LG Electronics M3703C, M3203C manual Troubleshooting

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Troubleshooting

The screen image looks abnormal.

●Is the screen position wrong?

●Do thin lines appear on the background screen?

●Horizontal noise appears or the characters look blurred.

●The screen is displayed abnormally.

•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.

•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.

•D-Sub analog signal - Press the "AUTO" button in the remote control to automatically select an optimal screen status that fits into the current mode. If adjustment is not satisfactory, use the Clock OSD menu.

•D-Sub analog signal - Press the "AUTO" button in the remote control to automatically select an optimal screen status that fits into the current mode. If adjustment is not satisfactory, use the Phase OSD menu.

•The proper input signal is not connected to the signal port. Connect the signal cable that matches with the source input signal.

After-image appears on the product.

●After-image appears when the product is turned off.

•If you use a fixed image for a long time, the pixels may be damaged quickly. Use the screen-saver function.

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Contents M3203C M3703C Parts Connecting the standConnecting the Speakers To install Portrait Name of the Remote Control Buttons Using the Remote ControlUsing the Remote Control Rear View Name and Function of the PartsWhen Connecting to your PC Connecting to External DevicesInput SET Connecting to External DevicesSwitch Product When using the LANDaisy Chain Monitors Vesa Fdmi wall Mounting VCR/DVD Receiver Video InputHdtv Receiver Component Input 480p/576p/720p/1080p/1080i/480i/576iVCR/DVD/Set-top Box Hdmi Input 480p/576p/720p/1080i/1080pWatching AV Outputs User Menus Screen Adjustment optionsUser Menus When XGA Mode is active and 1360 X768 is selectedOSDOn Screen Display OSD MenuHow to adjust the screen automatically How to adjust the OSD On Screen Display screenUse the remote control to adjust the OSD screen When XGA Mode is active and 1360 X 768 is selectedPicture Mode Adjusting Screen ColorRed / Green / Blue Adjusting Screen ColorAdvanced Picture Just Scan Original 149 Zoom1Screen Adjust the screen videoSound Mode Adjusting the audio functionAuto Volume Balance Speaker Adjusting the timer function Power Saving Adjusting the timer functionISM Method Selecting the optionsPower Indicator IndicatorDPM Select Logo LightTile Mode Tile modeTo use this function RowID10 Row Size Position Reset Tile ID Natural Manual Network Setup Sets up network informationSet ID Adjust Set ID and check Serial No. and SW versionIP Address Maximum resolution TroubleshootingTroubleshooting Audio function does not work Power SpecificationsLCD Panel NetM3703C Input Connector Video SignalEnvironmental ConditionsDTV Mode Monitor RS-232CControlling the Multiple ProductRS-232CControlling the Multiple Product A0H Transmission / Receiving Protocol Input Select Command b Main Picture Input PowerCommand aScreen MuteCommand d Aspect RatioCommand c Main picture formatVolume ControlCommand f Volume MuteCommand eBrightnessCommand h ContrastCommand gTintCommand j Video Timing only ColorCommand i Video Timing onlyOSD SelectCommand l SharpnessCommand k Video Timing onlyRemote Lock /Key Lock Command m Color Temperature Command u BalanceCommand tISM modeCommand j p Abnormal state Command zKeyCommand m c Auto ConfigureCommand j uData Description Tile ModeCommand d dTile V PositionCommand d f Tile H PositionCommand d eTile V SizeCommand d h Tile H SizeCommand d gNatural Mode In Tile mode Command d j Tile ID SetCommand dPicture Mode Command d Fan Fault check Command d w Sound Mode Command d yTemperature value Command d n Elapsed time returnCommand d lLamp fault CheckCommand d p Speaker Command d Auto volume Command d uTime Command f a Off Timer On/Off Timer On, Off Command f c On Timer On/Off Timer On, Off Command F bOn Timer On/Off Timer Time Command f d Off Timer On/Off Timer Time Command f e Auto Sleep Command f g Sleep Time Command f fLanguage Command f Power On Delay Command f hReset Command f k DPM Select Command f jPower Indicator Command f o Power savingCommand fPosition Command f q Size Command f s Position Command f rSize Command f t Serial no.Check Command f y Scheduling Input select Command f u Main Picture InputInput Select Command x b 54. S/W Version Command f zOutput waveform Configuration of frameRS-232C