Troubleshooting
Flowchart 2.6—No Video, Part 1
No video.
Expansion base
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| base? |
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| Part 2.” | |
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| Internal or |
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| Adjust |
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| external |
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| brightness. | |
| display*? |
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External | Internal |
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| A |
| Adjust |
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*NOTE: To change from internal to external display, use the hotkey combination.
Y
Video OK? | Done |
N
Press lid
switch to ensure
operation.
Y
Y
Video OK?
N
Check for bent pins on cable.
Done | Video OK? | Done |
N
Replace the following one at a time. Test after each replacement.
1.Cable between notebook and notebook display (if applicable)
2.Display
3.System board
N
Video OK?
Y
Try
another display.
N
Internal and
external
video OK?
Y
Replace system board.
Done
Done
Maintenance and Service Guide |
