Model: Satellite M305-S4820, Satellite M305-S49203, Satellite P305D-S8834, Satellite Pro M300-S1002V, Satellite Pro U400-S1001X, Satellite Pro U400-SP2804, Satellite U405-SP6929R, Satellite U405D-S2852, Satellite U405D-S2902
Operating System: Windows Vista x64 (Note: might work with other versions of this os.)
This driver is needed to insure the proper operation of the sound device in your computer. This driver is required for playback of Wave and MIDI files. Change Points Corrected an issue where the internal microphone volume is to low during an internet phone call or recording.Save this file to a convenient location such as the Windows Desktop. Uninstall the existing Conexant Audio Driver by clicking Start, Control Panel, Uninstall a Program under the Programs heading, Conexant HD Audio, then Uninstall. Restart the computer. On the Windows Desktop, double-click the downloaded file to start the installation. Click OK, Unzip then OK again. If a User Account Control message is displayed, click Continue. A device driver installation wizard window will be displayed.Click OK at the Device driver installation window to start the installation. A device driver installation wizard window will be displayed. Click OK at the Device driver installation window to complete the installation. Restart the computer. Driver Version Verification. Run Device Manager. Double-click Conexant High Definition Smart Audio 221 under Sound, video and game controllers.Click the Driver tab and verify that the driver version is 22.214.171.124.