Compaq Evo N800c Series Maintenance And Service Manual page 43

Troubleshooting
Flowchart 2.12—No OS Loading from Hard Drive, Part 3
Continued from
Section 2.11,
No OS Loading
from Hard Drive,
Part 2.
System
files on hard
drive?
Y
Virus
on hard
drive?
N
Run SCANDISK
and check for
bad sectors.
Can bad
sectors
be fixed?
Y
Fix bad
sectors.
2–22
N
Y
Clean virus.
N
Replace
hard drive.
Boot from
hard drive?
Y
Done
Install OS
and reboot.
OS
loading from
hard drive?
N
Diagnostics
on diskette?
N
Run diagnostics
and follow
recommendations.
N
Replace
hard drive.
Maintenance and Service Guide
Y
Done
Y
Replace
hard drive.