HP Compaq nx8220 Maintenance And Service Manual page 46

Troubleshooting
Flowchart 2.14—No OS Loading, Optical Drive
No OS
loading from
CD-ROM or
DVD-ROM drive.
Boots from
CD or DVD?
N
Reseat
drive.
2–22
Disc
in drive?
N
Install
bootable disc.
Y
Done
Boots from
CD or DVD?
N
Booting
from another
device?
Y
Booting
order
correct?
N
Correct boot
order using
the Setup utility.
Y
Bootable
disc in
drive?
Y
Try another
bootable disc.
Y
Done
N
Go to
"Flowchart 2.17—No
nfunctioning Device."
Y
Reset the notebook.
Refer to
Section 1.2,
"Resetting the
Notebook,"
instructions.
Maintenance and Service Guide
N
Install bootable
disc and
reboot
notebook.
Go to
"Flowchart 2.17—Non
functioning Device."
for