LG Electronics 23LX2R owner manual Audio function does not work

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Troubleshooting Checklist

	The audio function does not work.

Picture OK &	• Press the VOL (or Volume) button.
	• Sound muted? Press MUTE button.
No sound	• Try another channel. The problem may be with the broadcast.
	• Are the audio cables installed properly?

No output from one	• Adjust Balance in menu option.
of the speakers

Unusual sound	• A change in ambient humidity or temperature may result in an unusual
from inside the	noise when the product is turned on or off and does not indicate a fault with
product	the product.

There is a problem in PC mode.

(Only PC mode applied)

	The signal is out of	• Adjust resolution, horizontal frequency, or vertical frequency.
	The signal is out of	• Check it whether the signal cable is connected or loose.
	range.	• Check it whether the signal cable is connected or loose.
	range.	• Check the input source.
		• Check the input source.

	Vertical bar or
	stripe on back-	• Work the Auto configure or adjust clock, phase, or H/V position.
	ground &
	ground &
	Horizontal Noise &
	Incorrect position

	Screen color is	• Check the signal cable.
	Screen color is	• Reinstall the PC video card.
	unstable or single	• Reinstall the PC video card.
	unstable or single
	color

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Contents No 3828TUL321C 0505-REV00 LCD TVA. only Regulatory InformationImportant Safety Instructions Safety InstructionsOn Disposal Safety InstructionsContents Controls IntroductionConnection Options Installing Batteries Remote Control Key FunctionsPower CH D / E Channel button VOL F / G Volume buttonKensington Security System InstallationAccessories Connection of TV Installation InstructionCable Holders Swivel standConnecting to an Outdoor Antenna Setup Connecting to an Inside Antenna SetupExternal Equipment Connections Antenna ConnectionCable TV Setup VCR SetupExternal Equipment Connections ConnectionExternal A/V Source Setup Viewing SetupDVD Setup ConnectionsPC Setup DTV SetupMonitor Display Specifications Horizontal Vertical ResolutionMenu Language Selection OperationTV Operation Overview Channel Menu Options Favorite Channels SetupMemorizing the Channels with EZ scan Add/Delete Channels with Manual ProgramPicture Menu Options Cinema Mode SetupEZ Video Manual Picture Control User optionAVL Auto Volume Leveler Equalizer AdjustmentsSound Menu Options EZ AudioSound Menu Options Stereo/SAP Broadcasts SetupSound Balance Press the MTS button repeatedlyManual Clock Setup Timer Menu OptionsAuto Clock Setup On/Off Timer Setup Timer Menu OptionsSleep Timer Setup For On timer function onlySpecial Menu Options Using Closed CaptionsClosed Captions Caption TipsCaption/Text Special Menu OptionsCaptions Key LockLock Menu Options Setting Lock on/off Lock Menu SetupSet password Lock Menu OptionsPC Menu Options only DVI-Analog mode Product Specifications MaintenanceCleaning the Screen Cleaning the CabinetVideo function does not work Troubleshooting ChecklistOperation does not work normally Audio function does not work There is a problem in PC mode Only PC mode appliedMemo Memo Image-Persistence Cause & Prevention