76
To enable IDE/ATAPI bus mastering:
1. Ensure that the operating system, Service Pack 3 software, and QFE update software
(
QFE
_
NTW
) are installed.
NOTE
The QFE update software includes an updated ATAPI device driver that should be installed
after Service Pack 3.
NOTE
For reasons of system performance, if a TR-4i tape drive or a Zip drive is installed, do not
enable DMA use on the IDE channel to which the drive is connected. A TR-4i tape drive or
Zip drive is usually connected to Channel 0 when installed at the factory.
2. Insert the Windows NT 4.0 Service Pack 3 CD-ROM into your system’s CD-ROM drive.
3. In Explorer or File Manager, navigate to the \
SUPPORT
\
UTILS
\
I
386 directory.
4. Double-click
DMACHECK
.
EXE
. The ATAPI DMA support dialog displays.
5. The Current DMA Usage boxes indicate which channels have IDE/ATAPI devices. For
each channel with an IDE/ATAPI device, click Enabled; then click OK.
6. Restart the system.
Installing Windows 95
Depending on your system’s configuration, you will need some or all of the following system
software during the installation process:
u
Windows 95 Operating System Service Release 2.5
u
SCSI adapter driver
u
Video display adapter driver
u
Network adapter driver
u
Sound card driver
u
Mouse driver
When reinstalling Windows 95, you must also reinstall various system software products
during and after operating system Setup.
You can create backup diskettes for these products using InterSite Version Manager.
See Chapter 2, “Setting Up the Software,” for more information on using InterSite Version
Manager to create system software backup diskettes.
To install Windows 95:
1. Insert the Windows 95 boot diskette in the floppy disk drive.
