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13. Trouble Shooting
Solutions to common problems related to the monitor are described here.
If none of the solutions presented here solves the problem, unplug the monitor and consult
an authorized dealer or service center.
NO
Symptom
1
No power supply
2
No picture with the power on
3
No sound
4
Wrong color, no color
Wrong picture position,
5
wrong picture size
Menu do not appear on the
6
screen or it is shaking
14. Maintenance
▪ When a still video of LCD is displayed for a long time, it may appear wrong image by
heating on the screen. This is due to the characteristics of the LCD display and is not
malfunction. After power off for a moment, start over again.
▪ The red spots, blue spots and green spots on the panel surface are a normal characteristic
of LCD displays, and it is not a problem. The LCD display is built with very high precision
technology, however, be aware that a few very small pixels may be a little troubled by
crossing each other or lighting.
▪ Periodic maintenance inspection time of backlight is about 50,000 hours.
▪ Periodic maintenance inspection time of fan motor (option) is about 10,000 hours.
15. Up version and Modification of Product
Specifications can be changeable for the efficiency and quality improvement of this product without
prior notice.
Probable cause and corrective action
• Firmly insert the Power Cord.
• Check the power. (100V ~220V)
• Connect the signal cable firmly.
• Turn on the power of the connected
component and set the output correctly.
• Check if the input signal format is
acceptable to the monitor.
• Connect the signal cable firmly.
• Adjust Volume Level.
• Check if the Hue is set up with basic value
from the menu.
• Check if the color temperature is in basic
value.
• Check Pixel to Pixel mode is on.
• Adjust the picture size (H/V Position)
• The items which are not available for the
current input or the current input signal are
not displayed on the menu. Change input or
the input signal.
• Check if the input signal format is
acceptable to the monitor.
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