HP TC4400 - Manual (Page 46)

2–18 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,
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