IBM ThinkPad T40/T40p                                   March 12, 2003
Embedded Controller Program Service Diskette

Diskette 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 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 system:
  - ThinkPad T40/T40p

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>  Diskette 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.

 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.

    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.

 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 of the screen, press
    the Access IBM button. 
 9. Select Start setup utility. If you have set a superviser password,
    the IBM BIOS Setup Utility menu appears after you type in the 
    password.
 10. Verify the Embedded Controller Version.


Embedded Controller Program Information
---------------------------------------
Each version of the Embedded Controller Program Service Diskette
contains the following embedded controller program.
The version of embedded controller program can be viewd by running
ThinkPad Configurator from your operating system and selecting
the System Information button or by invoking 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.

 Diskette 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.