HP Compaq nc4000 Series Maintenance And Service Manual page 48

Flowchart 2.13—No OS Loading, Diskette Drive
OS not loading
from
diskette drive.
Nonsystem
disk message?
N
Boot
from another
device?
Y
Diskette
drive enabled
in the setup
utility?
Y
Is diskette
drive boot
order
correct?
N
Change boot
priority using
the setup utility.
Maintenance and Service Guide
Reseat
diskette drive.
Y
N
Go to
Section 2.17,
Nonfunctioning
Device.
N
Enable drive
and cold boot
notebook.
Y
Clear CMOS.
Refer to Section
1.2, "Clearing a
Password," for
instructions.
Go to
Section 2.17,
Nonfunctioning
Device.
OS
loading?
N
Bootable
diskette
in drive?
Y
Check diskette
for system files.
Try different
diskette.
Nonsystem
disk error?
N
OS
loading?
N
Troubleshooting
Y
Done
N
Install bootable
diskette and
reboot notebook.
Y
1. Replace
diskette drive.
2. Replace system
board.
Y
Done
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