Troubleshooting Without Diagnostics
Solving Display ProblemsSolving Display Problems
Problem | Cause | Solution |
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Blank screen (no video). | The cable connections | Check the cable connections from |
| are not correct. | the monitor to the computer and to |
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| the electrical outlet. |
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| Screen blanking utility | Press any key or click the mouse |
| installed or energy | button and, if set, type your |
| saver features enabled. | password. |
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| System ROM is bad; | Reflash the ROM using a ROMPaq |
| system is running in | diskette. |
| FailSafe Boot Block |
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| mode (indicated by |
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| eight beeps). |
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| Ensure that the monitor can accept | |
| not sync at the | the same horizontal scan rate as the |
| resolution chosen. | resolution chosen. |
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| Computer is in | Press the power button to resume |
| standby mode. | from standby mode. |
ÄCAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose your data.
| Monitor cable plugged | If the computer system has both | |
| into the wrong | an integrated graphics connector | |
| connector. | and an AGP card connector, plug | |
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| the monitor cable into the AGP card | |
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| connector. | |
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| Monitor settings in the | 1. | Restart the computer and press |
| computer are not |
| F8 during startup when you see |
| compatible with the |
| “Press F8” in the bottom right |
| monitor. |
| corner of the screen. |
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| 2. | Using the keyboard arrow keys, |
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| select Enable VGA Mode |
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| and press Enter. |
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| 3. | In Windows Control Panel, |
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| and select the Settings tab. |
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| 4. | Use the sliding control to reset |
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| the resolution. |
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| Service Reference Guide |