HP Evo n410c Compaq Evo Notebook N410c Series and N410c Series Maintenance and - Page 47
Flowchart 2.5 - No Power, Part 4 - dc dc converter
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Flowchart 2.5 - No Power, Part 4 Continued from Flowchart 2.4, No Power, Part 3. Troubleshooting Open notebook. Y Loose or damaged parts? N Reseat loose components and boards and replace damaged items. Close notebook and retest. N Power on? Y Done 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* *Replace these items as a set to prevent shorting out among components. Maintenance and Service Guide 2-15
Troubleshooting
Maintenance and Service Guide
2–15
Flowchart 2.5 - No Power, Part 4
Y
N
Continued from
Flowchart 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*
*Replace these items as a set to prevent
shorting out among components.