LG Electronics 50PG20 IR Codes, 1st frame, Repeat frame, Bit description, Frame interval Tf

Page 109

IR CODES

1. How to Connect

AConnect your wired remote control to the Remote Control port on the TV.

2.Remote Control IR Codes

AOutput waveform

Single pulse, modulated with 37.917KHz signal at 455KHz

Tc

T1

Carrier frequency

FCAR = 1/TC = fOSC/12 Duty ratio = T1/TC = 1/3

AConfiguration of frame

1st frame

Lead code

 

Low custom code

 

High custom code

 

 

 

Data code

 

 

 

Data code

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C0

C1

C2

C3

C4

C5

C6

C7

C0

C1

C2

C3

C4

C5

C6

C7

D0

D1

D2

D3

D4

D5

D6

D7

D0

D1

D2

D3

D4

D5

D6

D7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Repeat frame

Repeat code

Tf

ALead code

9 ms

ARepeat code

9 ms

4.5 ms

0.55 ms

2.25 ms

APPENDIX

A

Bit description

 

 

 

 

 

 

 

Bit ”0”

 

 

 

 

 

 

Bit ”1”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.56 ms

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.12 ms

 

 

 

 

 

 

A

Frame interval: Tf

 

 

 

 

 

 

 

 

 

The waveform is transmitted as long as a key is depressed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tf

 

 

 

Tf

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.56 ms

2.24 ms

Tf=108ms @455KHz

107

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Image 109
Contents LCD TV Page Polishing cloth for use on the screen AccessoriesContents Sound & Language Control ContentsFront Panel Controls PreparationPreparation LCD TV Models 26/32/37/42LG30**, 32/37/42/47/52LG50 Preparation Connect the audio from a PC or DTV Back Panel InformationConnect the output from a PC Connect a component video/audio device to these jacksConnect the headphone plug to this socket Connect S-Video out from an S-VIDEO deviceAntenna Back of the TV Stand InstallationCover Base of the TV Stand Body Only 42PG10**, 42PG20**, 42PG30 Cushioned surface to protect the screen from Sound Damage Stand Installation Only 19/22LS4DButton on the Stand Body Pressing 2 latches Detaching Stand Only 19/22LS4DPlease SET IT UP Carefully SO the Product does not Fall Over How to remove the cable management clip Back Cover for Wire ArrangementFit the Cable Management Clip as shown Connect the cables as neces- saryLCD TV Models 19/22LG30 Tilt range Positioning Your Display Only 19/22LG30**, 19/22LS4DPlasma TV Circuit BreakerUntil clicking sound Wall Antenna Socket Antenna ConnectionHD Receiver Setup External Equipment SetupConnecting with a component cable Connecting a set-top box with an Hdmi cableConnecting with a Hdmi to DVI cable Digital Audio OUT SetupExternal When connecting with a component cable DVD SetupConnecting with a Euro Scart cable Connecting the Hdmi cable Connecting with a S-Video cableSetup When connecting with a RF Cable VCR SetupExternal Eqipment Eqipment Connecting with a RCA cableIf connected to AV2 Euro scart socket, select AV2 Input sourceOther A/V Source Setup Connecting with a D-sub 15 pin cable PC SetupEqipment Setup Insertion of CI ModuleConnecting with a Hdmi to DVI cable RGBPC, Hdmipc mode Hdmidtv mode Supported Display Resolution Only 19/22LS4DSupported Display Resolution Select Reset Screen Setup for PC modeRun Reset ScreenSelect Picture Select Position, Size or PhaseSelect Screen Select Resolution Selecting ResolutionSelect Picture Auto Configure RGB PC mode onlyWatching TV / Programme Control Watching TV / Programme ControlInstalling Batteries OK Accepts your selection or displays the current mode Power Switches the TV on from standby or off to standbyControl Volume UP Except for 19/22LS4D*, 42/50PG10 UP/DOWN one Move from one full set of screen information to the nextTurning on the TV Volume AdjustmentProgramme Selection Picture On Screen Menus Selection and AdjustmentWatching TV Programme ControlSelect Setup Auto Programme TuningSelect Setup Manual Programme Tuning in Digital ModeWatching TV / Programme Select DTVWatching TV / Programme Setup Manual Programme Tuning in Analogue ModeNormally fine tuning is only necessary if reception is poor Select Setup Select Manual Tuning Select TV Select NameSelect Setup Select Fine Select Manual Tuning Sound Select TV Select StoreProgramme Edit Password in Lock System ‘On’Gramme number DTV/RADIO ModeFavourite programme list TV ModeSave Select BoosterWatching TV Setup Software UpdateDisplay the information of Channel Select DiagnosticsCI Common Interface Information Select Setup Select CI InformationSelecting the Programme Table Select Option OptionVCR.4 VCR playback Play and control the connectedSelect Option Input LabelSelect the source Select the labelAV Mode Switch on/off EPG EPG Electronic Programme Guide in Digital ModeSwitch on or off EPG Select a programmeButton Function in 8 Day Guide Mode Button Function in NOW/NEXT Guide ModeButton Function in Date Change Mode Button Function in Schedule List Mode Button Function in Record/Remind Setting ModeButton Function in Extended Description Box Picture Control Picture Size Aspect Ratio ControlZoom1 149Picture Mode-Preset Preset Picture SettingsSelect Picture Mode Select either Cool, Medium or Warm Auto Colour Tone Control Warm/Medium/CoolPicture Mode-User option Manual Picture AdjustmentPicture Mode-Expert Control Select your desired Source Select Advanced ControlAdvanced Film Mode Advanced Blackdarkness Level Select Eye Care EYE Care LCD TV onlyInitialize the adjusted value Picture ResetIf you do not need this function, set Normal OK Save Image Sticking Minimization ISM MethodPower Saving Picture Mode Plasma TV only Sound & Language Control Auto Volume LevelerSound & Language Select AudioSelect Audio If you select Clear Voice Preset Sound SETTINGS-SOUND ModeSound Sound Setting Adjustment -USER ModeLanguage Control Select Balance BalanceAudio TV Speakers ON/ OFF SetupSelect Digital Audio Out Selecting Digital Audio OUTSelect Dolby Digital or PCMSelect Reset Audio ResetFor 19/22LS4D * only Stereo/Dual Reception In Analogue Mode OnlySelect the sound output Sound & Language ControlSpeaker Sound Output Selection Nicam Reception In Analogue Mode OnlySelect Menu Language or Country If you want to change Language/ Country selectionSelect your desired language Select On or Off Save Language Selection in Digital Mode onlyClock Setup Time SettingSelect Mode Auto ON/OFF Timer SettingAdjust volume level at Set the hour Switch-on Set the minutesTime Auto SHUT-OFF SettingSleep Timer Setting Time Zone SetupTime Setting Parental Control / Ratings SET Password & Lock SystemSelect Lock Parental Control / RatingsSelect Lock Block ProgrammeEnter the Block Programme Green Select a programme to be lockedParental Control in Digital Mode only KEY Lock Teletext TeletextReveal UpdateHold Digital Teletext Digital TeletextAppendix AppendixRemote control Does not work Power is suddenly Turned off TroubleshootingCheck whether the TV is switched on Check Hdmi cable over version Check USB cable over version USBInvalid format Vertical bar or stripe on Background Cleaning the Screen Maintenance42PG3000-ZA Product Specifications103 104 Programming a code into a remote mode Programming the Remote ControlTesting your remote control Hdstb 1st frame IR CodesRepeat frame Bit description108 GND External Control Device SetupRXD TXD GND DTR DSR RTS CTS Select Set ID Adjustment range of SET ID is 1~99Baud rate 9600 bps Uart Stop bit 1 bit Data length 8 bits Command Reference ListParity None Use a crossed reverse cable Transmission / Receiving Protocol112 113 114 115
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26LG30, 37LG50, 42LG5047LG50, 32LG50, 42PG30 specifications

LG Electronics has long been a leader in the electronics market, particularly in the television space. Among their notable offerings are models like the 22LG30, 60PG3042, PG20, 19LS4D, 42LG30, and 19LG30. These televisions showcase a combination of advanced technology, innovative features, and user-friendly designs tailored to enhance home entertainment experiences.

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