LG 49VH7E, Руководство пользователя, Страница: 27 / 129

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The audio function does not work.
Problem Action
No sound? • See if the audio cable is connected properly.
• See if the sound is set properly.
Sound is too dull. • Select the appropriate equalizer sound.
Sound is too low. • Adjust the volume of the external device.
Screen color is abnormal.
Problem Action
Screen has poor color resolution
(16 colors).
• Set the number of colors to more than 24 bits (true color). Select
(Control Panel → Display → Settings → Color Table) in Windows. (The
settings may differ depending on your operating system.)
Screen color is unstable or mono-colored. • Check the connection status of the signal cable. Or, re-insert the PC
graphics card.
Do black spots appear on the screen? • Several pixels (red, green, blue, white, or black color) may appear on the
screen, which can be attributable to the unique characteristics of the
LCD panel. This is not a malfunction of the LCD.
The operation does not work normally.
Problem Action
The power suddenly turned off. • Is the Timer set?
• Check the power control settings. Power interrupted.