LG 47WV30 Owners Manual - Page 54

The screen image looks abnormal., After-image appears on the product.

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ENEGNLGISH 54 TROUBLESHOOTING The screen image looks abnormal. Problem Resolution Is the screen position wrong? yy D-Sub analog signal - Press the "AUTO" button in the remote control to automatically select the optimal screen status that fits into the current mode. If adjustment is not satisfactory, use the Position OSD menu. yy 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? yy D-Sub analog signal - Press the "AUTO" button in the remote control to automatically select an optimal screen status that fits into the current mode. If adjustment is not satisfactory, use the size OSD menu. Horizontal noise appears or the characters look blurred. yy D-Sub analog signal - Press the "AUTO" button in the remote control to automatically select an optimal screen status that fits into the current mode. If adjustment is not satisfactory, use the Phase OSD menu. The screen is displayed abnormally. yy The proper input signal is not connected to the signal port. Connect the signal cable that matches with the source input signal. After-image appears on the product. Problem After-image appears when the product is turned off. Resolution yy If you use a fixed image for a long time, the pixels may be damaged quickly. Use the screen-saver function. The audio function does not work. Problem No sound? Sound is too dull. Resolution yy See if the audio cable is connected properly. yy Adjust the volume. yy See if the sound is set properly. yy Select the appropriate equalize sound. Sound is too low. yy Adjust the volume. Screen color is abnormal. Problem Screen has poor color resolution (16 colors). Screen color is unstable or monocolored. Do black spots appear on the screen? Resolution yy Set the number of colors to more than 24 bits (true color) Select Control Panel - Display - Settings - Color Table menu in Windows. yy Check the connection status of the signal cable. Or, re-insert the PC video card. yy 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.

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54
ENG
ENGLISH
TROUBLESHOOTING
The screen image looks abnormal.
Problem
Resolution
Is the screen position wrong?
y
D-Sub analog signal - Press the "AUTO" button in the remote control
to automatically select the optimal screen status that fits into the
current mode. If adjustment is not satisfactory, use the Position OSD
menu.
y
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
D-Sub analog signal - Press the
"AUTO" button in the remote control
to automatically select an optimal screen status that fits into the
current mode. If adjustment is not satisfactory, use the size OSD
menu.
Horizontal noise appears or the
characters look blurred.
y
D-Sub analog signal - Press the
"AUTO" button in the remote control
to automatically select an optimal screen status that fits into the
current mode. If adjustment is not satisfactory, use the Phase OSD
menu.
The screen is displayed abnormally.
y
The proper input signal is not connected to the signal port. Connect
the signal cable that matches with the source input signal.
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.
The audio function does not work.
Problem
Resolution
No sound?
y
See if the audio cable is connected properly.
y
Adjust the volume.
y
See if the sound is set properly.
Sound is too dull.
y
Select the appropriate equalize sound.
Sound is too low.
y
Adjust the volume.
Screen color is abnormal.
Problem
Resolution
Screen has poor color resolution
(16 colors).
y
Set the number of colors to more than 24 bits (true color) Select
Control Panel - Display - Settings - Color
Table menu in Windows.
Screen color is unstable or mono-
colored.
y
Check the connection status of the signal cable. Or, re-insert the PC
video card.
Do black spots appear on the
screen?
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.