IBM ThinkPad                                          February 21, 2001
Audio Features V for Windows 2000

Version 5.12.01.4031
======================================================================

What This Package Does
-----------------------
The Audio Features enables or updates the audio function
of the following ThinkPad computer:

   - ThinkPad A21e (2628,2655)

To determine if you have to update the audio driver or not, refer
to the "Summary of Changes" section.

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


Released Version
----------------
Version 5.12.01.4028  Initial Release
Version 5.12.01.4031  Fixed for a problem


Summary of Changes
------------------
Where: <n.nn>  Package version (for example, 1.00 means Version 1.00)
       (New)   New function or enhancement
       (Fix)   Correction to existing function

<5.12.01.4028>
 - (New) Support for ThinkPad A21e

<5.12.01.4031>
 - (Fix) Blue Screen error under Windows 2000
 - (New) Support for ThinkPad A21e (2655)

Installation Instructions   
-------------------------
Update install

NOTE:
Disable the driver before update as described below. 
It is to avoid the blue screen error during driver update.

 1. Start Windows 2000. If using Windows 2000, logon
    with administrative privileges.
 2. Extract the drivers to the hard disk drive.
 3. Right-click My Computer, then click Manage.  Computer Management 
    window will appear. 
 4. Click Device Manager, then click Sound, video and game 
    controllers.
 5. Double-click Crystal WDM Audio Codec and then Action then Disable.
    A warning window appears to confirm disabling this device.
 6. Click Yes.
 7. From the Device Manager window, click Sound, video and game 
    controllers.  
 8. Double-click Crystal WDM Audio Codec.  
 9. Click Update Driver.  Update Device Driver Wizard will appear. 
10. Click Next.
11. Select Display a list of the known drivers for this device so 
    that I can shoose a specific driver.
12. Click Next. 
13. Click Have Disk. 
14. Browse or type the directory to where the new driver is.
15. Click OK.
16. Click Next. You'll see the following warning popup message:
    "Installing this device driver is not recommended because Windows 
    cannot verify that it is compatible with your hardware. If the 
    driver is not compatible, your hardware will not work correctly 
    and your computer might become unstable or stop working 
    completely.  Do you want to continue installing this driver?"
17. Click Yes.  The wizard is ready to install the driver for 
    following hardware device: 
    Crystal WDM Audio Codec
18. Click Next.
19. If you are downgrading to an old driver you'll see the following 
    Confirm File Replace popup during the installation :
    "The target file exists and is newer than the source. 
     Overwrite this file?"
20.  Click Yes.  If you are upgrading to newer driver you will not 
     see the above message.
21. To complete the Upgrade Device Driver Wizard, click Finish.
22. From the device manager window, click Sound, video and game 
    controllers.
23. Click Crystal WDM Audio Codec.  
24. Click Action then Enable.
25. Shutdown and Re-boot the system.

Determining which version is installed 
--------------------------------------
 1. Right click My Computer, click Manage, click Device Manager, then 
    click Sound, Video and game controllers.
 2. Confirm the Crystal devices: Crystal WDM Audio Codec.
 3. Right-click Crystal WDM Audio Codec.
 4. Select Properties.
 5. Select Driver tab. 
 6. Click Driver details.
 7. Check File version:



Trademarks
----------
 * IBM and ThinkPad are trademarks of IBM Corporation.
 * Windows is a trademark of Microsoft Corporation.

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