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