APPENDIX

The audio function does not work.

Picture OK & No sound

No output from one

of the speakers

Unusual sound from

inside the TV

No sound when

connecting HDMI or

USB

APress the VOLUME button.

ASound muted? Press MUTE button.

ATry another channel. The problem may be with the broadcast.

AAre the audio cables installed properly?

AAdjust Balance in menu option.

AA change in ambient humidity or temperature may result in an unusual noise when the TV is switched on or off and does not indicate a fault with the TV.

ACheck HDMI cable over version 1.3.

ACheck USB cable over version 2.0.

*This feature is not available for all models.

There is a problem in PC mode. (Only PC mode applied)

APPENDIX

The signal is out of range

(Invalid format)

Vertical bar or stripe on

background &

Horizontal Noise & Incorrect position

Screen colour is unstable

or single colour

AAdjust resolution, horizontal frequency or vertical frequency.

ACheck the input source.

AUse Auto configure or adjust clock, phase or H/V position. (Option)

ACheck the signal cable.

AReinstall the PC video card.

There is a problem with PICTURE settings.

When the user changes the picture settings, the TV automatically converts back to the initial settings after a certain period of

time.

AIt means that the TV is currently set to In Store mode.

To switch to Home mode you should do the followings:

From the TV Menu, choose OPTION -> Factory Reset -> Yes (wait for a few seconds for the TV to download again) -> OSD "WELCOME" appears -> Press O K button -> Choose Language -> Choose Home -> Select your Country and Time Zone -> Press O K button. Program search will begin automatically (You can stop the search by pressing the O K button). Now, you have completed switching to the Home mode.

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LG Electronics 423000, 60PG3000, 425000, 4232, 4220, 375000 Usb, Check Hdmi cable over version Check USB cable over version