Summary of Changes
	Requirements
	Installation Instructions
	Determining which Version is Installed

Where:

• [Important] Important update
• (New) New function or enhancement
• (Fix) Correction to existing function

Version 4.92.13.0 (Vista) / 3.64.10.51 (XP)

• (New) Enhanced GUI indication during plugged/unplugged headphone scenario at Volume Mixer page of SmartAudio.
• (New) Auto endpoint redirection in Smart EQ/3D Settings page when headphone is attached. (During Classic Mode only).
• (New) Smart EQ/3D Settings page's default is now set to OFF profile.
• (New) Overall SmartAudio GUI interface enhancements.
• (Fix) Fixed for the audio pitch problem in Windows XP.

Version 4.92.12.0 (Vista) / 3.64.10.50 (XP)

• (Fix) Corrected the version number of driver for Windows XP (3.64.10.0 -> 3.64.10.50).

Version 4.92.12.0 (Vista) / 3.64.10.0 (XP)

• (New) The installation program has been changed to Inno Setup.
• (New) Changed the SmartAudio launch path for Control Panel in Category View. Now SmartAudio can be launched through "Sounds, Speech, and Audio Devices" on Windows XP and "Hardware and Sound" on Windows Vista.
• (Fix) Fixed an issue that generated the pop-up error message, 'Can not set language to .....' on Chinese or Polish language edition of Operating Systems.
• (Fix) Fixed an issue where the audio might be lost when connecting to the Wimba site.
• (Fix) Fixed an issue that generated a pop-up error message when using Microsoft Producer.
• (Fix) Fixed an issue where the sound might be lost after the Back space key was continuously pressed.

Version 4.92.7.0 (Vista) / 3.64.7.0 (XP)

• (Fix) Corrected the name of support device from "Conexant High Definition SmartAudio 221" to "Conexant 20561 SmartAudio HD".
• (Fix) Fixed an issue that caused errors in Beam Forming function with Tablet Shortcut Menu utility.
• (Fix) Fixed an issue where sound might not be audible after resuming normal operation from standby.
• (Fix) Fixed an issue where the SmartAudio II icon in the task tray was unresponsive after resuming normal operation from standby or hibernation state when "Run In System Tray" was enabled on Windows XP.
• (Fix) Fixed an issue where the SmartAudio II icon in the task tray disappeared after restarting the computer when "Run In System Tray" was enabled.
• (Fix) Fixed an issue where the Audio Director Volume Mixer might show multiple output devices and a microphone in classic mode after reset on Windows Vista.
• (Fix) Fixed an issue where language settings were not saved after restart.
• (Fix) Fixed an issue that changed the volume level every time switched between Classic and Multistream mode on Windows Vista.
• (Fix) Fixed an issue that did not restore default settings after reset on the audio menus.
• (Fix) Fixed an issue where an error message was displayed when SmartAudio icon was double-clicked in Control Panel.

Version 4.92.5.0 (Vista) / 3.64.6.0 (XP)

• (New) Enhanced device driver functions.
• (New) Corrected Beam-forming function implementation on SmartAudio II application. By this correction, added support for ThinkPad X200 Tablet.
• (Fix) Corrected the name of support device from "Conexant High Definition Audio" to "Conexant High Definition SmartAudio 221".
• (Fix) Fixed an issue where the built-in microphone never be off when an external microphone was connected. This might cause reverberation.
• (Fix) Fixed an issue where microphone volume level was too low.

Version 4.92.2.0 (Vista) / 3.64.2.50(XP)

• (New) Added support for Smart Audio II application.

Version 4.76.0.0 (Vista) / 3.54.0.51 (XP)

• (New) Improved resume completion time from Sleep/Standby/Hibernate state.
• (Fix) Misaligned/missing SmartAudio property tabs/menus with 120DPI-WUXGA settings of screen mode.

Version 4.56.0.50 (Vista) / 3.54.0.51 (XP)

• (New) Support for ThinkPad W700ds (added).
• (Fix) Reduced noise level during sound recording.
• (New) Support for ThinkPad X200 Tablet, X200s .

Version 4.56.0.0 (Vista) / 3.53.0.0 (XP)

• (New) Initial release for ThinkPad R400,R500,T400,T500,W500,X200
• (New) Support for ThinkPad W700, X301 (added).
  

• To install this package, Microsoft .NET Framework 3.0 and up should be installed before installation.
• For X200 Tablet, the latest Tablet Shortcut Menu (7WG707WW or later) should be installed to avoid beamforming function error.

• There are pre-requisites before installing this software. Click here for the list of pre-requisites.
• If your computer runs satisfactorily now, it may not be necessary to update the software. To determine if you should update the software, refer to the Version Information section.

This section assumes to use Internet Explorer and Windows Explorer.

[Downloading files]

1. Click once on the underlined file name. Once this is done, some pop-up windows will appear.
2. Follow the instructions on the screen.
3. In the window to choose Run or Save, click the Save button.
4. Choose the folder you would like to download the file to and click the Save button. A different window will appear and the download will begin and complete. Once the download has completed, there may or may not be a message stating that the download completed successfully.

[Extracting files]

5. Make sure to be logged on with administrative privileges.
6. Locate the directory where the file was downloaded.
7. Locate the file that was downloaded and double-click it.
8. Follow the instructions on the screen.
9. In the "Select Destination Location" window, click Next. If you would like to select a different folder, click Browse.
10. In the "Ready to Install" window, click Install. All the necessary files will be extracted to the folder selected in the step 9.

[Installing files]

11. Make sure the checkbox next to "Install ..... now" is checked and click Finish.
12. Follow the instructions on the screen to complete installation and restart the computer.

Finally delete the file saved in Step 4.

• Refer to the "Manual Install" section, and download and extract the file.
• In the step 11 of the "Installing files" section, uncheck the checkbox next to "Install ..... now", and then click Finish to cancel installation.
• At the command line, execute setup.exe with the -S option.
  Example: [Path where the files were extracted]\setup -S

[Windows Vista]

1. Click Start.
2. Right-click Computer, and then click Properties.
3. At the left pane, click Device Manager.
4. Double-click the Sound, video and game controllers category.
5. Double-click Conexant High Definition SmartAudio 221 or Conexant 20561 SmartAudio HD.
6. Click the Driver tab.
7. Check Driver Version.

[Windows XP]

1. Click Start, click Control Panel, click Performance and Maintenance, and then click System.
   For Classic Start menu, click Start, select Settings, click Control Panel, and double-click System.
2. Click the Hardware tab, then click Device Manager
3. Double-click the Sound, video and game controllers category.
4. Double-click Conexant High Definition SmartAudio 221 or Conexant 20561 SmartAudio HD.
5. Click the Driver tab.
6. Check Driver Version.