utility updates the embedded controller firmware stored in the ThinkPad computer to fix problems, add new functions, or expand functions as noted below. ---------------------------------------------------------------------- CHANGES IN THIS RELEASE [Important Updates] Nothing. [New functions or enhancements] Improvement of Fan control. [Problem fixes] Nothing. ---------------------------------------------------------------------- DETERMINING WHICH VERSION IS INSTALLED 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 F1 key. The IBM BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 4. Check Embedded Controller Version and BIOS Version. 5. Turn off the computer. ---------------------------------------------------------------------- Notes: - This version of Embedded Controller Program will only work with BIOS Version 1.02 (or higher). Obtain the additional package, BIOS Version 1.02 (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. ---------------------------------------------------------------------- UPDATE INSTRUCTIONS Notes: - 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. - If a USB Diskette Drive is attached to your computer, turn off the computer and detach it before proceeding. - Remove the Power-on password prior to updating the Embedded Controller Program in RDM (Remote Deployment Manager) environment or similar environment. There are following ways for installation. (A) Automatic update with ThinkPad Software Installer (B) Manual update (A) Automatic Update Use the ThinkPad Software Installer version 3.01.0503 or higher. The ThinkPad Software Installer will check both installed program in your ThinkPad and IBM Web site. Then download and update the program automatically if a newer version is available. Refer to the ThinkPad Software Installer package for details. (B) Manual Update Refer to the Manual Update section. ---------------------------------------------------------------------- VERSION INFORMATION The following versions of Embedded Controller Program have been released to date. Moreover, the BIOS is prepared according to them. Embedded Controller Program Version (Internal ID) BIOS Version ----------------------------- -------------- 1.02 (76HT12WW) 1.02 or higher 1.01 (76HT11WW) 1.02 or higher To check the version of Embedded Controller Program and BIOS, refer to the Determining which version is installed section. Summary of Changes ------------------ Where: < > Embedded Controller Program version ( ) Embedded Controller Program internal ID which is for administrator purpose. (New) New Function or Enhancement (Fix) Correction to existing function <1.02> (76HT12WW) Note: This version of Embedded Controller Program will only work with BIOS Version 1.02 (or higher). - (New) Improvement of Fan control. <1.01> (76HT11WW) Note: This version of Embedded Controller Program will only work with BIOS Version 1.02 (or higher). - (New) (Initial release) Support for ThinkPad R52 (Machine Types 1846, 1847, 1848, 1849, 1850 and 1870). ---------------------------------------------------------------------- MANUAL UPDATE 1. Print these instructions or display on another computer. 2. Firmly connect the AC adapter to the computer. 3. Start Windows XP/2000 and logon with administrative privileges on the target computer. 4. Extract this package onto the hard disk drive. 5. Click the Start button, then click Run. 6. Specify the file name with the full path name where you extracted the package. (e.g. C:\Temp\xxxxxxxx.EXE) Then click OK. Hint: For unattended update, specify the file name with options "-s -a -s". (e.g. C:\Temp\xxxxxxxx -s -a -s) The Embedded Controller Program is updated without any user interaction. 7. Follow the instructions on the screen. Depending on the operating system configuration, restarting the operating system and rerunning this Embedded Controller Program update utility may be required. In this case, the following message will appear. "DeviceIoControl() returns 2 Please restart your operating system and execute the BIOS or Embedded Controller update utility again." Windows will shut down automatically and ThinkPad Embedded Controller Program Update Utility screen appears. 8. Select Read this first from the menu and carefully read the information that appears. 9. Press the Esc key to return to the menu. 10. Select Update embedded controller program and follow the instructions on the screen. Attention: Do not turn off or suspend the computer 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. ---------------------------------------------------------------------- TRADEMARKS * IBM and ThinkPad are registered trademarks of IBM Corporation. * Microsoft and Windows are registered trademarks of Microsoft Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.