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Conexant Audio Software for Windows 8.1 (64-bit) - Thinkpad Edge E440, Edge E540

Operating System
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Conexant Audio Software
211.51 MB
Windows 8.1 (64-bit)
README for Conexant Audio Software
6.51 KB
Windows 8.1 (64-bit)

This package installs the software (Audio software) to enable the following device.

  • Conexant CX20751 SmartAudio HD


Supported ThinkPad Systems
Supported Operating System
Summary of Changes
Installation Instruction
Uninstallation Instruction
Determining which Version is Installed


Supported ThinkPad System
  • Edge E440, Edge E540
Supported Operating System
  • Microsoft Windows 8.1  64-bit
Summary of Changes


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

Version (J9AB06WW)

  • (Fix) Fixed an issue that Dolby icon is not available in Metro All Apps.

Version (J9AB04WW)

  • (New) Initial release for ThinkPad Edge E440, E540.
Installation Instruction


  • 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.
Manual Install

This section assumes to use Internet Explorer and Windows Explorer.

[Downloading file]

  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 Save.
  4. Choose the folder you would like to download the file to and click Save. 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 file]

  1. Make sure to be logged on with an administrator account.
  2. Locate the folder where the file was downloaded.
  3. Locate the file that was downloaded and double-click it.
  4. Follow the instructions on the screen.
  5. In the Select Destination Location window, click Next. If you would like to select a different folder, click Browse.
  6. In the Ready to Install window, click Install. All the necessary files will  be extracted to the folder selected in the step 11.

[Installing files]

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

Finally delete the file saved in the step 4.

Silent Installation

This is for system administrators' use only.

  1. Refer to the Manual Install section, and download and extract the file.
  2. In the step 11 of the Installing files section, uncheck the checkbox next to "Install ..... now", and then click Finish to cancel installation.
  3. At the command line, execute setup.exe with the -s option.
    Example: [Path where the files were extracted]\setup -s
Uninstallation Instruction
Manual Uninstall
    1. Start Windows and logon with an administrator account.
    2. Right-click on the lower left corner, then select Control Panel.
    3. Make sure "View by Category" is selected, and click Uninstall a program.
    4. Select Conexant HD Audio, and click Uninstall or Uninstall/Change.
    5. Follow the instructions on the screen to complete uninstallation and restart the computer.
      Determining which version is installed
        1. Right-click on the lower left corner, then select Device Manager.
        2. Double-click the Sound, video and game controllers category.
        3. Double-click Conexant CX20751 SmartAudio HD.
        4. Click the Driver tab.
        5. Check Driver Version.

          • Alias ID:
          • Document ID:DS039881
          • Last Updated :23 Jun 2014
          • (c) 2015 Lenovo