LG 47WS50MW Owner's Manual page 61

The audio function does not work.
Problem
No sound?
Sound is too dull.
Sound is too low.
Screen color is abnormal.
Problem
Screen has poor color resolution
(16 colors).
Screen color is unstable or
mono-colored.
Do black spots appear on the
screen?
The operation does not work normally.
Problem
The power suddenly turned off. y Is the sleep timer set?
y See if the audio cable is connected properly.
y Adjust the volume.
y See if the sound is set properly.
y Adjust the Clear Voice ll, Treble and Bass appropriately.
y Adjust the volume.
y Set the number of colors to more than 24 bits (true color) Select
Control Panel - Display - Settings - Color Table menu in Windows.
y Check the connection status of the signal cable. Or, re-insert the PC
video card.
y 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.
y Check the power control settings. Power interrupted
TROUBLESHOOTING
Resolution
Resolution
Resolution
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