No Power, Part 3 - HP Compaq Presario,Presario X1001 Maintenance And Service Manual

Troubleshooting
Flowchart 2.5—No Power, Part 4
Continued from
Flowchart 2.4,

No Power, Part 3.

Open
notebook.
Loose or
damaged
parts?
N
Close
notebook and
retest.
Power on?
Y
Done
2–12
Y
Reseat loose
components and
boards, and
replace damaged
items.
Replace the following items (if applicable) in
N
the order given. Check notebook operation
after each replacement step:
1. Internal DC-DC converter, processor, and
system board
2. Processor
3. System board
4. Internal AC adapter
Maintenance and Service Guide