LG Electronics 1930 owner manual Appendix, Troubleshooting

Page 92

APPENDIX

TROUBLESHOOTING

The operation does not work normally.

The remote control

doesn’t work

Power is suddenly

turned off

Check to see if there is any object between the product and the remote control causing obstruction. Ensure you are pointing the remote control directly at the TV.

Ensure that the batteries are installed with correct polarity (+ to +, - to -).

Ensure that the correct remote operating mode is set: TV, VCR etc.

Install new batteries.

Is the sleep timer set?

Check the power control settings. Power interrupted.

The video function does not work.

APPENDIX

No picture &No sound

Picture appears slowly

after switching on

No or poor color

or poor picture

Horizontal/vertical bars

or picture shaking

Poor reception on

some channels

Lines or streaks

in pictures

No picture

when connecting HDMI

Check whether the product is turned on.

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

Is the power cord inserted into wall power outlet?

Check your antenna direction and/or location.

Test the wall power outlet, plug another product’s power cord into the outlet where the product’s power cord was plugged in.

This is normal, the image is muted during the product startup process. Please contact your service center, if the picture has not appeared after five minutes.

Adjust Color in menu option.

Keep a sufficient distance between the product and the VCR.

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

Are the video cables installed properly?

Activate any function to restore the brightness of the picture.

Check for local interference such as an electrical appliance or power tool.

Station or cable product experiencing problems, tune to another station.

Station signal is weak, reorient antenna to receive weaker station.

Check for sources of possible interference.

Check antenna (Change the direction of the antenna).

Check HDMI cable over version 1.3.

The HDMI cables don’t support HDMI version 1.3, it cause flickers or no screen display. In this case use the latest cables that support HDMI version 1.3.

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Contents LCD TV Page FCC Notice Safety Instructions Important Safety InstructionsGrounding Disconnecting Device from MainsExposed to dripping or splashing and no Contents Clock Setting External Control Through RS-232COn Disposal Preparation AccessoriesPreparation Button + Buttons Input Menu Enter Volume ChannelFront Panel Information Volume + ButtonsEnter Button Menu ButtonBack Panel Information Image shown may differ from your TVAudio RGB/DVI ANTENNA/CABLEDigital Audio OUT Optical Preparation Audio OUTStand Installation Cushioned surface to protect the screen from damageStand Body Cover Base Assemble the TV as shownConnect the cables as necessary How to removeCable Management Desktop Pedestal Installation Vesa Wall MountingProtection Cover Hinge BodyInsert the Protection Cover into the TV Protection CoverAttaching the TV to a Desk Only 26LG30 Screw Provided as parts of the productAntenna or Cable Connection Antenna Analog or DigitalExternal Equipment Setup HD Receiver SetupHow to connect How to useExternal Equipment Setup 480p44.96 45.00 60.00 1920x1080i 33.72 59.94Hdmi Connection Connect the digital set-top box to HDMI/DVI Jack on the TVHDMI-DTV 45.00 60.00Connect the digital set-top box to HDMI/DVI IN1 Or 3 jack on the TVDVI to Hdmi Connection DVD Setup 19/22LG30, 19/22LG31 26LG30External Equipment Setup Video ConnectionHdmi Connection VCR Setup Antenna ConnectionComposite RCA Connection Antenna Cable Udio Other A/V Source Setup Only 26LG30 You can listen to the sound through the headphoneConnect audio outputs to the TV’s Audio OUT jacks AnalogDigital PC Setup VGA D-Sub 15 pin ConnectionAudio RGB/DVI Only RGB-PC mode 720x400640x480 59.94 800x600Screen Setup for PC mode Selecting ResolutionSelect Resolution Select Screen RGB-PCAuto Configure Select Auto configCan adjust the Position, S i z e or Phase YesAdjustment for screen Position, Size, and Phase Screen Reset Reset to original factory values Enter Select ResetWatching TV / Channel Control Remote Control FunctionsWatching TV / Channel Control Installing Batteries FlashbkChannel Selection Volume AdjustmentTurning on TV Quick Menu ControlInitial Setting Mode settingTime setting Select Home ModeOption setting Auto TuningStart Auto Tuning You can also adjust Initial Setting in the Option menuON-SCREEN Menus Selection WatchingTV / Channel Control For USAFor CanadaAuto Tuning Channel SetupAuto Scan Auto Tuning Add/Delete Channel Manual Tuning Select Manual TuningManual Tuning Watching TVChannel Editing Channel EditInput List Input Label With using Option menu With using Input buttonInput Label Picture Control Picture ControlPicture Size Aspect Ratio Control Set by program Preset Picture Settings Picture Mode PresetAre not adjustable Sport, or GameAdvanced Control Color Tone PresetMedium Manual Picture Adjustment Picture Mode User ModePicture Select Backlight, Contrast, BrightnessPicture Improvement Technology OffAdvanced Control Black Darkness Level Menu Select PictureSelect Black LowAdvanced Control EYE Care Only 26LG30 Advanced Control Real Cinema Advanced Control Advanced Control GammaPicture Reset Select ResetInitialize the adjusted value ResetMenu Select Option Select Power IndicatorPower Indicator Sound & Language Control Auto Volume Off BalanceSound & Language Control Language Control Preset Sound Settings Sound ModeSound Sound Setting Adjustment User Mode Balance Select BalanceTurn the TV speakers off if using external audio equipment TV Speaker OffAudio Reset Digital TV STEREO/SAP Broadcast SetupAnalog TV Language English English Menu Audio LanguageSelect Option Select Language Select Audio Language English ON-SCREEN Menus Language SelectionMenus can be shown on the screen in the selected language Caption Mode Analog Broadcasting System CaptionsCaption TextSelect CC1-4, Text1-4, or Service1 Digital Broadcasting System CaptionsCustom G Caption OptionDigital Option Time Setting Clock SettingAuto Clock Setup Time SettingClock Feb/21/2008 F Manual Manual Clock SetupReturn to the previous menu Return to TV viewing Time Auto ON/OFF Time SettingSetting Sleep Timer Off Sleep Timer SettingSleep Time turns the TV off at the preset time Auto Sleep Auto SHUT-OFF SettingAuto Sleep Off SET Password & Lock System Setting up Your PasswordParental Control / Ratings Chip rating and categoriesSelect Lock Input the password Select Lock System Is enableLock System Parental Control / RatingSet Password Change the password by inputting a new password twiceInput the password Select Set password Set PasswordChannel Blocking Block ChannelControl / Rating Movie & TV RatingMovie Rating Mpaa Only for USA TV Rating Children Only for USA TV Rating-Children AgeTV Rating General Only for USA Select block optionsTV-PG,TV-14 TV-PG, TV-14, TV-MATV Rating-English TV Rating English Only for CanadaSelecting canadian english language rating system TV Rating French Only for Canada Selecting canadian french language rating systemParental Select E, G, 8ans+, 13ans+Downloadable Rating Downloadable RatingInput Block Enables you to block an inputExternal Input Blocking Key Lock Off KEY LockReturn to TV viewing While viewing the TV Troubleshooting Remote control Doesn’t work Power is suddenly Turned offAppendix AppendixPicture OK & No sound No output from one Speakers Vertical bar or stripe on BackgroundMaintenance Cleaning the ScreenCleaning the Cabinet Extended AbsenceProduct Specifications ModelsGND RS-232C SetupCommunication Parameters RS-232C Configurations Either cable below can be usedRXD TXD GND DTR DSR RTS CTS Set IDCommand Reference List Transmission / Receiving ProtocolSet ID DataCr Data 00 Lock off Data 01 Lock on Step GNU General Public License Version 2, June101 102 103 GNU Lesser General Public License 105 106 107 108 Mozilla Public License 110 111 112 113