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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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Screen is blank. | Power cord is disconnected. | Connect the power cord. |
Power button on front panel of the monitor is turned off.
Press the front panel power button.
NOTE: If pressing the power button has no effect, press and hold the power button for 10 seconds to disable the power button lockout feature.
| Video cable is improperly | Connect the video cable properly. Refer to Chapter |
| connected. | 3, Setting Up the Monitor on page 5 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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Screen image appears distorted; text is | The computer’s graphics card | Set the computer’s display resolution to the same |
fuzzy or blurred; image quality is | resolution is set lower or higher | mode as the monitor’s recommended native screen |
degraded. | than the monitor’s native | resolution to provide the best picture quality. |
| resolution. |
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Image appears blurred, indistinct, or | Brightness and contrast are | Press the |
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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Image is not centered | Position may need adjustment. | Press the Menu button to access the OSD menu. |
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| Select Image Control/Horizontal Position or Vertical |
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| Position to adjust the horizontal or vertical position |
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| of the image. |
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Check Video Cable is displayed on | Monitor video cable is | Connect the |
screen. | disconnected. | on the computer, or the VGA cable to the VGA |
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| connector on the computer. Be sure that the |
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| computer power is off while connecting the video |
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| cable. |
Input Signal Out of Range. Change Settings to 1280 x 1024 @ 60Hz is displayed on screen.
Video resolution and/or refresh rate are set higher than what the monitor supports.
Restart the computer and enter Safe Mode. Change the settings to a supported setting (see Recognizing Preset Display Resolutions on page 35). Restart the computer so that the new settings take effect.
30 Appendix A Troubleshooting | ENWW |