HP COMPAQ BUSINESS NOTEBOOK PC X1000 Maintenance And Service Manual page 46

Flowchart 2.5—No Power, Part 4
Continued from
Section 2.4,
No Power, Part 3.
Open
notebook.
Loose or
damaged
parts?
N
Close
notebook and
retest.
Power on?
Y
Done
Maintenance and Service Guide
Y
Reseat loose
components and
boards and
replace damaged
items.
N
Replace the following items (if applicable).
Check notebook operation after each
replacement:
1. Internal DC-DC converter*
2. Internal AC adapter
3. Processor board*
4. System board*
*NOTE: Replace these items as a set to
prevent shorting out among components.
Troubleshooting
2–15