External Control Through Rs-232C - LG 47LH90 Owner's Manual

APPENDIX

EXTERNAL CONTROL THROUGH RS-232C

The RS-232C port allows you connect the RS-232C input jack to an external control device (such as a computer
or an A/V control system) to control the TV's functions externally.
Note: RS-232C on this unit is intended to be used with third party RS-232C control hardware and software.
■
The instructions below are provided to help with programming software or to test functionality using telenet
software.
RS-232C Setup
VIDEO L
VIDEO
COMPONENT IN
Type of Connector; D-Sub 9-Pin Male
No.
1
2
3
4
5
6
7
8
9
120
/DVI IN
AV IN 1
RGB IN (PC)
( ) AUDIO R
MONO
3
AUDIO IN
2
(RGB/DVI)
L R
1
AUDIO RS-232C IN
(CONTROL&SERVICE)
Pin Name
No connection
RXD ( Receive data )
TXD ( Transmit data )
DTR ( DTE side ready )
GND
DSR ( DCE side ready )
RTS ( Ready to send )
CTS ( Clear to send )
No Connection
1
6
OPTICAL DIGITAL
AUDIO OUT
ANTENNA/
CABLE IN
Communication Parameters
Baud rate : 9600 bps ( UART )
■
Data length : 8 bits
■
Parity : None
■
Stop bit : 1 bit
■
Communication code : ASCII code
■
Use a crossed (reverse) cable.
■
!
NOTE
G G This product has command echo back in the
RS-232C Command.
5
9
PC