Controlling The Multiple Product - LG M2901S Owner's Manual

RS-232C
■ Use this method to connect several products to a single PC. You can control several products at a
time by connecting them to a single PC.
Connecting the cable
- Connect the RS-232C cable as shown in the picture.
■ The RS-232C protocol is used for communication between the PC and product. You can turn
the product on/off, select an input source or adjust the OSD menu from your PC.
RS-232C Cable
(not included)
PC
RS-232C Configurations
7-Wire Configurations (Standard RS-232C cable)
PC
TXD
2
RXD 3
GND
5
DSR 4
DTR
6
CTS
7
RTS 8
D-Sub 9
(Female)
Communication Parameter
► Baud Rate : 9600 buad Rate (UART)
► Data Length : 8 bit
► Parity Bit : None
► Stop Bit : 1bit
► Flow Control : None
► Communication Code : ASCII code
► Use a crossed (reverse) cable

Controlling the Multiple Product

monitor 1
Monitor
TXD
2
3 RXD
GND
5
DSR
4
6 DTR
CTS
7
8 RTS
D-Sub 9
(Male)
A1
A1
monitor 3
monitor 2
3-Wire Configurations (Not Standard RS-232C cable)
PC Monitor
TXD
2
RXD 3
GND
5
DSR
4
DTR 6
CTS
7
RTS 8
D-Sub 9 D-Sub 9
(Female) (Female)
TXD
2
RXD
3
5 GND
DSR
4
6 DTR
CTS
7
RTS
8