LG Electronics M2901S, M3801S owner manual Controlling the Multiple Product, Monitor

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		RS-232C		Controlling the Multiple Product

■■Use this method to connect several products to a single PC. You can control several products at a time by connecting them to a single PC.

Connecting the cable

--Connect the RS-232C cable as shown in the picture.

■■The RS-232C protocol is used for communication between the PC and product. You can turn the product on/off, select an input source or adjust the OSD menu from your PC.

RS-232C Cable (not included)

PC

monitor 1

monitor 2

monitor 3

RS-232C Configurations

7-Wire Configurations (Standard RS-232C cable)

	PC		Monitor
TXD					TXD
	2			2

RXD	3			3	RXD

GND	5			5	GND

DSR	4			4	DSR

DTR	6			6	DTR

CTS	7			7	CTS

RTS	8			8	RTS


	D-Sub 9		D-Sub 9
	(Female)		(Male)

3-Wire Configurations (Not Standard RS-232C cable)

	PC		Monitor
TXD					TXD
	2			2

RXD	3			3	RXD

GND	5			5	GND

DSR	4		4		DSR
DTR	6		6		DTR
CTS	7		7		CTS
RTS	8		8		RTS
	D-Sub 9		D-Sub 9
	(Female)		(Female)

Communication Parameter

►Baud Rate : 9600 buad Rate (UART)

►Data Length : 8 bit

►Parity Bit : None

►Stop Bit : 1bit

►Flow Control : None

►Communication Code : ASCII code

►Use a crossed (reverse) cable

A1

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Contents Monitor Signage Page Using the Remote Control Inserting batteries into remote control Using the Remote ControlName of the Remote Control Buttons Rear View AC Power Connector Connect the power cordName and Function of the Parts EXT. IR External IRConnect the power cord Connecting to External DevicesWhen Connecting to your PC Hdmi signal D-sub signal When using the LANTurn on power by pressing the power button on the product Turn on the PCDaisy Chain Monitors ProductVesa Fdmi wall Mounting Screen Adjustment options User MenusIR Receiver Auto ConfigHdmi signal Sub Signal Use the remote control to adjust the OSD screen How to adjust the OSD On Screen Display screenHow to adjust the screen automatically OSD MenuColor Temp Adjusting Screen ColorPicture Mode Red / Green / BluePhase XGA ModeAuto-Config Screen ResetAdjusting the Time function On / OFF TimerPower Saving Adjusting OSD image Display TimeSelecting the Utility UtilityAdjusting Utility Wait for IP Setup IP Setup CompletedTroubleshooting Maximum resolutionScreen image looks abnormal Screen color is abnormal Specifications 98.64 cm 38.83 inch x 29.94 cm 11.78 inch x 9.0 cm 3.54 inch On Mode DPM Mode SW-OFF Mode Green RedControlling the Multiple Product MonitorUser-Red Adjust PowerPower Input Select User-Green AdjustTransmission / Receiving Protocol Input SelectCommand x b PowerCommand aInput SelectCommand k bMain Picture Input Aspect RatioCommand k c Main picture formatRemote/Key LockCommand k m BrightnessCommand k hOSD SelectCommand k l Color TemperatureCommand k uAbnomal stateCommand k z Color Temperature User-Green AdjustCommand k wColor Temperature User-Blue AdjustCommand k $ Auto ConfigurationCommand j uTimeCommand f a On Timer On/OffCommand f bOff Timer On/Off Command f c On Timer TimeCommand f dAuto SleepCommand f g Off Timer TimeCommand f eSleep TimeCommand f f Power savingCommand f DPM SelectCommand f jResetCommand f k Power Indicator Command f oSerial No.Command f y Position Command f qPosition Command f r 30. S/W VersionCommand f zLead code Repeat code Bit description Configuration of frameOutput waveform Frame interval TfA13 Model Serial