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2–32 Troubleshooting Guide
Troubleshooting Without Diagnostics
Solving SCSI Problems
If you encounter SCSI device problems, see the common causes and
solutions listed in the following table.
Solving SCSI Problems
Problem Cause Solution
System with UATA and
SCSI drives will not boot
from SCSI hard drive.
A UATA drive is
attached, the IDE
controller is enabled,
and the Integrated IDE
controller is listed
before the SCSI
adapter in Setup’s
Storage > Controller
Order
menu.
Under Computer Setup, select
Storage > Controller Order,
and
move the Integrated IDE controller
to the end of the list.
System without a UATA
drive will not boot from a
SCSI drive.
The SCSI drive is not
configured correctly.
Ensure that drive cabling and
jumpers are set correctly. To boot
a SCSI drive, set the drive ID
number to 0.
Hard drive boot has
been disabled in
Computer Setup.
Under Computer Setup, select
Storage > Boot Order,
and enable
the Hard Drive entry.
SCSI hard drives are not
recognized after being
installed when running
under Windows NT.
SCSI drivers were
not installed on the
system prior to the
Windows NT
installation.
Install the SCSI drivers on your
system first, then install
Windows NT.
To download SCSI drivers for your
Compaq system, visit the Compaq
Web site at
www.compaq.com/support
For information on installing SCSI
drivers, see Appendix E, “Installing
SCSI Drivers for Windows NT
Installation.”
177620-006.book Page 32 Thursday, March 14, 2002 3:16 PM