A Troubleshooting
Solving Common Problems
The following table lists possible problems, the possible cause of each problem, and the recommended solutions:
Problem | Solution | |
|
| |
Power LED is not on. | Make sure the Power button is on, and the power cord is properly connected | |
to a grounded power outlet and to the monitor. | ||
| ||
|
| |
Screen is blank. | Connect the power cord. Turn on the power. | |
| Connect the video cable properly. See “Setting Up the Monitor” for more | |
| information. | |
| Press a key on the keyboard or move the mouse to turn off the screen- | |
| blanking utility. | |
Image appears blurred, | Press the Auto/OK button on the monitor front bezel. If this does not correct | |
indistinct, or too dark. | the image, press the Menu button to open the OSD menu, and adjust the | |
| brightness and contrast scales. | |
Image is not centered. | Press the Menu button to access the OSD menu. Select Picture, | |
| and then select Horizontal Position or Vertical Position to adjust the | |
| position of the image. | |
Check Video Cable | Connect the monitor VGA or DVI signal cable to the signal connector on | |
appears on screen. | the computer. Be sure that the computer power is off while connecting the | |
| video cable. | |
Input Signal Out of | Restart your computer and enter Safe Mode. Change your settings to a | |
Range appears on | supported setting (see the table in “Preset Video Modes” in Appendix B). | |
screen. | Restart your computer so that the new settings take effect. | |
Picture is fuzzy and has | Adjust the contrast and brightness controls. | |
ghosting, shadowing | Make sure that you are not using an extension cable or switch box. We | |
problem. | ||
| recommend plugging the monitor directly into the graphic card output | |
| connector on the back of your computer. | |
| The auto adjustment feature might fix this problem. | |
|
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22 Appendix A Troubleshooting | ENWW |