Lenovo Thinkpad T420 Driver Download
The Thinkpad T420 is an audio device manufactured by Lenovo. This driver fixes problems with no sound or static or distorted sound, and can unlock advanced features of your audio device. This driver - "win8beta_83ax01ww.zip" - has been downloaded 66 times and is rated 5 out of 5 stars based on 11 reviews. It is compatible with PCs running Windows 8, among other operating systems. The total disk space used for this update is 52.2 MB.
Supported Models
Thinkpad T420
Conexant 20672 SmartAudio HD
Manufacturers
Supported Operating Systems
File Name
win8beta_83ax01ww.zip (52.2 MB)
Versions
8.32.34.0 (12-Apr-2012)
Additional Notes
Audio Driver File
Uploaded By
Karthika (DG Staff Member) on 15-Jun-2012
Related Driver Updates
How to Update Thinkpad T420 Device Drivers
Step 1 - Download Your Driver
To get the Thinkpad T420 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 Lenovo Thinkpad T420 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 Lenovo 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 Lenovo website. Most major device manufacturers update their drivers regularly.
Step 2 - Install Your Driver
Installing your newly downloaded driver is a straightforward process. Windows provides a dedicated tool called Device Manager for this purpose. Follow these steps to update your driver:
Access the Quick Access menu by right-clicking the Start button.
From the menu options, choose "Device Manager".
Within Device Manager, identify the device requiring the driver update.
Open the context menu for the device by right-clicking its name.
Select "Update driver" and proceed through the guided installation.
To complete the process, reboot your computer. This ensures the new driver is fully integrated into your system.
Regular driver updates contribute to optimal system performance and hardware compatibility.
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.
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| 83AX01WW/CxAudMsg/CxAudMsg.ini | 3.0 KB | 18 Feb 2011 |
| 83AX01WW/CxAudMsg/CxAudMsg32.exe | 190.6 KB | 17 Dec 2010 |
| 83AX01WW/CxAudMsg/CxAudMsg64.exe | 198.8 KB | 17 Dec 2010 |
| 83AX01WW/CxAudMsg/Setup.exe | 2.6 MB | 19 Feb 2011 |
| 83AX01WW/CxAudMsg/x64/setup64.exe | 3.0 MB | 19 Feb 2011 |
| 83AX01WW/ForteConfig/ForteConfig.ini | 28.7 KB | 11 Mar 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21CE.dat | 2.1 KB | 3 Dec 2010 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21CF.dat | 2.1 KB | 17 Dec 2010 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21D2.dat | 2.0 KB | 5 Jan 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21DA.dat | 2.0 KB | 9 Feb 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21DB.dat | 2.0 KB | 9 Feb 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21E1.dat | 2.2 KB | 17 Dec 2010 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21E2.dat | 2.0 KB | 24 Jan 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21E3.dat | 1.6 KB | 17 Nov 2010 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21E4.dat | 2.2 KB | 5 Jan 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21E8.dat | 2.0 KB | 21 Jun 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21EA.dat | 2.0 KB | 11 Mar 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21EB.dat | 2.0 KB | 11 Mar 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21EC.dat | 1.9 KB | 7 Jan 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21ED.dat | 1.9 KB | 7 Jan 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21EE.dat | 1.9 KB | 7 Jan 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21EF.dat | 1.9 KB | 7 Jan 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WRT17AA21F0.dat | 1.9 KB | 7 Jan 2011 |
| 83AX01WW/ForteConfig/ForteConfig/WXP17AA21CE.dat | 1.9 KB | 25 Feb 2011 |
| 83AX01WW/ForteConfig/ForteConfig/fmapp.exe | 49.6 KB | 27 Oct 2010 |
| 83AX01WW/ForteConfig/Setup.exe | 2.6 MB | 19 Feb 2011 |
| 83AX01WW/ForteConfig/x64/fmapp64.exe | 49.1 KB | 27 Oct 2010 |
| 83AX01WW/ForteConfig/x64/setup64.exe | 3.0 MB | 19 Feb 2011 |
| 83AX01WW/SAII/SA2Cmd.ini | 1.3 KB | 7 Jan 2011 |
| 83AX01WW/SAII/SA2Cpl.ini | 458 bytes | 12 Nov 2011 |
| 83AX01WW/SAII/SA2DPort.ini | 1.6 KB | 15 Jan 2011 |
| 83AX01WW/SAII/SA2LnApp.ini | 330 bytes | 3 Nov 2011 |
| 83AX01WW/SAII/SA2LnDlb.ini | 1.2 KB | 26 Jan 2011 |
| 83AX01WW/SAII/SA2LnvJp.ini | 351 bytes | 20 Jul 2010 |
| 83AX01WW/SAII/SA2LnvTb.INI | 633 bytes | 23 Aug 2011 |
| 83AX01WW/SAII/SA2NGEN.ini | 649 bytes | 20 Jul 2010 |
| 83AX01WW/SAII/SA2OptReg.ini | 565 bytes | 20 Jul 2010 |
| 83AX01WW/SAII/SA2SAM.ini | 382 bytes | 23 Oct 2010 |
| 83AX01WW/SAII/SA2Setup.ini | 2.4 KB | 28 Jan 2012 |
| 83AX01WW/SAII/SA2SmEq.INI | 54.5 KB | 20 Jul 2010 |
| 83AX01WW/SAII/SA2Srv5+.ini | 1.5 KB | 5 Apr 2011 |
| 83AX01WW/SAII/SAII.ini | 5.2 KB | 28 Jan 2012 |
| 83AX01WW/SAII/SAII/CXHDMI.dll | 17.5 KB | 11 Dec 2009 |
| 83AX01WW/SAII/SAII/CxHDAudioAPI.dll | 1.1 MB | 29 Oct 2011 |
| 83AX01WW/SAII/SAII/Interop.CxHDAudioAPILib.dll | 121.5 KB | 29 Oct 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab | 25.9 MB | 28 Jan 2012 |
| 83AX01WW/SAII/SAII/LangDlls.cab/ar-AE/SmartAudio.resources.dll | 356.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/cs-CZ/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/da-DK/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/de-DE/SmartAudio.resources.dll | 356.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/el-GR/SmartAudio.resources.dll | 360.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/en-US/SmartAudio.resources.dll | 7.2 MB | 27 Jan 2012 |
| 83AX01WW/SAII/SAII/LangDlls.cab/es-ES/SmartAudio.resources.dll | 356.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/fi-FI/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/fr-FR/SmartAudio.resources.dll | 356.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/he-IL/SmartAudio.resources.dll | 356.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/hr-HR/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/hu-HU/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/it-IT/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/ja-JP/SmartAudio.resources.dll | 356.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/ko-KR/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/nb-NO/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/nl-NL/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/pl-PL/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/pt-BR/SmartAudio.resources.dll | 356.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/pt-PT/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/ro-RO/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/ru-RU/SmartAudio.resources.dll | 360.4 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/sk-sk/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/sl-SI/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/sv-SE/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/th-TH/SmartAudio.resources.dll | 368.6 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/tr-TR/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/zh-CN/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/zh-Hans/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/zh-Hant/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/LangDlls.cab/zh-TW/SmartAudio.resources.dll | 352.3 KB | 29 Jun 2011 |
| 83AX01WW/SAII/SAII/SACmd32.exe | 341.6 KB | 8 Jan 2011 |
| 83AX01WW/SAII/SAII/SACmd64.exe | 379.0 KB | 8 Jan 2011 |
| 83AX01WW/SAII/SAII/SACpl.exe | 1.7 MB | 7 Dec 2011 |
| 83AX01WW/SAII/SAII/SASrv.exe | 447.1 KB | 2 Sep 2011 |
| 83AX01WW/SAII/SAII/SmartAudio.DisplayPort.dll | 19.6 KB | 28 Jan 2012 |
| 83AX01WW/SAII/SAII/SmartAudio.ForteMedia.dll | 196.7 KB | 28 Jan 2012 |
| 83AX01WW/SAII/SAII/SmartAudio.Net40.dll | 13.4 KB | 28 Jan 2012 |
| 83AX01WW/SAII/SAII/SmartAudio.exe | 903.3 KB | 28 Jan 2012 |
| 83AX01WW/SAII/SAII/SmartAudio.exe.config | 256 bytes | 1 Nov 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab | 2.3 MB | 28 Jan 2012 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/BlueStream.wav | 56.9 KB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/CenterSpeakerStream.wav | 1.3 MB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/LeftSpeakerStream.wav | 1.3 MB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/RearLeftSpeakerStream.wav | 1.3 MB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/RearLeftSpeakerStreamQuad.wav | 1.3 MB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/RearRightSpeakerStream.wav | 1.3 MB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/RearRightSpeakerStreamQuad.wav | 1.3 MB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/RedStream.wav | 57.5 KB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/RightSpeakerStream.wav | 1.3 MB | 20 Jan 2011 |
| 83AX01WW/SAII/SAII/WaveSamples.cab/SubwooferStream.wav | 1.4 MB | 20 Jan 2011 |
| 83AX01WW/SAII/Setup.exe | 2.8 MB | 11 Oct 2011 |
| 83AX01WW/SAII/x64/Setup64.exe | 3.7 MB | 11 Oct 2011 |
| 83AX01WW/Setup.exe | 2.8 MB | 11 Oct 2011 |
| 83AX01WW/WRT/x64/ALTMIXER.INI | 1.8 KB | 29 Oct 2010 |
| 83AX01WW/WRT/x64/CHDRT64.sys | 1.6 MB | 11 Nov 2011 |
| 83AX01WW/WRT/x64/CX64AP40.dll | 1.5 MB | 17 Dec 2010 |
| 83AX01WW/WRT/x64/CxPageMaster64.dll | 50.3 KB | 24 Nov 2010 |
| 83AX01WW/WRT/x64/DIFxAPI.dll | 524.8 KB | 2 Oct 2006 |
| 83AX01WW/WRT/x64/DisablePuma.ini | 251 bytes | 5 Apr 2011 |
| 83AX01WW/WRT/x64/EEA64A.dll | 118.1 KB | 12 May 2011 |
| 83AX01WW/WRT/x64/EED64A.dll | 426.3 KB | 12 May 2011 |
| 83AX01WW/WRT/x64/EEG64A.dll | 74.1 KB | 12 May 2011 |
| 83AX01WW/WRT/x64/EEL64A.dll | 136.0 KB | 12 May 2011 |
| 83AX01WW/WRT/x64/EEP64A.dll | 3.3 MB | 12 May 2011 |
| 83AX01WW/WRT/x64/FMAPO64.dll | 2.1 MB | 18 Feb 2011 |
| 83AX01WW/WRT/x64/MIXER.INI | 30.9 KB | 19 Jan 2011 |
| 83AX01WW/WRT/x64/UCI64A88.dll | 569.0 KB | 22 Feb 2012 |
| 83AX01WW/WRT/x64/UIU64a.exe | 3.7 MB | 11 Oct 2011 |
| 83AX01WW/WRT/x64/VoipUpdate.ini | 1.4 KB | 21 Jun 2011 |
| 83AX01WW/WRT/x64/chdrt.cat | 16.2 KB | 23 Feb 2012 |
| 83AX01WW/WRT/x64/chdrt.inf | 217.6 KB | 23 Feb 2012 |
| 83AX01WW/WRT/x64/inst_cxaudmsg.ini | 161 bytes | 13 Sep 2011 |
| 83AX01WW/WRT/x64/inst_forte.ini | 166 bytes | 13 Sep 2011 |
| 83AX01WW/WRT/x64/inst_saii.ini | 232 bytes | 13 Sep 2011 |
| 83AX01WW/WRT/x86/ALTMIXER.INI | 1.8 KB | 29 Oct 2010 |
| 83AX01WW/WRT/x86/CHDRT32.sys | 1.3 MB | 11 Nov 2011 |
| 83AX01WW/WRT/x86/CX32AP40.dll | 1.5 MB | 17 Dec 2010 |
| 83AX01WW/WRT/x86/CxPageMaster32.dll | 43.1 KB | 24 Nov 2010 |
| 83AX01WW/WRT/x86/DIFxAPI.dll | 320.0 KB | 2 Oct 2006 |
| 83AX01WW/WRT/x86/DisablePuma.ini | 251 bytes | 5 Apr 2011 |
| 83AX01WW/WRT/x86/EEA32A.dll | 88.4 KB | 12 May 2011 |
| 83AX01WW/WRT/x86/EED32A.dll | 345.9 KB | 12 May 2011 |
| 83AX01WW/WRT/x86/EEG32A.dll | 61.3 KB | 12 May 2011 |
| 83AX01WW/WRT/x86/EEL32A.dll | 103.3 KB | 12 May 2011 |
| 83AX01WW/WRT/x86/EEP32A.dll | 3.3 MB | 12 May 2011 |
| 83AX01WW/WRT/x86/FMAPO.dll | 1.7 MB | 18 Feb 2011 |
| 83AX01WW/WRT/x86/MIXER.INI | 30.9 KB | 19 Jan 2011 |
| 83AX01WW/WRT/x86/UCI32A88.dll | 387.7 KB | 22 Feb 2012 |
| 83AX01WW/WRT/x86/UIU32a.exe | 2.8 MB | 11 Oct 2011 |
| 83AX01WW/WRT/x86/VoipUpdate.ini | 1.4 KB | 21 Jun 2011 |
| 83AX01WW/WRT/x86/chdrt.cat | 16.2 KB | 23 Feb 2012 |
| 83AX01WW/WRT/x86/chdrt.inf | 217.1 KB | 23 Feb 2012 |
| 83AX01WW/WRT/x86/inst_cxaudmsg.ini | 161 bytes | 13 Sep 2011 |
| 83AX01WW/WRT/x86/inst_forte.ini | 166 bytes | 13 Sep 2011 |
| 83AX01WW/WRT/x86/inst_saii.ini | 232 bytes | 13 Sep 2011 |
| 83AX01WW/XP/x64/ALTMIXER.INI | 1.8 KB | 29 Oct 2010 |
| 83AX01WW/XP/x64/CHDRT64.sys | 1.6 MB | 11 Nov 2011 |
| 83AX01WW/XP/x64/MIXER.INI | 30.9 KB | 19 Jan 2011 |
| 83AX01WW/XP/x64/UCI64A88.dll | 569.0 KB | 22 Feb 2012 |
| 83AX01WW/XP/x64/UIU64a.exe | 3.7 MB | 11 Oct 2011 |
| 83AX01WW/XP/x64/VoipUpdate.ini | 1.4 KB | 21 Jun 2011 |
| 83AX01WW/XP/x64/chdrt.cat | 12.2 KB | 23 Feb 2012 |
| 83AX01WW/XP/x64/chdrt.inf | 173.4 KB | 23 Feb 2012 |
| 83AX01WW/XP/x64/inst_forte.ini | 166 bytes | 13 Sep 2011 |
| 83AX01WW/XP/x64/inst_saii.ini | 232 bytes | 13 Sep 2011 |
| 83AX01WW/XP/x86/ALTMIXER.INI | 1.8 KB | 29 Oct 2010 |
| 83AX01WW/XP/x86/CHDRT32.sys | 1.3 MB | 11 Nov 2011 |
| 83AX01WW/XP/x86/MIXER.INI | 30.9 KB | 19 Jan 2011 |
| 83AX01WW/XP/x86/UCI32A88.dll | 387.7 KB | 22 Feb 2012 |
| 83AX01WW/XP/x86/UIU32a.exe | 2.8 MB | 11 Oct 2011 |
| 83AX01WW/XP/x86/VoipUpdate.ini | 1.4 KB | 21 Jun 2011 |
| 83AX01WW/XP/x86/chdrt.cat | 12.1 KB | 23 Feb 2012 |
| 83AX01WW/XP/x86/chdrt.inf | 173.0 KB | 23 Feb 2012 |
| 83AX01WW/XP/x86/inst_forte.ini | 166 bytes | 13 Sep 2011 |
| 83AX01WW/XP/x86/inst_saii.ini | 232 bytes | 13 Sep 2011 |
| 83AX01WW/readme.ini | 383 bytes | 11 Aug 2010 |
| 83AX01WW/readme.txt | 2.9 KB | 8 Apr 2011 |
| 83AX01WW/setup.ini | 765 bytes | 10 Nov 2011 |
| 83AX01WW/ver_aud.txt | 1.4 KB | 23 Feb 2012 |