Troubleshooting
If you have a problem setting up or using the monitor, use the following troubleshooting actions to try to solve the problem before contacting APC Worldwide Customer Support at a phone number listed at the back of this manual.
What is seen... | Suggested Action | Reference |
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The screen is blank, and the | Ensure that the power cord is firmly connected |
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power indicator is off | and that the monitor is on. |
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“No Connection, Check | • Ensure that the signal cable is firmly |
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Signal Cable” | connected to the computer system or video |
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| board. |
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| • Ensure that the computer system is turned on. |
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“Video mode not | • Check the maximum resolution and the | “Specifications” on |
supported” | frequency on the video port of the computer | page 18 |
| system. |
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| • Compare these values with the data in the |
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| Display resolution section of the LCD Panel |
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| specifications table. |
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The image is too light or too | Adjust Brightness and Contrast. | “Main Menu” on |
dark |
| page 13 |
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Vertical bars flicker, or | Adjust the Phase function. | “Main Menu” on |
shimmer on the image |
| page 13 |
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The screen is blank and the | The monitor is using its power management |
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power indicator light blinks | system. Move the computer system’s mouse, |
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every | or press a key on the keyboard. |
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The image is not stable or | Check that the display resolution and | “Specifications” on |
appears to vibrate | frequency from your computer system or | page 18 |
| video board matches an available mode for |
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| your monitor. |
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The image is not centered | Adjust the horizontal and vertical positions. | “Main Menu” on |
on the screen |
| page 13 |
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Rack LCD Monitor Keyboard Mouse Installation | 17 |
