To install support for the Creative Labs Sound Blaster sound cards listed
above, install the Pnpisa.sys driver to enumerate the settings for the
sound card, and then install the drivers available on the Windows NT
CD-ROM. To do so, use the steps listed below.
You must have Administrative privileges to complete these steps.
You may want to install the updated drivers available from Creative
Labs instead of the drivers included with Windows NT 4.0.
If you choose to install drivers available from Creative Labs and you
installed Windows NT 4.0 Service Pack 3, run the Devpre utility
available with Service Pack 3 to install Creative Labs drivers. Remove
any previous sound drivers, if present (see step 2 below). If you
downloaded Service Pack 3, place the self-extracting Nt4sp3_i.exe file
in a temporary folder and extract the files. To extract the files,
type "nt4sp3_i.exe /x" (without quotation marks) at a command prompt.
To run the Devpre utility, type "devpre devupd.inf" (without quotation
marks) at a command prompt in the temporary folder. Type the path to
the Creative Lab drivers when you are prompted.
Steps to Install Sound Blaster Drivers
Install Windows NT 4.0 Service Pack 3 if it is not already installed.
For more information about the availability of Windows NT 4.0 service
packs, see the following article in the Microsoft Knowledge Base:
TITLE : How to Obtain the Latest Windows NT 4.0 Service Pack
To install Service Pack 3, open the folder containing the self-
extracting executable file, double-click the Nt4sp3_i.exe file, and
then click Yes when you are prompted to install Service Pack 3.
If any sound drivers are installed, remove them. To do so, follow these
Click Start, point to Settings, and then click Control Panel.
Double-click Multimedia, double-click Audio Devices on the Devices
tab, click the audio device listed, if any device is present, and
then click Remove. Note that this step also removes any
corresponding Musical Instrument Device Interface (MIDI), sound
mixer, and line device drivers.
If more than one sound driver is listed, repeat step B for each
Restart your computer.
Place the Windows NT 4.0 CD-ROM in your CD-ROM drive, open the
Drvlib\Pnpisa\x86 folder on the CD-ROM, right-click the Pnpisa.inf
file, and then click Install. Restart your computer when you are
Note that you may not see the Pnpisa.inf file if Windows NT Explorer
is set to hide extensions for known file types. To see the file, click
Options on the View menu, click the Show All Files check box to select
it, click the "Hide extensions for known files types" check box to
clear it, and then click OK. Complete step 3.
When the New Hardware Found message appears and you are prompted how
to install a driver, click "Driver from disk provided by hardware
manufacturer" in the Select Device box.
If you choose to install the sound drivers provided by Microsoft, type
the following path, and then click OK:
If you choose to use the drivers provided by Creative Labs, type the
path to the Creative Labs driver files.
NOTE: See the note at the beginning of this article about installing
Creative Labs drivers with Windows NT 4.0 Service Pack 3.
If you are prompted for a driver for the Creative Labs 3D Stereo
Enhancement Technology device, click Windows NT Default Driver, and
then click OK.
If you are prompted for a driver for the "IDE CD-ROM (ATAPI 1.2)
/Standard IDE/ESDI Hard Disk Controller" device, click "Do not install
a driver (Windows NT will not prompt you again)."
If you are prompted for a driver for the Microsoft Joystick Port
Enabler device, click Windows NT Default Driver, and then click OK.
NOTE: If this choice is not available, click "Driver from disk
provided by hardware manufacturer," and then type the following path
to the Windows NT 4.0 Joystick Port Enabler driver
where <cdrom> is the drive letter for the CD-ROM drive.
Restart the computer.
If you have problems installing a Sound Blaster device, please contact
The third-party products discussed in this article are manufactured by
a vendor independent of Microsoft; we make no warranty, implied or
otherwise, regarding these products' performance or reliability.