LG 42LN549E User Manual download pdf (Page 30)

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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 functions

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.

RS-232C IN

(CONTROL & SERVICE)

Type of connector; D-Sub 9-Pin

Male

6 9

No. Pin name

1 3.5V

2 RXD (Receive data)

3 TXD (Transmit data)

4 IR OUT from TV

5 GND

6 No Connection

7 No Connection

8 No Connection

9 No Connection (12V available in some models)

RS-232C Congurations

Set ID

Set ID number. "Real Data Mapping".

1 Press SETTINGS / Home to access the main menus.

2 Press the Navigation buttons to scroll to OPTION

and press OK.

3 Press the Navigation buttons to scroll to SET ID and

press OK.

4 Scroll left or right to select a set ID number and

select CLOSE. The adjustment range is 1-99.

5 When you are finished, press EXIT.

7-Wire Configurations

(

Standard RS-232C cable

)

PC TV

RXD 2 3 TXD

TXD 3 2 RXD

GND 5 5 GND

DTR 4 6 DSR

DSR 6 4 DTR

RTS 7 8 CTS

CTS 8 7 RTS

D-Sub 9 D-Sub 9

3-Wire Configurations(Not standard)

PC TV

RXD 2 3 TXD

TXD 3 2 RXD

GND 5 5 GND

DTR 4 6 DTR

DSR 6 4 DSR

RTS 7 7 RTS

CTS 8 8 CTS

D-Sub 9 D-Sub 9

(*Not Provided)

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LG 42LN549E User Manual Page 30

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