QDI (Speed Easy) ALC201 Driver Download

Download the latest version of the ALC201 driver for your computer's operating system. This version of "Alc201.zip" has been downloaded 634 times with a user rating of 5 out of 5 stars, based on 11 reviews. Our users report success installing this driver update on PCs running Windows XP. The total disk space used for this update is 8.1 MB.

11 Ratings

Supported Models


Avance AC'97 Audio for Intel(R) Audio Controller

Avance AC'97 Audio for SiS(R) Audio Controller

Avance AC'97 Audio for VIA (R) Audio Controller

Avance AC'97 Audio for VIA686/8231 Audio Controller

Avance AC'97 Audio for VIA8233 Audio Controller

Avance AC97 Audio

Avance SB Emulation


QDI (Speed Easy)

Avance Logic

Supported Operating Systems

Windows XP, Windows 2000, Windows NT4, Windows NT3.51, Windows ME, Windows 98, Windows 95

File Name

Versions (2002-04-09) via .inf
(2001-03-17) via .inf

Additional Notes


Sound Card Driver File

Uploaded By

Purushothaman (DG Staff Member) on 31-Mar-2005

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
Alc/ALCUPD.EXE 208.9 KB 19 Mar 2002
Alc/Setup.ini 2.0 KB 13 Mar 2002
Alc/Win9x/ALCX95.DRV 142.0 KB 16 Apr 2002
Alc/Win9x/ALSWWT16.DLL 86.9 KB 26 Nov 1999
Alc/Win9x/SWWTAC97.TON 3.1 MB 10 Nov 1999
Alc/Win9x/ALSWWT.DRV 14.9 KB 26 Nov 1999
Alc/Win9x/SWWTAC97.DAT 247.2 KB 10 Nov 1999
Alc/Win9x/VALCX95.INF 6.0 KB 8 Feb 2002
Alc/Win9x/VALCX95.VXD 97.4 KB 16 Apr 2002
Alc/Win9x/ALCX95.INI 1.1 KB 18 Jun 2001
Alc/WinNT4/Oemsetup.inf 662 bytes 23 Mar 2001
Alc/WinNT4/Alswwtnt.sys 114.3 KB 15 Oct 2000
Alc/WinNT4/AVANCE.INI 150 bytes 31 Mar 2000
Alc/WinNT4/ALSWWTNT.DAT 247.2 KB 22 Oct 1999
Alc/WinNT4/ALCXNT.SYS 187.8 KB 15 Apr 2002
Alc/WinNT4/MMDRV.DLL 20.5 KB 16 Jan 2001
Alc/WinNT4/Alswwtnt.dll 23.6 KB 15 Oct 2000
Alc/WinNT4/SoundMan.exe 155.6 KB 19 May 2000
Alc/WinNT4/ALCXNT.DLL 45.6 KB 15 Apr 2002
Alc/WinNT4/ALSWWTNT.TON 3.1 MB 22 Oct 1999
Alc/WinNT4/ALDAEMON.EXE 28.2 KB 15 Feb 2001
Alc/README.TXT 3.7 KB 16 Apr 2002
Alc/ALCXDEV.EXE 33.3 KB 17 Jan 2002
Alc/wdm/alcxwdm.sys 305.1 KB 9 Apr 2002
Alc/wdm/alcxwdm0.inf 44.5 KB 9 Apr 2002
Alc/wdm/Alcxwdm.cat 116.1 KB 15 Apr 2002
Alc/wdm/ALDAEMON.EXE 28.2 KB 15 Feb 2001
Alc/wdm/alcxwdm1.inf 53.2 KB 9 Apr 2002
Alc/DATA1.CAB 867.4 KB 19 Mar 2002
Alc/ALCCHKID.EXE 114.7 KB 16 Jan 2002
Alc/IKERNEL.EX_ 339.6 KB 5 Oct 2000
Alc/Setup.exe 139.3 KB 10 Jan 2000
Alc/ALCRMV9X.EXE 131.1 KB 16 Jan 2002
Alc/LAYOUT.BIN 422 bytes 19 Mar 2002
Alc/SetCDfmt.exe 23.6 KB 3 Dec 2001
Alc/DATA2.CAB 512 bytes 19 Mar 2002
Alc/ALCRMV.EXE 135.2 KB 16 Jan 2002

How to Update ALC201 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the ALC201 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 QDI (Speed Easy) ALC201 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 Driver Update Utility for QDI (Speed Easy) ALC201. It is a software utility which automatically finds and downloads the right driver.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

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.

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