I/O Magic OPTi Plug-N-Play MPU-401 Driver Download

IO Magic Drivers

The OPTi Plug-N-Play MPU-401 is an audio device manufactured by IO Magic. This driver fixes problems with no sound or static or distorted sound, and can unlock advanced features of your audio device. This driver - "MagicSound16.zip" - has been downloaded 10,354 times and is rated 4 out of 5 stars based on 89 reviews. Visitors have successfully installed this driver on PCs running Windows XP. The total disk space used for this update is 1.1 MB.

I/O Magic OPTi Plug-N-Play MPU-401 Automatic Driver Update Utility
89 Ratings (see all reviews)

Supported Models

Opti 931/933 Chipset

Communications Port

OPTi Plug-N-Play Device

OPTi Plug-N-Play Joystick Controller

OPTi Plug-N-Play MPU-401

OPTi Plug-N-Play Sound System

Standard IDE/ESDI Hard Disk Controller


I/O Magic


Supported Operating Systems

Windows 2003, Windows XP, Windows 2000, Windows NT4, Windows ME, Windows 98SE, Windows 98, Windows 95

File Name

Additional Notes

Windows 3.x/95/98/NT/DOS

This is the original drivers for the MagicSound 16 with the Opti 931/933 Chipset. Works like any standard driver unzip, tell Windows "have disk" and tell it where you unzipped it. Thats it.

Uploaded By

Kris Ostergard (DG Member) on 25-Apr-2000

Most Helpful Reviews

4 of 5 people found the following review helpful:

12 Nov 2007

Installation:  out of 5
Stability:  out of 5
Compatibility:  out of 5
"Nemtudtam hasznlni a Driver-t , mert sajnos, nemtudom, hogy nem-e a krtya rossz :("
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See all I/O Magic OPTi Plug-N-Play MPU-401 ratings and reviews

How to Update OPTi Plug-N-Play MPU-401 Device Drivers

Step 1 - Download Your Driver

To get the OPTi Plug-N-Play MPU-401 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 I/O Magic OPTi Plug-N-Play MPU-401 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 I/O Magic 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 I/O Magic website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

After you get your new driver, you need to put it on your computer. On Windows, there's a tool called Device Manager that helps with this. It shows you all the parts of your computer and the drivers they use. To finish setting up the new driver, you'll probably need to turn your computer off and on again.

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
TOOLS.Z 151.8 KB 7 Aug 1997
SNDTUNE.EXE 16.7 KB 7 Aug 1997
SND93X.SYS 90.4 KB 7 Aug 1997
RM931DRV.EXE 168.4 KB 7 Aug 1997
SND931P.INF 11.0 KB 7 Aug 1997
VOLUME.CFG 62 bytes 7 Aug 1997
WINDRV.Z 74.3 KB 7 Aug 1997
SETUP.INS 10.0 KB 7 Aug 1997
WINAPP.Z 58.8 KB 7 Aug 1997
README.TXT 11.8 KB 7 Aug 1997
SNDM401P.DRV 9.2 KB 7 Aug 1997
SND3INIT.SYS 11.7 KB 7 Aug 1997
SND931P.DRV 62.0 KB 7 Aug 1997
MIDIMAP.CFG 18.2 KB 7 Aug 1997
SNDOPL3P.DRV 18.6 KB 7 Aug 1997
SOUND16.CFG 1.1 KB 7 Aug 1997
SETUP.EXE 47.6 KB 7 Aug 1997
ADSROM.BIN 401 bytes 7 Aug 1997
MIXER.CFG 406 bytes 14 Feb 1997
SND93X.DLL 109.1 KB 7 Aug 1997
_SETUP.LIB 22.6 KB 7 Aug 1997
SNDM401P.VXD 13.4 KB 7 Aug 1997
CONFIG.Z 188.5 KB 7 Aug 1997
MBSROM.BIN 386 bytes 7 Aug 1997
INSTALL.DAT 8.8 KB 7 Aug 1997
DISK1.ID 3 bytes 7 Aug 1997
CONFIG.TXT 3.5 KB 7 Aug 1997
SND_AUX.INF 2.9 KB 7 Aug 1997
MIX931.INI 955 bytes 7 Aug 1997
SETUP.INI 62 bytes 7 Aug 1997
_SETUP.DLL 10.8 KB 7 Aug 1997
SETUP.DAT 832 bytes 7 Aug 1997
_INST16.EX_ 276.3 KB 7 Aug 1997
UNISTALL.Z 485 bytes 7 Aug 1997
SND931P.VXD 35.5 KB 7 Aug 1997
README.NT 8.7 KB 7 Aug 1997
SETUP.INF 1.6 KB 7 Aug 1997
OEMSETUP.INF 271 bytes 18 Sep 1996
SETUP.PKG 530 bytes 7 Aug 1997
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