LG Electronics 47WX50MF owner manual Key Lock On message appears, Screen image looks abnormal

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TROUBLESHOOTING 57

'Key Lock On' message appears.

Problem	Resolution
The 'Key Lock On' message	yy The Lock function prevents the OSD settings from being changed
appears when pressing the	inadvertently. To release the lock, go to Menu and Option and disable
Menu button.	the Key Lock option.

The screen image looks abnormal.

Problem	Resolution
Is the screen position wrong?	yy D-Sub analog signal - Press the "AUTO" button in the remote control
	to automatically select the optimal screen status that fits into the
	current mode. If adjustment is not satisfactory, use the Position OSD
	menu.
	yy See if the video card resolution and frequency are supported by the
	product. If the frequency is out of range, set to the recommended
	resolution in the Control Panel "Display" Setting menu.
Do thin lines appear on the	yy D-Sub analog signal - Press the "AUTO" button in the remote control
background screen?	to automatically select an optimal screen status that fits into the
	current mode. If adjustment is not satisfactory, use the Clock OSD
	menu.
Horizontal noise appears or the	yy D-Sub analog signal - Press the "AUTO" button in the remote control
characters look blurred.	to automatically select an optimal screen status that fits into the
	current mode. If adjustment is not satisfactory, use the Phase OSD
	menu.
The screen is displayed	yy The proper input signal is not connected to the signal port. Connect
abnormally.	the signal cable that matches with the source input signal.

ENGLISH

After-image appears on the product.

Problem	Resolution
After-image appears when the	yy If you use a fixed image for a long time, the pixels may be damaged
product is turned off.	quickly. Use the screen-saver function.

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Contents Monitor Signage Table of Contents IR Codes Licenses Remote control and Batteries Power Cord AccessoriesSub 15 pin signal cable Assembling and PreparingOptional Accessories StandScrewMP500 Screw Card Connection panel Parts and ButtonsPortrait Layout Connecting the StandConnecting MP500 Correct Method Incorrect Method Storage Method for Panel ProtectionMoving the Device in a Vertical Position Moving HandlesRemote Control Navigation buttons Scrolls through menus or Using the Monitor SETUsing the Monitor SET Connecting to a PCRGB Connection Hdmi Connection DVI ConnectionDP Connection Adjusting the Screen Selecting an Image ModeCustomizing Image Options Adjusting the Sound Selecting an Sound ModeCustomizing PC Display Options Using Additional Options Adjusting Aspect RatioCustomizing Sound Options Just Scan Selecting an input source Using the Input ListSelect IP Auto Setting or IP Manual Setting Connecting to a Wired NetworkEntertainment Depending on modelNetwork Status Tips for Network settingTing the network Close Return to the previous menuTips for using USB storage devices Connecting USB Storage DevicesPhoto List Browsing FilesRP,TP,ASF,WMV,FLV Supported file formatViewing Movies Video options Tips for using playing video filesMenu Description Picture Size RepeatAudio LanguagePhoto List Viewing PhotosPhoto options Using photo optionsEner GY SavingTransition Effect Option Sound Mode, Clear Voice II or Balance Listening to MusicMusic List Control playback by using the following buttonsViewing the Contents List DivX VOD Guide DivX VOD RegistrationDivX VOD Deregistration Movie List Using PIP/PBPPhoto List PIP/PBPAccessing the Main Menus Customizing SettingsPicture Picture SettingsScreen Picture Mode optionsAdvanced Control Audio Audio SettingsTime Time SettingsOption Option SettingsRotate OSD clockwise 270 Setting Description Tile Mode To use this functionSetting Description Fan Tile Mode Natural mode Tile ModeTop left Bottom left Size Top right Bottom right PositionUSB PIPPicture ID Off Picture IDNetwork Network SettingsHD Receiver Making ConnectionsSpeaker PCCamcorder/Camera Gaming deviceNot included YyUse a High Speed Hdmi Cable Component Connection Avcvbs Connection Connecting to the LAN Connecting to a USBLAN Connection Daisy Chain Monitors RGB CableDVI Cable Troubleshooting Problem ResolutionNo image is displayed Key Lock On message appears Screen image looks abnormalAfter-image appears on the product Audio function does not work Screen color is abnormalOperation does not work normally Specifications Speaker Specifications HDMI/DVI/Display PortPC supported mode RGB PC supported mode DTV ModeHDMI/DVI DTVRS-232C Configurations Connecting the CableControlling the Multiple Product Communication ParameterCommand reference list Command DataHexadecimal Serial No. Check Transmission / Receiving protocol TransmissionAcknowledgement Energy Saving Command j q Power Command k aAspect Ratio Command k c To adjust the screen format Picture Mode Command d x To select the picture modeBrightness Command k h Tint Command k j Video input only Sharpness Command k k Video input onlyColor Command k i Video input only Position Command f q Auto Configuration Command j u Size Command f s To set the Horizontal sizeBalance Command k t To adjust balance Sound Mode Command d y To select the sound modeBass Command k s Volume Control Command k f Speaker Command d Time 1Year/ Month/ Day Command f aVolume Mute Command k e To select screen mute on/off Power On Delay Command f h Sleep Time Command f f To set sleep timeISM mode Command j p Language Command f i To set language for OSDTile Mode Command d d Reset Command f kTile Mode Check Command d z To check Tile Mode status Tile ID Command d i To set Tile IDTile H Size Command d g DPM Select Command f j Remote Controller Lock/ Key Lock Command k mKey Command m c OSD Select Command k l Elapsed time return Command d l To read the panel used timeSerial No.Check Command f y To read the serial numbers Code Hexa Function IR CodesModel