IBM ThinkPad                                              July 7, 2000
Audio Features for Windows NT

Version 1.923
======================================================================

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


What This package Does
-----------------------
This package provides the audio driver for Windows NT.
This package enables or updates the audio function of the following
ThinkPad computers:
  - ThinkPad 380, 380D, 380E, 380ED, 380XD and 380Z
  - ThinkPad 385D, 385ED and 385XD
  - ThinkPad 560X and 560Z
  - ThinkPad 600 and 600E
  - ThinkPad 770, 770E, 770ED, 770X, and 770Z

To determine if you have to update the audio driver, please refer
to the "Summary of Changes" section.

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


Released Version
----------------
Version 1.52   Initial release
Version 1.53   Support for new models
Version 1.80   Support for new models and for SRS function
Version 1.90   Support for new models
Version 1.91   Fixes for some problems
Version 1.92   Support for new models
Version 1.923  Fixes 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

<1.52>
 - (New) Support for ThinkPad 380, 380D, 385D, 380E, 380ED, and 385ED.

<1.53>
 - (New) Support for ThinkPad 770.

<1.80>
 - (New) Support for ThinkPad 380Z, 560Z, 600, 770E, and 770ED.
 - (New) Support for SRS 3D Sound

<1.90>
 - (New) Support for ThinkPad 770X, and 600E.

<1.91>
 - (Fix) When uninstalling, system will hang.
 - (Fix) Sound is played when resume from suspend after pause video 
         clip.

<1.92>
 - (New) Support for ThinkPad 770Z.
 - (Fix) Dial-tone does not ring
 - (Fix) Machine is not booting after connecting to Midi port

<1.923>
 - (Fix) RealPlayer will only play MP3 files through the left speaker.


Installation Instructions
-------------------------
If there is a previous version installed, follow the uninstall 
instructions first.

Uninstall
 1. Start Windows NT 4.0 and logon with administrative privilege.
 2. Click Start, select Settings, then click Control Panel.
 3. Double-click the Multimedia icon. The Multimedia Properties 
    window will appear. 
 4. Click the Devices tab. 
 5. Double-click Audio Devices.
    If the following message appears: There are no devices of 
    this class installed in your system, then proceed to the 
    Installation Instructions below; otherwise continue with 
    step 6.
 6. Click Audio for CrystalWare device that appears directly below 
    Audio Devices and click the Remove button.
 7. Restart Windows NT, when prompted.

Install
 1. Start Windows NT 4.0 and logon with administrative privilege.
 2. Extract the Audio Support for Windows NT onto the hard drive.
 3. Click Start, select Settings, then click Control Panel.
 4. Double-click the Multimedia icon. The Multimedia Properties window
    will appear.
 5. Click the Devices tab.
 6. Click the Add button.
 7. Select Unlisted or Updated Drivers and click the OK button.
 8. When prompted for the location of the file, type in
    C:\DRIVERS\WNT\AUDIO and click the OK button.
 9. Select the audio device CrystalWare(TM) and click the OK button.

    Windows NT may report that any of the driver files are already 
    present in the system. Please select the NEW button to ensure 
    a complete installation.

10. If the CrystalWare Configuration Panel appears, click the OK 
    button.
11. When installation program prompt you, restart Windows NT to make 
    the change effective.


Determining which version is installed
--------------------------------------
1. Using explorer, go to Winnt/system32/drivers and right mouse click
   "CWBAUDIO.SYS"
2. Click Properties.
3. Click the Version tab
4. Click Product Version


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

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