Monitor and video problems
Some monitors have their own self-tests. If you suspect a problem with your monitor, see the documentation that comes with the monitor for instructions for testing and adjusting the monitor. If you cannot diagnose the problem, call for service.
Two column table for documenting the symptom and the corresponding action for monitor and video problems.
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Symptom | Action |
Testing the monitor. |
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The screen is blank. |
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The monitor works when you turn on the server, but the screen goes blank when you start some application programs. |
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The monitor has screen jitter, or the screen image is wavy, unreadable, rolling, or distorted. |
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Wrong characters appear on the screen. |
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