LG M1721A-BZ Benutzeranleitung

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• Set the colour resolution to more than 24 bits (true

colour)

Select Control Panel – Display – Settings 
– Colour 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 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.

● Screen has poor colour resolution (16

● Screen colour is unstable or mono-

● Do black spots appear on the screen?

• Check if the audio cable is connected properly.
• Adjust the volume.
• Check if the sound is set properly.

• Adjust the volume.

● No sound?

● Sound is too low.

• See if you have selected the proper channel

mode.

• Use the automatic channel setup function.
• Check if the TV antenna is properly connected.

● The TV signal is not being received.