LG Electronics 42LC2RR, 37LC2RR Command Reference List, Transmission / Receiving Protocol

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Command Reference List

			COMMAND1	COMMAND2	DATA		COMMAND1		COMMAND2	DATA
			COMMAND1	COMMAND2	(Hexadecimal)		COMMAND1		COMMAND2	(Hexadecimal)

					0 ~ 1					0 ~ 64
	01.	Power	k	a	0 ~ 1	15.	Treble	k	r	0 ~ 64
	02. Aspect Ratio		k	c	G P. 78	16.	Bass	k	s	0 ~ 64
	03. Screen Mute		k	d	0 ~ 1	17.	Balance	k	t	0 ~ 64
	04. Volume Mute		k	e	0 ~ 1	18.	Color Temperature	k	u	0 ~ 3
	05. Volume Control		k	f	0 ~ 64	19.	Red Adjustment	k	v	0 ~ 50
	06. Contrast		k	g	0 ~ 64	20. Green Adjustment		k	w	0 ~ 50
	07.	Brightness	k	h	0 ~ 64	21.	Blue Adjustment	k	$	0 ~ 50
	08. Color		k	i	0 ~ 64	22.	Abnormal Status	k	z	FF
	09. Tint		k	j	0 ~ 64	23.	Channel Tuning	m	a	G P. 80
	10.	Sharpness	k	k	0 ~ 64	24.	Channel Add/del	m	b	G P. 80
	11.	OSD Select	k	l	0 ~ 1	25. Key		m	c	G P. 80
	12.	Remote Control	k	m	0 ~ 1	26. Auto Configure		j	u	1
		lock mode
		lock mode				27.	Input select (Main)	x	b	G P. 80
	13.	PIP/DW/POP	k	n	G P. 79	28.	Input select (PIP)	x	y	G P. 81
	14.	PIP Position	k	q	0 ~ 3	28.	Input select (PIP)	x	y	G P. 81
	14.	PIP Position	k	q	0 ~ 3

Transmission / Receiving Protocol

Transmission

[Command1][Command2][ ][Set ID][ ][Data][Cr]

[Command 1] : First command to control the set.(j,k,mor x)

[Command 2] : Second command to control the set.

[Set ID] : You can adjust the set ID to choose desired TV ID number in Special menu. Adjustment range is 1~

99.When selecting Set ID ‘0’, every connected the TV is controlled. Set ID is indicated as decimal (1~

99) on menu and as Hexa decimal (0x0~ 0x63) on transmission/receiving protocol.

[DATA] : To transmit command data.

Transmit ‘FF’ data to read status of command.

[Cr] : Carriage Return

ASCII code ‘0x0D’

[ ] : ASCII code ‘space (0x20)’

OK Acknowledgement

[Command2][ ][Set ID][ ][OK][Data][x]

The TV transmits ACK (acknowledgement) based on this for- mat when receiving normal data. At this time, if the data is data read mode, it indicates present status data. If the data is data write mode, it returns the data of the PC computer.

Error Acknowledgement

[Command2][ ][Set ID][ ][NG][Data][x]

The TV transmits ACK (acknowledgement) based on this for- mat when receiving abnormal data from non-viable functions or communication errors.

Data1: Illegal Code

Data2: Not supported function

Data3: Wait more time

APPENDIX

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Contents LCD TV Page Do not insert any object into the exhaust vent Important Safety InstructionsEarth wire should be connected Wet Location MarkingNever touch the power plug with a wet hand Do not use water the product while cleaningDo not pull the cord but the plug when unplugging Onal length of the screen Aerosol cleanersClean the internal part of the product Unplug this product from the wall outletContents Contents On Screen Menus Selection and AdjustmentAuto Configure Rgbpc Mode Only Initializing Reset to Original Factory SettingsIntroduction AccessoriesDVR Home MenuControls Remote Control Sensor Power Standby IndicatorConnection Options Mode source Or off, depending on modeReturns to the TV mode Brightness Adjusts brightness on screenRemote control effective range Installing BatteriesHow to remove the Cable Management Wire ArrangementBundle the cables using the supplied twister holder Ing the clearance recommendations Desktop Pedestal InstallationInstallation Ensure adequate ventilation by followConnections & Setup Connections & SetupHow to use VCR SetupWhen connecting with an antenna How to connectConnections When connecting with a RCA cableWhen connecting with an S-Video cable SetupExternal Stereo External Equipment ConnectionsAV OUT Setup When connecting with a component cable DVD SetupRefer to the DVD players manual for operating instructions Remote control When connecting Hdmi cableTurn on the DVD player, insert a DVD Turn on the digital set-top box Hdstb SET-TOP BOX Setup480i Connect the RGB output of the digital set-top box to When connecting with a Hdmi cableRGB PC/DTV jack on the set Hdmi in 1DVI jack on the set When connecting with a Hdmi to DVI cableWhen connecting with a D-sub 15 pin cable PC SetupAudio Connect the PC audio Output When connecting Hdmi to DVI cable 1. How to connect800x600 Supported Display Resolution RGBPC/HDMI PC mode640x480 720x400Basic Operation Volume AdjustmentTurning the TV on Channel SelectionON-SCREEN Menus Language Selection Basic OperationSpecial Functions Time Control‘Progress Bar’? Progressing the Time Control FunctionProgressing the Time control function, play Using the remote controlButton to speed up Instant Record RecordingStatus bar will be displayed After adjusting the recording time, select ENTER.Watching & Record Recorded Program Selection and Popup Menu Recorded TVSpecial Playing Recorded ProgramsFunctions Using the Remote Control Manual Recording After setting the Manual Rec., press the Enter buttonVideo Quality Scheduled ListIf you selects Yes, this message is displayed When completing, this message is displayedAV1 AV2 Selecting an Input Signal Source for PIP/Double WindowWatching PIP/Double Window/POP TV Program Selection for PIPSwapping the PIP/Double Window Sub Picture Size Adjustment PIP mode onlyMoving the Sub Picture PIP mode only Adjusting PIP Transparency PIP mode onlyOn Screen Menus Selection and Adjustment Or E button to select Cable TV ChannelsManual Program ADDING/DELETING Channels TV Menu / SetupFine Fine Tuning AdjustmentTV Menu Manual programBooster Use the F or G button to set the desired channel Favorite Channels SetupFavorite Channel First favorite channel positionPicture Adjustment TV Menu Auto Color Temperature Control ACC Appropriate adjustments Manual Color Temperature Control ACC User OptionPicture ADVANCED-CINEMA Mode Setup Low Screen gets darker ADVANCED-BLACK LevelBlack Level Press the F or G button to select Low or HighReset To the music TV Menu Sound AdjustmentManual Sound Control Dasp User Option Auto Volume Leveler AVL Menu Balance AdjustmentTV Speakers Setup STEREO/SAP Broadcasts Setup Set the Date and Time Clock SetupON/OFF Timer Setup Select O n or Off To select the Timer menuAuto OFF Select Auto OffUtes selected Sleep TimerButton once To select the Special menu KEY LockSelect Key lock Closed Captions Using Closed CaptionsTvmenu XD DemoTV Menu Screen Adjustment Position / V-position Manual ConfigurePhase ClockTo select the Screen menu Selecting Wide XGA ModeSelect XGA mode Select the desired XGA resolutionAspect Ratio Control ARC You can move the Horizon screen using D or ButtonRGB-PC and Hdmi PC input source use 43 or 169 aspect ratio TV Menu / Screen InitializingGND External Control Device SetupRS-232C Setup Type of Connector D-Sub 9-Pin MaleRXD TXD GND DTR DSR RTS CTS RS-232C ConfigurationsSet ID Communication ParametersTransmission / Receiving Protocol Command Reference ListAppendix Acknowledgement k Set ID OKDatax Transmission k$ Set ID DataCr External Input Repeat frame Remote Control IR CodesIR Codes 1st frameCode Function Programming a code into a remote mode Programming the Remote ControlProgramming Codes VCRs Remote control Doesn’t work Power is suddenly Turned off Troubleshooting ChecklistAudio function does not work Cleaning the Cabinet MaintenanceProduct Specifications Cleaning the Screen