Troubleshooting Guide
2–18 www.hp.com Troubleshooting Guide
Troubleshooting Without Diagnostics
Nonsystem disk/NTLDR
missing message.
(continued)
Hard drive boot has
been disabled in
Computer Setup.
Run Computer Setup and enable the
hard drive entry in the Storage >
Boot Order list.
Bootable hard drive is
not attached as first in a
multi-hard drive
configuration.
If attempting to boot from an IDE
hard drive, ensure it is attached as
Primary Device 0. If attempting to
boot from a SATA hard drive, ensure
it is attached to SATA 0.
Bootable hard drive's
controller is not listed
first in the Boot Order.
Enter Computer Setup and select
Storage > Boot Order and
ensure the bootable hard drive's
controller is listed immediately under
the Hard Drive entry.
Parallel ATA (PATA) hard
drive does not perform
optimally.
You are using the wrong
cable for the drive type.
Reinstall the Ultra ATA hard drive
using an 80-conductor cable.
Computer will not start. Hard drive is damaged. Observe if the front panel Power LED
is blinking RED and if any beeps are
heard. See Appendix A, “POST
Error Messages” to determine
possible causes for the blinking red
and beep codes.
See the Worldwide Limited
Warranty for terms and conditions.
Computer seems to be
locked up.
Program in use has
stopped responding to
commands.
Attempt the normal Windows “Shut
Down” procedure. If this fails, press
the power button for four or more
seconds to turn off the power. To
restart the computer, press the
power button again.
Solving Hard Drive Problems (Continued)
Problem Cause Solution