LG Electronics A-27 External Control Device Setup, RS-232C Setup, RS-232C Configurations, 202

APPENDIX

EXTERNAL CONTROL DEVICE SETUP

RS-232C Setup

Connect the RS-232C (serial port) input jack to an external control device (such as a computer or an A/V control system) to control the product’s func- tions externally.

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

Note: RS-232C connection cables are not supplied with the product.

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

1

6

5

9

APPENDIX

202

RS-232C Configurations

7-Wire Configurations (Standard RS-232C cable)					3-Wire Configurations(Not standard)
	PC		TV			PC		TV
RXD	2		3	TXD	RXD	2		3	TXD
TXD	3		2	RXD	TXD	3		2	RXD
GND	5		5	GND	GND	5		5	GND
DTR	4		6	DSR	DTR	4	6		DTR
DSR	6		4	DTR	DSR	6	4		DSR
RTS	7		8	CTS	RTS	7	7		RTS
CTS	8		7	RTS	CTS	8	8		CTS
	D-Sub 9	D-Sub 9				D-Sub 9	D-Sub 9

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