LG Electronics GA7900, 50GA6400 Connecting to an Audio System, Digital Optical Audio Connection

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30MAKING CONNECTIONS

Connecting to an Audio System

You may use an optional external audio system instead of the built-in speaker.

NOTE

yyIf you use an optional external audio device instead of the built-in speaker, set the TV speaker feature to off.

Digital Optical Audio Connection

NOTE

yyDo not look into the optical output port. Looking at the laser beam may damage your vision. yyAudio with ACP (Audio Copy Protection) function may block digital audio output.

Transmits a digital audio signal from the TV to an external device. Connect the external device and the TV with the optical audio cable as shown in the following illustration.

ENGLISH

OUT

OPTICAL

DIGITAL

AUDIO

(*Not Provided)

OPTICAL AUDIO IN

Digital Audio System

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Contents LED TV Table of Contents Important Safety Instructions Follow all instructionsEnglish YyOutdoor Antenna Grounding YyDisconnecting the Main PowerYyGrounding YyMovingYyGenerated Sound Preventing Image burn or Burn-in on your TV screenYyDot Defect For USA and CanadaViewing 3D Imaging English Licenses Assembling and Preparing UnpackingFor GA6400, GA6450 series Wall Mount Inner Spacers Cable Management Cable HolderFor GA7900 series IR Blaster Cable Cable Management Cable HolderComponent Video Cable Composite Video Cable Optional Extras AG-F3Parts and Buttons Button DescriptionLifting and moving the TV Setting up the TV Attaching the standM4 x 14 4 EA Stand body Front Stand base Mounting on a table EnglishStandard screw Mounting on a wallModel Wall mountInstall the cable management as shown Tidying cablesVHF Antenna UHF Antenna Connecting to an antenna or cableMaking Connections Coaxial 75ΩWireless Network Connection Wired Network ConnectionNetwork connection Connecting to a HD receiver DVD Player or VCR Hdmi ConnectionHdmi is the best way to connect a device DVI to Hdmi Connection Connecting to a mobile phone Not Provided Component ConnectionUse the composite video cable provided DVD/ Blu-Ray / HD Cable BoxComposite Connection VCR / DVD/ Blu-Ray / HD Cable BoxConnecting a PC Hdmi Connection or DVI to Hdmi ConnectionChoose method a or B to make connection Method B DVI to Hdmi Connection Connecting to an Audio System Digital Optical Audio ConnectionConnecting to a Headphone Connecting a USB DeviceUsing IR Blaster Remote ContrOL Inserting batteriesPower WheelGesture Back TabShift EXT PWR Fn+ZPrecautions to take when using the remote control Registering the remote controlHow to use the zoom in/out gestures How to register the remote controlSetting the Mode Watching TVTurning the TV on for the first time Troubleshooting Problem ResolutionOpen Source Software Notice Specifications ModelsFrequency Range Output PowerStandard MaxPower cord MaintenanceCleaning Your TV Screen, frame, cabinet and standPage Child Safety External Control Device Setup Volume This feature is not available for all modelsVolume + PowerExternal Control Device Setup USB TypeRS-232C Serial portSub Communication Parameters Carriage Return Ascii code ‘0x0D’ Space Ascii code ‘0x20’Set ID C8 Step 0F Step Volume Control Command k f Volume Mute Command k eAspect Ratio Command k c Main Picture Size Contrast Command k gSharpness Command k k Tint Command k jColorColour Temperature Command x u OSD Select Command k lFor South Korea, North/Latin America except Colombia ModelFor Japan Model Control Panel Light Command m g For Plasma TV ChannelProgramme Add/DelSkip Command m bControl Back Light Command m g Input select Command x b Main Picture InputDCommand x t only 3D models Depending on model Extended 3DCommand x v only 3D models Depending on modelDon’t care Page LG Customer Information Center Register your product Online