HP PAVILLION ZD7000 - Page 46

2–22 Maintenance and Service Guide
Troubleshooting
Flowchart 2.12—No OS Loading, Hard Drive, Part 3
Y
System
files on hard
drive?
Continued from
Flowchart 2.11,
No OS Loading
from Hard Drive,
Part 2.
Clean virus.
Done
N
Install OS
and reboot.
Virus
on hard
drive?
OS
loading from
hard drive?
Y
N
Y
N
Y
N
Diagnostics
on diskette?
Replace
hard drive.
Run diagnostics
and follow
recommendations.
Run SCANDISK
and check for
bad sectors.
Can bad
sectors
be fixed?
Replace
hard drive.
Y
N
Y
N
Fix bad
sectors.
Boot from
hard drive?
Replace
hard drive.
Done
333621-001.book Page 22 Wednesday, September 17, 2003 12:24 PM