Problems

Possible cause and remedy

8.Green/red/blue/white dots or defective dots remain • This is due to LCD panel characteristics and is not a

on the screen.

failure.

9. Interference patterns or fingerprints remain on the

• Leave the monitor with a white screen. The symptom

screen.

may disappear.

10.The Main menu of Adjustment menu does not start. • Check for Adjustment Lock function.

11.The auto-adjustment function does not work • This function does not work when digital signal is input.

correctly.

•

This function works correctly when an image is fully

 

 

displayed over the Windows or Macintosh display area.

 

 

It does not work properly when an image is displayed

 

 

only on a part of the screen (DOS prompt window, for

 

 

example) or when a black background (wallpaper, etc.) is

 

 

in use.

 

 

This function does not work correctly with some graphics

 

 

boards.

12. Frequency does not change after the utility disk is

•

Change the input signal frequency using the graphics

installed on Windows 98/Me/2000/XP.

 

board’s utility software.

13. No audio output*1

•

Check whether <Volume> is set to “0”.

 

•

Check the settings of the PC and the audio playback

 

 

software.

*1: Speaker applied model.

Chapter 4 Troubleshooting 21