IBM ThinkPad X22, X23, X24 May 22, 2002 Embedded Controller Program Service Diskette Version : 1.24 ====================================================================== Notice: ------- - This version of Embedded Controller Program will only work with BIOS Version 1.26 (or higher). Please get an additional package, System Program Service Diskette Version 1.26 (or higher) or ThinkPad BIOS Update Utility Version 1.26 (or higher), and update the BIOS in the system with it at the same time. - If you update the BIOS and Embedded Controller Program at the same time, update Embedded Controller Program 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 X22 - ThinkPad X23 - ThinkPad X24 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 Installation Instructions section. Released Versions ----------------- Where: Version (Internal ID) 1.04 (1DHT35WW) Initial release for ThinkPad X22 1.07 (1DHT37WW) A problem fix 1.08 (1DHJ38WW) Problem fixes 1.09 (1DHJ39WW) Support for Windows XP 1.10 (1DHJ40WW) A problem fix 1.11 (1DHJ41WW) A problem fix 1.13 (1DHJ43WW) Problem fixes 1.15 (1DHJ45WW) Support for ThinkPad X23 1.17 (1DHJ47WW) A problem fix 1.23 (1DHJ52WW) Support for ThinkPad X24 and a function improvement 1.24 (1DHJ53WW) A problem fix Summary of Changes ------------------ Where: x.xx : Version bbbbbbbb : Internal ID For example, <1.04 (1DHT35WW)> means the version is 1.04. The internal ID is for administrator purpose. (New) New Function or Enhancement (Fix) Correction to existing function <1.04 (1DHT35WW)> - Initial release for ThinkPad X22. <1.07 (1DHT37WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.05 (or higher). Get the either of another packages, "System Program Service Diskette Version 1.05 (or higher)" or "ThinkPad BIOS Update Utility Version 1.05 (or higher)", and update the BIOS in the system with it at the same time. - (Fix) The system hangs after resuming normal operation from suspend mode if the system has stayed in suspend mode for a long time. <1.08 (1DHJ38WW)> - (Fix) If an IBM PS/2 Numeric Keypad is attached to the "UltraBase X2" (or others) and the numeric keypad function is enabled by pressing the NumLock key, some keys on the ThinkPad keyboard may work as if they were a 10-key numeric keypad. (Note) From this version, the numeric keypad function can not be enabled/disabled by pressing Shift+NumLk keys on the ThinkPad keyboard when the external keyboard or the external keypad is attached to the computer, which is original specifications. - (Fix) (Windows NT 4.0, Windows 2000) If an IBM PS/2 Numeric Keypad is attached to the "UltraBase X2" (or others), some device errors are displayed by the Event Viewer. <1.09 (1DHJ39WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.07 (or higher). Get the either of another packages, "System Program Service Diskette Version 1.07 (or higher)" or "ThinkPad BIOS Update Utility Version 1.07 (or higher)", and update the BIOS in the system with it at the same time. - (New) Support for Windows XP. <1.10 (1DHJ40WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.10 (or higher). Get the either of another packages, "System Program Service Diskette Version 1.10 (or higher)" or "ThinkPad BIOS Update Utility Version 1.10 (or higher)", and update the BIOS in the system with it at the same time. - (Fix) The system may not be powered on intermittently when the power switch is ON if the battery pack is removed from the system for more than 30 minutes then attached. <1.11 (1DHJ41WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.10 (or higher). Get the either of another packages, "System Program Service Diskette Version 1.10 (or higher)" or "ThinkPad BIOS Update Utility Version 1.10 (or higher)", and update the BIOS in the system with it at the same time. - (Fix) When the system is attached to the ThinkPad Dock whose FRU P/N is 08N1585, the system does not boot. <1.13 (1DHJ43WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.15 (or higher). Get the either of another packages, "System Program Service Diskette Version 1.15 (or higher)" or "ThinkPad BIOS Update Utility Version 1.15 (or higher)", and update the BIOS in the system with it at the same time. - (Fix) When the system is attached to the ThinkPad Port Replicator option with the external display attached, the external display does not work. - (Fix) The system may display RFID error message at power on. <1.15 (1DHJ45WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.18 (or higher). Get the either of another packages, "System Program Service Diskette Version 1.18 (or higher)" or "ThinkPad BIOS Update Utility Version 1.18 (or higher)", and update the BIOS in the system with it at the same time. - (New) Support for ThinkPad X23. <1.17 (1DHJ47WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.21 (or higher). Get the either of another packages, "System Program Service Diskette Version 1.21 (or higher)" or "ThinkPad BIOS Update Utility Version 1.21 (or higher)", and update the BIOS in the system with it at the same time. - (Fix) Only the half with actual battery cycle count value is displayed in the Battery Information Utility. <1.23 (1DHJ52WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.25 (or higher). Get the either of another packages, "System Program Service Diskette Version 1.25 (or higher)" or "ThinkPad BIOS Update Utility Version 1.25 (or higher)", and update the BIOS in the system with it at the same time. - (New) Support for ThinkPad X24. - (New) Operating hour of battery is improved. <1.24 (1DHJ53WW)> NOTE: This version of Embedded Controller program will only work with the BIOS Version 1.26 (or higher). Get either of the other packages, "System Program Service Diskette Version 1.26 (or higher)" or "ThinkPad BIOS Update Utility Version 1.26 (or higher)", and update the BIOS in the system with it at the same time. - (Fix) When the TrackPoint is enabled, the following mice do not work. - IBM Optical 3-button Scrollpoint Mouse (33L3250) - IBM Optical 3-Button Travel Mouse (33L3248) Installation Instructions ------------------------- Notes: - As written on LCCM Compatibility and Configuration Guide, remove the Power-on password prior to flashing the Embedded Controller Program in LCCM (LANClient Control Manager) 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 port replicator, turn off the computer and detach it before proceeding. (Except the ThinkPad UltraBase X2 option. You can attach the option and use the embedded diskette drive in it.) - 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 Embedded Controller Program Service Diskette into the diskette drive and turn on the computer. 4. Select 2. KBC H8 BIOS flash? from the menu. 5. Press N to continue update. 6. When completed, the computer is automatically turned off. WARNING: 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, please refer to the Determining which version is installed section below and follow the steps to confirm the update is correctly applied. Determining which version is installed -------------------------------------- Each version of the Embedded Controller Program Service Diskette contains the following embedded controller program. The version of embedded controller program can be viewed by invoking IBM BIOS Setup Utility. To enter the IBM BIOS Setup Utility; 1. Turn off the computer. 2. Make sure the Embedded Controller Program Service Diskette is removed from the diskette drive. 3. Turn on the computer. 4. While the Press F1 for IBM BIOS Setup Utility message is displayed at the lower-left area of the screen, press F1 key. The IBM BIOS Setup Utility menu will be displayed. If a password prompt appears, type the correct password. 5. Check Embedded Controller Version number. Diskette Version Embedded Controller Program Version ---------------- ----------------------------------- None 1.04 1.07 1.07 1.08 1.08 1.09 1.09 1.10 1.10 1.11 1.11 1.13 1.13 1.15 1.15 1.17 1.17 1.23 1.23 1.24 1.24 Trademarks ---------- * IBM, ThinkPad and TrackPoint are registered trademarks of IBM Corporation. * LANClient Control Manager and UltraBase are trademarks of IBM Corporation. * 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.