
A Troubleshooting
Solving Common Problems
The following table lists possible problems, the possible cause of each problem, and the recommended solutions.
Problem | Possible Cause | Solution |
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Power LED is not on. | Power is not on. | Ensure that the power cord is properly connected |
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| to a grounded power outlet and to the monitor, and |
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| the monitor power button is on. |
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| Bezel power LED is turned off | Press the Menu button to open the OSD and select |
| in the OSD. | Management > Bezel Power LED, then set it to On |
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| mode. |
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Screen is blank. | Power cord is disconnected. | Connect the power cord. |
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| Power button on front panel of | Press the front panel power button. |
| the monitor is turned off. | NOTE: If pressing the power button has no |
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| |
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| effect, press and hold the power button for 10 |
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| seconds to disable the power button lockout |
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| feature. |
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| Video cable is improperly | Connect the video cable properly. Refer to Chapter |
| connected. | 3, Setting Up the Monitor on page 4 for more |
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| information. |
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| Screen blanking is active. | Press any key on the keyboard or move the mouse |
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| to inactivate the screen blanking utility. |
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Touch function is not working. | USB cable is not connected. | Connect the provided USB cable between the |
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| monitor and computer. |
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| Touch driver is not installed | If your system is running Windows XP, install the |
| (Windows XP only). | touch driver from the CD provided. |
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Screen image appears distorted; text | The computer’s graphics card | Set the computer’s display resolution to the same |
is fuzzy or blurred; image quality is | resolution is set lower or | mode as the monitor’s recommended native |
degraded. | higher than the monitor’s | screen resolution to provide the best picture |
| native resolution. | quality. |
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Image appears blurred, indistinct, or | Brightness and contrast are | Press the Auto/OK button on the front panel. If this |
too dark. | too low. | does not correct the image, press the Menu button |
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| to open the OSD Menu, and adjust the brightness |
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| and contrast scales as needed. |
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Picture bounces, flickers, or wave | Interference from another | Move electrical devices that may cause electrical |
pattern is present in the picture. | electrical device. | interference as far away from the monitor as |
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| possible. |
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Image is not centered | Position may need | Press the Menu button to access the OSD menu. |
| adjustment. | Select Image Control/Horizontal Position or |
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| Vertical Position to adjust the horizontal or vertical |
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| position of the image. |
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ENWW | Solving Common Problems 31 |