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Troubleshooting
• See if the audio cable is connected properly.
• Adjust the volume.
• See if the sound is set properly.
• Select the appropriate equalize sound.
• Adjust the volume.
●
No sound?
●
Sound is too dull.
●
Sound is too low.
The audio function does not work.
• Set the number of colors to more than 24 bits (true color)
Select Control Panel - Display - Settings - Color
Table menu in Windows.
• Check the connection status of the signal cable. Or,
re-insert the PC video card.
• 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.
●
Screen has poor color resolution
(16 colors).
●
Screen color is unstable or mono-colored.
●
Do black spots appear on the screen?
Screen color is abnormal.
• Is the sleep timer set?
• Check the power control settings.
Power interrupted.
•
"CAUTION! FAN STOP!"
If the power is turned off after this message appears,
it means that the fan is out of order.
In this case, contact your local service center.
●
The power suddenly turned off.
The operation does not work normally.
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