External Control Device Setup - LG M237WD Owner's Manual

APPENDIX

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 on this unit is intended to be used
with third party RS-232C control hardware and soft-
ware. The instructions below are provided to help with
programming software or to test functionality using
telenet software. RS-232C connection cables are not
supplied with the product.
Type of Connector; D-Sub 9-Pin Male
No. Pin Name
1 No connection
RXD ( Receive data )
2
TXD ( Transmit data )
3
DTR ( DTE side ready )
4
5 GND
DSR ( DCE side ready )
6
RTS ( Ready to send )
7
CTS ( Clear to send )
8
9 No Connection
RS-232C Configurations
7-Wire Configuration (Serial female-female NULL modem cable)
PC
RXD 2
TXD 3
GND 5
DTR 4
DSR 6
RTS 7
CTS 8
D-Sub 9
80
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TV
3 TXD
2 RXD
5 GND
6 DSR
4 DTR
8 CTS
7 RTS
D-Sub 9
RS-232C IN
(CONTROL & SERVICE)
1
6
3-Wire Configurations ( Not standard )
PC
RXD 2
TXD 3
GND 5
DTR 4
DSR 6
RTS 7
CTS 8
D-Sub 9
5
9
TV
3 TXD
2 RXD
5 GND
6 DTR
4 DSR
7 RTS
8 CTS
D-Sub 9