LG Electronics RU-15LA70C owner manual External Control Device Setup, RS-232C Configurations

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External Control Device Setup

-Connect the RS-232C input jack to an external control device (such as a computer or an A/V control system) and control the Monitor’s functions externally.

-Connect the serial port of the control device to the RS-232C jack on the Monitor back panel.

-RS-232C connection cables are not supplied with the Monitor.

RS-232C Setup

Type of Connector; D-Sub 9-Pin Male

No. Pin name

1No connection

2RXD (Receive data)

3TXD (Transmit data)

4DTR (DTE side ready)

5GND

6DSR (DCE side ready)

7RTS (Ready to send)

8CTS (Clear to send)

9No Connection

RS-232C Configurations

3-Wire Configurations

(Not standard)

	PC	TV
RXD			RXD

	2	2
	2	2
TXD	3	3	TXD
TXD	3	3	TXD
GND	5	5	GND
GND	5	5	GND
DTR	4	4	DTR
DSR	6	6	DSR
RTS	7	7	RTS
CTS	8	8	CTS

	D-Sub 9	D-Sub 9

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Contents LCD Regulatory Information Important Safety Instructions Safety InstructionsOn Disposal Safety InstructionsContents Controls IntroductionConnection Options Installing Batteries Remote Control Key FunctionsCH D / E Channel button VOL F / G Volume button Number buttonsAccessories InstallationKensington Security System Adjusting the TV Viewing Angle Wire HoldersRear A/V Cover Connecting to an Outdoor Antenna Setup Connecting to an Inside Antenna SetupExternal Equipment Connections Antenna ConnectionCable TV Setup VCR SetupExternal A/V Source Setup Cable BoxPC Setup Using HeadphonesMonitor Display Specifications Resolution Horizontal VerticalPC Menu Options OperationMenu Language Selection TV Operation OverviewChannel Menu Options Favorite Channels SetupMemorizing the Channels with EZ Scan Add/Delete Channels with Manual ProgramEZ Video Picture Menu OptionsManual Picture Control User option Sound Menu Options Auto Clock Setup Timer Menu OptionsManual Clock Setup Sleep Timer Setup On/Off Timer SetupFor On timer function only Auto OffClosed Captions Special Menu OptionsCaptions Caption/TextKey Lock Lock Options Setting Lock on/off Lock Menu SetupSet password RS-232C Setup Type of Connector D-Sub 9-Pin Male External Control Device SetupRS-232C Configurations Set ID Command Reference ListCommunication Parameters Transmission / Receiving ProtocolInput Select Commandb Main Picture Input Power On CommandaScreen Mute Commandd Volume Mute CommandeTint Commandj Color CommandiSharpness Commandk OSD Select CommandlRemote Control IR Code How to ConnectIR Codes Code Hexa Function Product Specifications MaintenanceCleaning the Screen Cleaning the CabinetSymptoms Troubleshooting Checklist