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Chapter Troubleshooting
If a problem still remains after applying the suggested remedies, contact your local dealer.
• No picture problems→ See No. 1 in (PC Input / HDMI (PC Signal) Input)
• Imaging problems→
See No. 2 - 6 in (PC Input / HDMI (PC Signal) Input)
See No. 2 - 7 in (VIDEO Input / HDMI (Video Signal) Input)
• Other problems→ See No. 7 - 12 in (Common)
See No. 7 in (PC Input / HDMI (PC Signal) Input)
See No. 8 in (VIDEO Input / HDMI (Video Signal) Input)
• USB problems→ See No. 8 in (PC Input / HDMI (PC Signal) Input)
• The HDMI CEC function problems→ See No. 9 in (VIDEO Input / HDMI (Video Signal) Input)
(Common)
Problems
1. The screen is too bright or too dark.
. Afterimages appear.
. Green/red/blue/white dots or defective dots remain
on the screen.
. Interference patterns or pressure marks remain on
the screen.
. Noise appears on the screen.
0
Chapter 4 Troubleshooting
See No. 1 in (VIDEO Input / HDMI (Video Signal) Input)
See No. 1 - 6 in (Common)
Possible cause and remedy
• Adjust using [Brightness] or [Contrast] in [Color] menu.
(The LCD monitor backlight has a fixed life span. When
the screen becomes dark or begins to flicker, contact
your local dealer.)
• Select "Standard" or "High" in [Color] - [Advanced
Settings] menu - [Auto EcoView]. (Refer to
The monitor adjusts the screen brightness automatically
according to the environmental brightness and displayed
image brightness.
• Use a screen saver, PowerManager, or the Off Timer
function for a long-time image display.
• Afterimages are particular to LCD monitors. Avoid
displaying the same image for a long time.
• This is due to LCD panel characteristics and is not a
failure.
• Leave the monitor with a white or black screen. The
symptom may disappear.
• When utilizing [ContrastEnhancer] and/or
[OutlineEnhancer] function, the normal images may not
be displayed since the display gradation abnormality or
noise may occur on the screen depending on the display
pattern.
page
29.)
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