----------------------------------------------------------------------
Software Name      ThinkPad PC-Doctor DOS #151

Supported models   ThinkPad R52
                   ThinkPad T43/T43p

Operating Systems  Not applicable

Version            2.0.1572

Issue date         December 18, 2006


----------------------------------------------------------------------
WHAT THIS PACKAGE DOES

This package provides 'PC-Doctor DOS' ThinkPad diagnostics.

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


----------------------------------------------------------------------
CHANGES IN THIS RELEASE

[Important updates]
  Nothing.

[New functions or enhancements]
- CD-ROM/DVD test is changed to Optical Drive test.

[Problem fixes]
- CD-ROM/DVD test returns FAILED when certain types of DVD media are inserted.


----------------------------------------------------------------------
DETERMINING WHICH 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.


----------------------------------------------------------------------
Notes:

  *******************************************************************
  Attention

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

  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 Lenovo does not guarantee these results.


----------------------------------------------------------------------
DIAGNOSTICS PROCEDURE

 1. Power off the system.
 2. Insert the 'PC-Doctor DOS #151-1' diskette into the diskette drive
    and power on the system.
 3. Follow the instructions on the screen.


----------------------------------------------------------------------
KNOWN LIMITATIONS

 - Intel Wireless Radio test may return FAILED if the security
   function is enabled in the access point.


----------------------------------------------------------------------
VERSION INFORMATION

The following versions have been released to date.

[Released Versions]

  Versions    The contents
  ---------   -------------------------------------------------------
  2.0.1572    7th. release for a problem fix
  2.0.1500    6th. release for a problem fix
  2.0.1381d   5th. release for problem fixes
  2.0.1381c   4th. release for support for a new device and a problem
              fix
  2.0.1381b   3rd. release for problem fixes
  2.0.1381a   2nd. release for support for new models
  2.0.1381    Initial release


[Summary of Changes]

 Where: <   >        Version
        [Important]  Important Update
        (New)        New function or enhancement
        (Fix)        Correction to existing function

<2.0.1572>
 - (New) CD-ROM/DVD test is changed to Optical Drive test.
 - (Fix) CD-ROM/DVD test returns FAILED when certain types of DVD media are
         inserted.

<2.0.1500>
 - (Fix) Numlock key LED does not work correctly in the Keyboard LEDs
         test if the ThinkPad Numlock mode is set to the "Independent"
         mode.

<2.0.1381d>
 - (Fix) Ambit or Foxconn Wireless LAN MiniPCI Adapter test returns
         "N/A".
 - (Fix) System freezes when "TAIWAN" is selected in the
         Conexant Smart Modem Dialtone test.

<2.0.1381c>
 - (New) Support for TouchStrip Sensor Test (ThinkPad R52 only).
 - (Fix) Intel Wireless LAN MiniPCI Adapter (RoHS) test returns
         "FAILED".

<2.0.1381b>
 - (Fix) TouchStrip Sensor Test returns 'FAILED'.
 - (Fix) HDD Active Protection Test returns 'FAILED'.
 - (New) Create 'ThinkPad Devices' test category.

<2.0.1381a>
 - (New) Support for ThinkPad R52 and T43 (Machine types: 18xx-xxx).

<2.0.1381>
 - (New) (Initial release) Support for ThinkPad T43/T43p.


----------------------------------------------------------------------
TRADEMARKS

* ThinkPad is a registered trademark of Lenovo.

* Intel is a registered trademark of Intel Corporation.
* PC-Doctor is a registered trademark of PC-Doctor, Inc.

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