Troubleshooting
Maintenance and Service Guide 2–15
Flowchart 2.5—No Power, Part 4
Y
N
Continued from
Section 2.4,
No Power, Part 3.
Reseat loose
components and
boards and
replace damaged
items.
Open
notebook.
Loose or
damaged
parts?
Y
Close
notebook and
retest.
Power on?
Done
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.
307503-003.book Page 15 Friday, April 4, 2003 3:37 PM
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