Chapter 6
Troubleshooting
6-1.
No Picture
Problems
Possible cause and remedy
1.
No picture
• Power indicator does not light up.
• Check whether the power cord is connected properly.
• Press on the monitor.
•
Turn off the power, and then turn it on again a few minutes later.
• Power indicator is lighting orange.
• Move the mouse or press any key on the keyboard.
• Check whether the power of the external device is turned on.
• Check whether the signal cable is connected properly.
• Switch the input signal.
• Power indicator is lighting blue.
• Check whether the power of the external device is turned on.
• Switch the input signal.
•
Adjust using "Brightness" and "Contrast" (see page 19).
6-2. Imaging Problems
Problems
Possible cause and remedy
1. The screen is too bright or too dark.
•
Adjust using "Brightness" or "Contrast" (see page 19).
(The LCD monitor backlight has a limited life span. If the
screen becomes dark or begins to flicker, contact your local
representative.)
2. Green/red/blue/white/dark dots
remain on the screen.
• This is due to LCD panel characteristics and not a malfunction.
3.
Interference patterns or pressure
marks remain on the screen.
• Display a white or black image over the entire screen. The
symptom may disappear.
4. Afterimages appear.
• Afterimages are particular to LCD monitors. Avoid displaying the
same image for a long time.
• Use the screen saver or power saving function to avoid displaying
the same image for extended periods of time.
6-3.
Other Problems
Problems
Possible cause and remedy
1. The Setting menu does not appear.
• Check whether the operation button lock function works (see “Key
2. No audio output.
• Check whether the stereo mini jack cable is connected properly.
• Check whether volume is set to 0.
•
Check the PC or digital video equipment and the audio playback
software to see whether they are configured correctly.
• When displaying images from a device connected to the input
signal connector (HDMI), audio from the stereo mini jack cable is
not output.
• When displaying images from a device connected to the input
signal connector (VIDEO), audio from the HDMI cable is not
output.
3.
Items cannot be selected on the
Setting menu.
• Items displayed in gray cannot be changed.
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Chapter 6 Troubleshooting
English