LG Electronics STB1000 manual Reference RS-232 Display Panel Requirements, Pin Number Description

Reference: RS-232 Display Panel Requirements

DISPLAY CONTROL RS-232 Pin Configuration

(DB9 Male)

Pin Number	Description
1	No Connection
2	RXD (Receive Data)	1 2 3 4 5
3	TXD (Transmit Data)
4	No Connection
5	GND
6	No Connection	6 7 8 9
7	No Connection
8	No Connection
9	No Connection

LG monitors/displays listed below require an RS-232 serial null-modem DB9 cable with female connectors at each end.

RS-232 Null Configuration

3-Wire Configuration

(serial Female-Female null-modem cable)

Some LG monitors/displays may require an RS-232 straight-through DB9 cable with a male connector on one end and a female connector on the other end. Please contact LG for information on compatibility.

RS-232 Straight Configuration

STB1000

NC 1 RXD 2 TXD 3 NC 4 GND 5 NC 6 NC 7 NC 8 NC 9

DB9

Male

Null-

modem

Cable

Display

Panel

1NC

2RXD

3TXD

4NC

5GND

6NC

7NC

8NC

9NC

DB9

Male

Compatible Monitors/ Displays:

•M3203CCBA

•M3204C

•LD350C series

•LD450C series

•55LD520C

•LG30DC series

•LG50DC series

•22LH200C

•26LH210C

•LH300C series

•52LH400C

•PJ350C series

•PK550C series

•PQ30C series

•50/60PS60C

3-Wire Configuration (straight-through Female-Male cable)

STB1000			Display
			Panel
NC	1		1	NC
RXD	2		3	TXD
TXD	3		2	RXD
NC	4		4	NC
GND	5		5	GND
NC	6	Straight-	6	NC
NC	7	through	7	NC
NC	8	or	8	NC
		Extension
NC	9	Cable	9	NC
DB9				DB9
Male			Female

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