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| Troubleshooting |
| Symptom Charts/Video - 11 | |
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| Note: If the sleep light is blinking and the computer is not in |
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No display, but | |||||
computer appears to | sleep mode, reset the power manager. | ||||
operate correctly | 1 | Insert a disk into the floppy drive and press | |||
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| 2 | eject a disk) to verify that computer is working. | |
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| Adjust screen contrast and brightness settings. | ||
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| 3 | Verify display cable, inverter board, trackpad, keyboard, | |
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| 4 | and logic board connections. | |
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| Connect power adapter. | ||
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| 5 | Replace inverter board. | |
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| 6 | Replace display. | |
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| 7 | Replace logic board. | |
