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

 

 

 

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

 

 

information.

 

 

 

 

Screen blanking is active.

Press any key on the keyboard or move the mouse

 

 

to inactivate the screen blanking utility.

 

 

 

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.

 

 

 

 

Image appears blurred, indistinct, or

Brightness and contrast are

Press the –/Autobutton on the front panel. If this

too dark.

too low.

does not correct the image, press the Menu button

 

 

to open the OSD Menu, and adjust the brightness

 

 

and contrast scales as needed.

 

 

 

Image is not centered

Position may need adjustment.

Press the Menu button to access the OSD menu.

 

 

Select Image Control/Horizontal Position or Vertical

 

 

Position to adjust the horizontal or vertical position

 

 

of the image.

 

 

 

Check Video Cable is displayed on

Monitor video cable is

Connect the DVI-D signal cable to the DVI connector

screen.

disconnected.

on the computer (select models), or the VGA cable

 

 

to the VGA connector on the computer. Be sure that

 

 

the computer power is off while connecting the video

 

 

cable.

Input Signal Out of Range. Change Settings to 1440 x 900 @ 60Hz (19” wide panel models) OR Input Signal

Out of Range. Change Settings to 1680 x 1050 @ 60Hz (22” wide panel models) 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 33). Restart the computer so that the new settings take effect.

26 Appendix A Troubleshooting

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