The High Definition SmartAudio 221 is an audio device manufactured by Conexant. This driver fixes problems with no sound or static or distorted sound, and can unlock advanced features of your audio device. This version of "R192894.EXE" has been downloaded 1,399 times with a user rating of 5 out of 5 stars, based on 16 reviews. It has been installed successfully by our users on PCs running Windows XP. The total disk space used for this update is 7.3 MB.
Conexant High Definition SmartAudio 221
Windows XP
R192894.EXE (7.3 MB)
3.49.4.50 (2008-05-29) via .inf
Haytham Gad (DG Member) on 7-Jan-2009
See all Conexant High Definition SmartAudio 221 ratings and reviews
HDAUDIO\FUNC_01&VEN_14F1&DEV_5051&SUBSYS_10280298
HDAUDIO\FUNC_01&VEN_14F1&DEV_5051&SUBSYS_10280298&REV_1000
HDAUDIO\FUNC_01&VEN_14F1&DEV_5051&SUBSYS_1028029A
HDAUDIO\FUNC_01&VEN_14F1&DEV_5051&SUBSYS_1028029A&REV_1000
HDAUDIO\FUNC_01&VEN_14F1&DEV_5051&SUBSYS_1028029A&REV_1000\4&36D388F1&0&0001
HDAUDIO\FUNC_01&VEN_14F1&DEV_5051
To get the Conexant High Definition SmartAudio 221 driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Conexant High Definition SmartAudio 221 into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Conexant Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the Conexant website. Most major device manufacturers update their drivers regularly.
To install your new driver on Windows:
Right-click the Start button.
Click "Device Manager"
Find your device in the list.
Right-click the device and select "Update driver"
Follow the steps on screen.
Restart your computer when done.
This keeps your computer working at its best.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| CHDAU32.sys | 737.8 KB | 22 Apr 2008 |
| ISACS.ini | 173 bytes | 26 Jun 2007 |
| Setup.exe | 1.0 MB | 28 Mar 2008 |
| SmAudio/Setup.exe | 1.0 MB | 28 Mar 2008 |
| SmAudio/SmAudio.ini | 11.0 KB | 17 Apr 2008 |
| SmAudio/SmAudio/BlueStream.wav | 56.9 KB | 20 Nov 2007 |
| SmAudio/SmAudio/CnxtMusic.WAV | 3.2 MB | 20 Nov 2007 |
| SmAudio/SmAudio/CnxtVoice.WAV | 439.5 KB | 20 Nov 2007 |
| SmAudio/SmAudio/RedStream.wav | 57.5 KB | 20 Nov 2007 |
| SmAudio/SmAudio/SmAudio.exe | 2.7 MB | 23 Apr 2008 |
| SmAudio/SmAudio/dll/res0401.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0404.dll | 28.7 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0405.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0406.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0407.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0408.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0409.dll | 32.8 KB | 3 Apr 2008 |
| SmAudio/SmAudio/dll/res040a.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res040b.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res040c.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res040d.dll | 28.7 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res040e.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0410.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0411.dll | 28.7 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0412.dll | 28.7 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0413.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0414.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0415.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0416.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0419.dll | 32.8 KB | 4 Dec 2007 |
| SmAudio/SmAudio/dll/res041d.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res041e.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res041f.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0804.dll | 28.7 KB | 21 Nov 2007 |
| SmAudio/SmAudio/dll/res0816.dll | 32.8 KB | 21 Nov 2007 |
| SmAudio/x64/setup64.exe | 1.3 MB | 28 Mar 2008 |
| UCI32A27.dll | 229.4 KB | 25 Jan 2008 |
| UIU32a.exe | 1.0 MB | 28 Mar 2008 |
| VM-062608.ini | 8.8 KB | 27 Jun 2008 |
| VM89He5a.inf | 29.6 KB | 29 May 2008 |
| vm89he5a.cat | 12.2 KB | 18 Jun 2008 |