<html>IBM ThinkPad X20, X21                                   March 12, 2001
PC-Doctor DOS #91

Version 2.0.866
======================================================================

**********************************************************************
WARNING

THIS SOFTWARE CAN ONLY BE USED WITH THE MACHINES ON THE SUPPORTED LIST
ON THIS PAGE.
USE OF THIS SOFTWARE WITH ANY OTHER MACHINE IS STRICTLY PROHIBITED.
**********************************************************************


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


What This Package Does
----------------------
This package provides 'PC-Doctor DOS' ThinkPad diagnostics.

The following models are supported:
  - ThinkPad X20, X21


Released Versions
-----------------
Version 2.0.866   Initial Release for ThinkPad X20

Summary of Changes
------------------
Where:  <n.n.nnn>    Version n.n.nnn
        (New)        New function or enhancement
        (Fix)        Correction to existing function

<2.0.866>
 - (New) Support for ThinkPad X20.

<2.0.918>
 - (New) Support for ThinkPad X21.

Diagnostics Procedure
---------------------
 1. Power off the system.
 2. Insert the PC-Doctor DOS diskette #1 into the diskette drive and
    power on the system.
 3. Follow the instructions on the screen.

 NOTE:
  PC-Doctor DOS provides some benchmark tests, for example, a test
  to indicate how much battery power remains. Results of such tests
  might differ from the specifications provided in the user's guide
  and catalog.
  The results vary depending on the testing method and the testing
  environment, and IBM does not guarantee these results.

Determining which version is installed
--------------------------------------
 1. Run PC-Doctor DOS diskette #1.
 2. Select "Quit" menu by keyboard or mouse
 3. Select "About"
 4. The version (ex. 2.0.918) will appear.

NOTE : This version information does not show minor version.
       For example, the version 2.0.651a shows version 2.0.651.


Trademarks
----------
  * IBM and ThinkPad are registered trademarks of IBM Corporation.

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