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| Troubleshooting |
| Symptom Charts/Video (Continued) - 16 | |
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| Video (Continued) |
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No display, but | PowerBook Duo 210/230/250/280: | ||||
computer appears to | 1 | Adjust screen contrast. | |||
operate correctly | 2 | Check logic board cable connections. | |||
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| 3 | Connect power adapter. | |
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| 4 | Duo 210/230: Replace display. | |
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| 5 | Duo 250/280: Replace display (CPRC/Int’l only). | |
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| 6 | Replace logic board. | |
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| 7 | Return computer to Apple. | |
