Troubleshooting Without Diagnostics
Solving Display Problems (Continued)
Problem | Cause | Solution |
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Blurry video or requested | If the graphics | Install the video drivers on the |
resolution cannot be set. | controller was | diskette included in the upgrade kit. |
| upgraded, the correct |
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| graphics drivers may |
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| not be loaded. |
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| Monitor is not capable | Change requested resolution. |
| of displaying requested |
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| resolution. |
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Screen goes blank. | You may have a screen | Press any key or type password. |
| blanking utility installed |
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| or energy saver |
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| features are enabled. |
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The picture is broken up, | The monitor | 1. Be sure the monitor cable is |
or it rolls, jitters, or flashes. | connections may be | securely connected to the |
| incomplete or the | computer. |
| monitor may be | 2. In a |
| incorrectly adjusted. | |
| another monitor is in close | |
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| |
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| proximity, be sure the monitors |
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| are not interfering with each |
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| other’s electromagnetic field by |
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| moving them apart. |
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| 3. Fluorescent lights or fans may |
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| be too close to the monitor. |
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Monitor overheats. | There is not enough | Leave at least 3 inches (7.6 cm) of |
| ventilation space for | ventilation space. Be sure there is |
| proper airflow. | nothing sitting on top of the monitor |
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| obstructing the air flow. |
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Troubleshooting Guide |