IBM ThinkPad                                        September 10, 2002
PC-Doctor DOS #91

Version 2.0.1184
======================================================================

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


**********************************************************************
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.
**********************************************************************


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

The following models are supported:
  - ThinkPad X20, X21, X22, X23, X24


Released Versions
-----------------
Version 2.0.866     Initial Release for ThinkPad X20
Version 2.0.918     Support for ThinkPad X21
Version 2.0.1035    Support for ThinkPad X22
Version 2.0.1092    Support for ThinkPad X23
Version 2.0.1129    Support for ThinkPad X24
Version 2.0.1184    Change diskette configuration
                    Support a new device and problem fixes


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.

<2.0.1035>
 - (New) Support for ThinkPad X22. (PC-Doctor DOS #129)

<2.0.1092>
 - (New) Support for ThinkPad X23. (PC-Doctor DOS #129)

<2.0.1129>
 - (New) Support for ThinkPad X24. (PC-Doctor DOS #129)

<2.0.1184>
 - (New) Change to three diskettes configuration.
 - (New) (ThinkPad X22/X23/X24 only)
         Support for ATI video adapter test.
 - (Fix) (ThinkPad X22/X23/X24 only)
         PCMCIA External Loop test returns 'FAILED'.
 - (Fix) (ThinkPad X22/X23/X24 only)
         The system freezes during USB Port External Loop test.
 - (Fix) (ThinkPad X22/X23/X24 only) Fn key is not recognized in
         Interactive Keyboard test.
 - (Fix) Erase Hard Drive Utility: time remaining is inaccurate.

Diagnostics Procedure
---------------------
 1. Power off the system.
 2. Insert the 'PC-Doctor DOS' diskette 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.


HOW TO DETERMINE WHAT VERSION IS INSTALLED
------------------------------------------
 1. Run PC-Doctor DOS.
 2. Select Quit menu by keyboard or mouse.
 3. Select About.
 4. Version Number is shown..

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


Known Limitations
-----------------
 - (For ThinkPad X20/X21 users only)
   If you use Erase Hard Drive Utility, before starting PC-Doctor DOS,
   Power Management settings must be changed by the BIOS Setup Utility
   as follows.

      Power Mode for AC         [Customized]
      Power Mode for Battery    [Customized]
      Customize
        Processor Speed         [Fixed Max]
        Suspend timer           [Disabled]
        LCD off timer           [Disabled]
        HDD off timer           [Disabled]


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.