IBM ThinkPad T40/T40p                                   March 12, 2003
Embedded Controller Program Update Utility

Utility Version : 1.02
Embedded Controller Version : 1.02   (1RHT15WW)
======================================================================

Notice:
-------
This program is language independent and can be used with any language
system.

What This Package Does
----------------------
This Embedded Controller Program Update Utility 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 system:
 - ThinkPad T40/T40p

The supported operating systems are as follows:
 - Windows 98 and 98 Second Edition
 - Windows 2000
 - Windows NT 4.0 with Service Pack 6a or later
 - Windows XP

To determine if you have to 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         Descriptions
-----------------------   ------------------------------------------
Version 1.00 (1RHT13WW)   Initial Release
Version 1.02 (1RHT15WW)   Fix for a problem

Summary of Changes
------------------
 Key: <n.nn>  Utility Version (for example, 1.00 means Version 1.00)
       (New)   New Function or Enhancement
       (Fix)   Correction to existing function

<1.00 - 1RHT13WW>
 - (New) Support for ThinkPad T40/T40p.

<1.02 - 1RHT15WW>
 - (Fix) Fix reboot problem to change battery source to second battery
         when system enters Suspend.


Installation 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.
- Before using this embedded controller program Update Utility with
  Windows 98 Second Edition, IBM recommends applying the Windows 98
  Second Edition Shutdown Supplement from the Microsoft Web site
  Knowledge Base Article ID Q239887.

 1. Print these instructions or display on another computer.
 2. Firmly connect the AC adapter to the computer.
 3. Start a supported version of Windows on the target computer.
 4. Make the temporary directory on the hard disk drive
    (for instance, C:\Temp)
 5. Download the Embedded Controller Program Update Utility from the
    web site and store the file into the temporary directory.
 6. Click the Start button, then click Run.
 7. In the Open dialogue box, specify the utility filename with the
    full path name where you stored Embedded Controller Program Update
    Utility. (E.g. C:\Temp\1RHJ03US.EXE) Then press the Enter key.
 8. Follow the instructions.
 9. When completed, the system 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, do the following to make the
    changes effective.

 10. Make sure there is no diskette in the diskette drive, then turn on
     the computer.
 11. While the "To interrupt normal startup, press the blue Access IBM
     button" message is displayed at the lower-left of the screen, press
     the Access IBM button. 
 12. Select Start setup utility. If you have set a superviser password,
     the IBM BIOS Setup Utility menu appears after you enters the 
     password.
 13. Verify the Embedded Controller Version.

Unattended Installation:
 1. Do the same instructions above from step 1 to step 6.
 2. Specify filename with the full path name where you stored Embedded
    Controller Program Update Utility with options " -s -a -s".
    (E.g. C:\Temp\1RHJ03US.EXE -s -a -s) Then press Enter.
    Windows shutting down automatically. Then, system BIOS program
    is updated without any user interaction.

Embedded Controller Program information
---------------------------------------
Each version of the Embedded Controller Program Update Utility contains
the following embedded controller program. The version of embedded
controller program can be viewed by running ThinkPad Configurator from
your operating system and selecting the System Information button or by
invoking the IBM BIOS Setup Utility.

 1. Make sure there is no diskette in the diskette drive, then 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 of the screen, press
    the Access IBM button. 
 4. Select Start setup utility. If you have set a superviser password,
    the IBM BIOS Setup Utility menu appears after you type in the 
    password. The embedded controller version is displayed on the first
    screen of the IBM BIOS Setup Utility.


 Utility Version     Embedded Controller Program Version
 ----------------    ------------------------------------
 1.00                1.00b (1RHT13WW)
 1.02                1.02  (1RHT15WW)

Trademarks
----------
 * IBM and ThinkPad are trademarks of IBM Corporation in the United States.
 * Windows and Windows NT are trademarks of Microsoft Corporation.

Other company, product, and service names may be registered trademarks,
trademarks or service marks of others.