EN
G
LISH
81
TROUBLESHOOTING
‘Unknown Product’ message appears when the product is connected.
Problem
Resolution
Did you install the driver?
y
Install the product driver, which is provided with the product, or
download it from the web site. (http://www.lg.com)
y
See if the plug & play function is supported by referring to the video
card user’s guide.
After-image appears on the product.
Problem
Resolution
After-image appears when
the product is turned off.
y
If you use a fixed image for a long time, the pixels may be damaged
quickly. Use the screen saver function.
Screen Colour is abnormal.
Problem
Resolution
Screen has poor Colour resoluion
(16_Colours).
y
Set screen Colour resolution to more than 24 bits (true Colour) Select
control Pane Display Settings Colour Table menu in Windows.
Screen Colour is unstable or mono
Colour.
y
Check the connection status of the signal cable.
Do back spots appear on the
screen?
y
Several pixels (red, green, white or black Colour) 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.
The screen image looks abnormal.
Problem
Resolution
Is the screen position wrong?
y
Adjust the
Position
menu in OSD. From the TV Menu, Choose
PICTURE
Choose
Screen
Adjusts
Position
.
y
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.
Do thin lines appear on the
background screen?
y
Adjust the
Size
menu in OSD. From the TV Menu, Choose
PICTURE
Choose
Screen
Adjusts
Size
.
Horizontal noise appears or the
characters look blurred.
y
Adjust the
Phase
menu in OSD. From the TV Menu, Choose
PICTURE
Choose
Screen
Adjusts
Phase
.
