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2-8 Dell Precision 210 Desktop Systems User’s Guide
DELL CONFIDENTIAL - Preliminary 8/17/98
FILE LOCATION:
S:\SYSTEMS\Aftershock\UG\9371D\9371dc20.fm
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Bus-mastering EIDE drivers (provided for Windows 95 or Windows 98 operating sys-
tems) offer a performance improvement by off-loading certain functions from the
system microprocessor during multithreaded operations. The bus-mastering driver for
your operating system has been installed by Dell and is operative when you receive
your computer. No further installation or configuration is needed.
A backup copy of the Windows 95 or Windows 98 driver is provided with the Win-
dows 95 or Windows 98 CD. This driver will be reinstalled automatically if you reinstall
Windows 95 or Windows 98. However, the driver is disabled until you complete the
steps provided in “Enabling the Windows 95 or Windows 98 Bus-Mastering EIDE
Driver” found later in this chapter.
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NOTE: Bus-mastering EIDE support is provided only in Windows 95 versions
4.00.950 B and later and Windows 98.
If you have disabled the Windows 95 or Windows 98 bus-mastering EIDE driver and
want to reenable it, or if you have reinstalled Windows 95 or Windows 98 from CD
and want to enable the bus-mastering EIDE driver, perform the following steps:
1. Start the Windows 95 or Windows 98 operating system.
2. Double-click My Computer.
3. Double-click Control Panel.
4. Double-click the System icon.
5. Click the Device Manager tab.
6. Double-click the Disk Drives icon.
7. Double-click the icon for EIDE (or IDE) drives.
8. Click the Settings tab.
9. Click the DMA check box and click OK.
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Microsoft updated ATAPI drivers (provided for the Windows NT 4.0 operating system)
offer a performance improvement by off-loading certain functions from the system
processor during multithreaded operations. Dell has installed the Microsoft updated
ATAPI driver for your operating system, and it is operative when you receive your
computer. No further installation or configuration is needed.
NOTE: If Windows NT 4.0 is reinstalled, the Microsoft updated ATAPI drivers must
also be reinstalled.