LG Electronics 50PT490E owner manual Troubleshooting, General, Problem Resolution

Page 78

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78TROUBLESHOOTING

TROUBLESHOOTING

General

Problem	Resolution

Cannot control the TV with the	yyCheck the remote control sensor on the product and try again.
remote control.	yyCheck if there is any obstacle between the product and the remote control.
	yyCheck if the batteries are still working and properly installed ( to , to ).
	yyCheck if the appropriate input mode such as TV or VCR is set for using the
	remote control.

No image display and no sound is	yyCheck if the product is turned on.
produced.	yyCheck if the power cord is connected to a wall outlet.
	yyCheck if there is a problem in the wall outlet by connecting other products.

Image appears slowly when the TV	yyThe image is muted during the product startup process. This is normal. If the
turns on.	image does not appear in a few minutes, unplug the TV for 30 seconds and try
	again. If the image still does not appear, contact the authorized service center
	in your local area.

Cannot connect external devices.	yyRefer to the "Connection Overview" and connect an external device.

The TV turns off suddenly.	yyCheck the power control settings. The power supply may be interrupted.
	yyCheck if the Auto sleep feature is activated in the Time settings.
	Refer to the "Sleep Timer".
	yyIf there is no signal while the TV is on, the TV will turn off automatically after
	15 minutes of inactivity.

Audio

Problem	Resolution

No sound is produced while images	yyPress VOL + or - button.
are displaying.	yyCheck if the sound is muted by pressing MUTE.
	yyScroll to other channels. There may a problem with the broadcast.
	yyCheck if the TV Speaker feature is activated in the menu option.

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

Unusual sound from inside the TV is	yyA change in ambient humidity or temperature may result in an unusual noise
produced.	when the product turns on or off. There is no problem with your product.

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Contents Plasma TV Licenses Important Safety Instructions English Antenna grounding according to the National YyCleaningYyDISCONNECTING Device from the Main YyGroundingYyDot Defect YyGenerated SoundTable of Contents Entertainment Remote control and batteries AAA Assembling and PreparingUnpacking Additional accessories M5 x M6 x M4 x Screw for assembly Cable holderCharging Cable Optional Extras Parts and buttons Attaching the stand Setting up the TVLifting and moving the TV ProtectionModel Screw for Number Assembly Screws 50PT490E M4 x Stand BaseStand Pole Mounting on a table Wall mount kits are described in the following Mounting on a wallMake sure to use screws and wall mounts that VesaTidying cables Attaching Pen Holder BracketTV / RAD Remote ControlPower ViewMute VOLMark BackSubtitle Colored buttonsControl buttons FreezeCopper wire Connecting to an antenna or cableConnecting an antenna or basic cable Watching TVLanguage Mode Setting Time Zone Auto Tuning Turning the TV on for the first timeSetting up channels Watching TVManaging channels Using favorite channels EnterFAV Start time Progress bar Checking current program infoNext 1140 News HE-AACButton Description InfoDay Guide Mode EPG Electronic Program Guide In digital modeNOW/NEXT Guide Mode Date Setting ModeManual Timer Mode Schedule List ModeUsing additional options Adjusting aspect ratioResizes images to the previous standard Using the input list Changing AV modesKey Lock and press Enter Locking the buttons on the TVChild Lock OffTesting the Picture / Sound Using the quick menuUsing the customer support Using the product or service informationUsing Pentouch PentouchInstalling the USB Dongle Driver Step of using the Pentouch ProgramInstalling the Pentouch Program System RequirementsRemoving the Pentouch Program and Driver Pairing between Touch Pen and DongleWhat is Pairing? No. DescriptionYyPentouch operation may not be normal while charging Windows XP Using the Pentouch FunctionDisplay Resolution Settings for Pentouch Windows VistaEnglish Checking the Pentouch When you select the SettingSelect Setting from the Pentouch Home FunctionsUsing Toolbar Fixed Toolbar FunctionsUsing Sketchbook Select image for backgroundMove Expansion / ReductionRotation Using Photo Editor Specialized toolbar functions Using Family Diary Using GalleryUse the toolbar to create and decorate the family diary Select image for memo Using InternetMemo Capture allUsing My Office My OfficeConnecting USB storage devices EntertainmentButton List Yellow Browsing filesButton Description Green Type Supported File FormatsViewing Videos Music yyMP3Produced with certain encoders EnergySet Video Play Set VideoSet Audio DivX registration code Mode Viewing PhotosMenu BGMOption Description Slide Speed Listening to musicSet Photo View Menu Description Play MarkedSelect Repeat or Random option Yy Non-supported files are displayed usingSet Audio Play Time elapsed /DurationCustomizing TV Settings Main MenusLock See p.66 Locks or unlocks Channels and programs Customizing Settings Setup SettingsAvailable channel settings are described in the following Picture Settings Available picture settings are described in the followingScreen Setting Description Picture ModeBasic Image Options OptionDynamic Color Setting Description Dynamic ContrastColor Temperature Noise ReductionSetting Description Color Management SystemSound Mode Audio SettingsSetting Description Auto Volume Clear VoiceOut SettingDigital Audio Audio Input Digital Audio outputSetting Description Clock Time SettingsAvailable time settings are described in the following Sleep TimerLock Settings Available lock settings are described in the followingOption Settings Setting Description ISM Method Factory ResetSet ID Making Connections Connection Overview Gaming deviceDVI to Hdmi Connection Connecting to a HD receiver, DVD or VCR playerHdmi Connection Component ConnectionConnecting to a PC Composite ConnectionIllustrations. To transmit an audio signal, connect Transmits the analog video signal from your PC toPin signal cable as shown in the following With the resolution, vertical pattern, contrastConnecting to an Audio System Connecting to a USBDigital optical audio connection Activating and Using Simplink menus Simplink ConnectionMaintenance Updating the TV FirmwarePreventing Image burn or Burn-in on your TV screen Cleaning Your TVPower cord Screen and frameTroubleshooting Problem ResolutionGeneral Movie Pentouch Specifications ModelsHdmi DTV supported mode RGB PC, Hdmi PC supported modeComponent port connecting information Component supported modeFile Video Decoder Audio Codec Max Resolution Extension Name IR Codes Code Function HexaType of connector D-Sub 9-Pin Male External Control Device SetupRS-232C Setup RS-232CWire Configurations Not standard RS-232C configurationsWire Configuration Serial female-female Null modem cable Set ID Set ID numberCommand reference list DataDATA00 DATA01 DATA02 DATA03 DATA04 DATA05 Command2 Set ID NGDatax Command1Command2 Set ID DataCrCommand2 Set ID OKDatax Transmission / Receiving protocolPower Command k a Volume Control Command k f To adjust volumeEnergy Saving Command j q OSD Select Command k l ISM Method Command j pRemote Control Lock Mode Command k m Treble Command k rKey Command m c Open Source License Open source software noticeLicense Component GNU General Public License PreambleEnglish English No Warranty END of Terms and ConditionsEnglish English English English No Warranty How to Apply These Terms to Your New Libraries ‘’Contributor Version’’ Definitions Commercial Use‘’Contributor’’ ‘’Covered Code’’Source Code License Initial Developer Grant 11. ‘’Source Code’’You’’ or Your Contributor GrantDescription of Modifications Distribution Obligations Application of LicenseAvailability of Source Code Intellectual Property Matters Third Party ClaimsDisclaimer of Warranty English MULTIPLE-LICENSED Code MiscellaneousResponsibility for Claims Exhibit a -Mozilla Public LicenseOpenSSL License MIT license Expat license Redistribution No WarrantyLegal Terms Definitions AdvertisingJpeg license Strace XysslRSA Data Security license Model Serial