LG Electronics 42LD520 External Control Through RS-232C, RS-232C Setup, Communication Parameters

APPENDIX

EXTERNAL CONTROL THROUGH RS-232C

The RS-232C port allows you connect the RS-232C input jack to an external control device (such as a computer or an A/V control system) to control the TV’s functions externally.

■Note: RS-232C on this unit is intended to be used with third party RS-232C control hardware and software.

The instructions below are provided to help with programming software or to test functionality using telenet software.

RS-232C Setup

i.e) 1

			RS-232C IN
			(CONTROL&SERVICE)
/DVI		OPTICAL
IN
	AUDIO IN	DIGITAL
	(RGB/DVI)	AUDIO OUT	VIDEO L(MONO) AUDIO R		AV IN 1
	RGB IN (PC)
	Y	PB	PR	R	ANTENNA
		VIDEO	AUDIO		/CABLE IN
		COMPONENT IN

APPENDIX

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

PC

Communication Parameters

■Baud rate : 9600 bps (UART)

■Data length : 8 bits

■Parity : None

■Stop bit : 1 bit

■Communication code : ASCII code

■Use a crossed (reverse) cable.

!NOTE

G This product has command echo back in the RS-232C Command.

1

5

6

9

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