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

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

APPENDIX

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LG Electronics 32LE3, 32LD35, 22LE3 External Control Device Setup, RS-232C Setup, Type of Connector D-Sub 9-Pin Male, 149