LG M2380D Owner's Manual page 124

APPENDIX
'Unknown Product' message appears when the product is connected.
Did you install the driver?
After-image appears on the product.
After-image appears when
the product is turned off.
Screen color is abnormal.
Screen has poor color
resolution (16_colors).
Screen color is unstable
or mono color.
Do back spots appear on
the screen?
The screen image looks abnormal.
Is the screen position
wrong?
Do thin lines appear on
the background screen?
Horizontal noise appears
or the characters look
blurred.
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■ Install the product driver, which is provided with the product, or
download it from the web site. (http://www.lg.com)
■ See if the plug & play function is supported by referring to the video
card user's guide.
■ If you use a fixed image for a long time, the pixels may be damaged
quickly.
Use the screen saver function.
■ Set screen color resolution to more than 24 bits (true color)
Select control Panel - Display - Settings - Colour Table menu in
Windows.
■ Check the connection status of the signal cable.
■ Several pixels (red, green, white or black color) may appear on the
screen, which can be attributable to the unique characteristics of the
LCD panel.
It is not a malfunction of the LCD.
■ Adjust the Position menu in OSD.
■ A See if the video card resolution and frequency are supported by the
product. If the frequency is out of range, set to the recommended
resolution in the Control Panel-Display-Setting menu.
■ Adjust the Clock menu in OSD.
■ Adjust the Phase menu in OSD.