ThinkPad                                             November 28, 2006
Winbond (National Semiconductor) TPM (Trusted Platform Module) Device 
for Windows Vista

Version 5.1.47.2011
======================================================================

Notice:
-------
This package contains an unsigned driver.
For functional limitation or known problem, please refer to "Limitation 
of this package" section.

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

What This Package Does
----------------------
This package provides the TPM driver for Windows Vista 32bit/64bit.
The TPM driver enables or updates the TPM functions
on the following ThinkPad computers.

This release supports the following systems:

  - ThinkPad T43
  - ThinkPad T43p
  - ThinkPad R52

To determine if you should update the TPM driver, refer to the
"Summary of Changes" section.

To update the TPM driver, refer to the "Installation Instructions"
section.


Released Versions
-----------------
Version 5.1.47.2011 Initial release for Windows Vista


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

<5.1.47.2011>
 - (New) Windows Vista support


Installation Instructions
-------------------------

[Windows Vista]

UPDATE INSTALL:
-------------------------
To update the driver, follow the instructions below:

 1. Start Windows Vista
 2. Double-click the driver package to extract it to your hard drive. 
    The default location is C:\Drivers\Win\TPM.
 3. Click Start, click Control Panel, click Hardware and Sound, then
    click Device Manager.
 4. Click System devices to expand the category
 5. Right-click "NSC TPM Device", "NSC Integrated Trusted Platform
    Module 1.1" or "Winbond Trusted Platform Module 1.1" in "System 
    devices" and click Update Driver Software.
 6. Click Browse my computer for driver software. 
 7. Click Browse, then specify the directory where you extracted the 
    package in the step 2. The default location is C:\Drivers\Win\TPM.
 8. Confirm the Include subfolders checkbox is selected and click Next.
 9. You may receive a "The publisher could not be verified. Are you sure 
    you want to install this driver software?" notification, if so 
    click Install.
10. Click Close after the installation is complete.


CLEAN INSTALL:
-------------------------
(Unknown device in Other devices)

 1. Start Windows Vista and logon with administrative privileges.
 2. Double-click the driver package to extract it to your hard drive. 
    The default location is C:\Drivers\Win\TPM.
 3. Click Start, click Control Panel, click Hardware and Sound, then
    click Device Manager.
 4. Double-click Other devices to expand the category, then right-click
    Unknown device and select Properties.

    Note: If there are multiple unknown devices you can determine the 
          right device by the  following steps:
          4-1. Right-click the Unknown device and select Properties, 
 	       then click the Details tab.
  	  4-2. Select Hardware IDs from the drop-down menu.
	  4-3  If the value shows "NSC 1100", it is the National
	       Semiconductor TPM device, if not try again with the next 
               unknown device.

 5. Click the Driver tab, then click Update Driver.
 6. Click Browse my computer for driver software.
 7. Specify the directory where you extracted the package in the 
    step 2 and click Okay. The default location is C:\Drivers\Win\TPM.
 8. Confirm the Include subfolders checkbox is selected and click Next.
 9. Click Close after the installation is complete.
  

Notes:
- During installation the following dialogs may appear because of 
  windows Security in Vista. Choose Install and then proceed with the 
  Installation.
	- Message 1 -
       	Windows Security - Would you like to install this device 
       	software? 
       	You should only install drivers software from publishers you 
       	trust.

      	- Message 2 - 
     	Windows Security - Windows can't verify the publisher of this 
       	driver software

- During installation, the following dialogs may appear because of the 
  User Account Control in Vista. Click Continue or Allow and then
  proceed installation.
	- Message 1 -
	A program needs your permission to continue
	If you started this program, continue.

	- Message 2 -
	An unidentified program wants access to your computer
	Don't run the program unless you know where it's from or you've 
	used it before.


Determining which version is installed
--------------------------------------

To check the version of the device driver that is installed on your
system, follow the instructions below:


 1. Click Start, click Control Panel, click Hardware and Sound, then
    click Device Manager.
 2. Double-click System devices to expand the category, then double-click
    "NSC TPM Device", "NSC Integrated Trusted Platform Module 1.1" or 
    "Winbond Trusted Platform Module 1.1"
 3. Click the Driver tab and check the driver version


Trademarks
----------
* ThinkPad is a registered trademark of Lenovo.

* Winbond is registered trademark of Winbond Electronics Corporation.
* National Semiconductor is a registered trademark of National Semiconductor Corporation.
* Microsoft and Windows are registered trademarks of Microsoft Corporation.

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