LG Electronics 52LD550 52” Class Full HD 120Hz Broadband LCD TV

User Manual - Page 181

For 52LD550. Also, The document are for others LG Electronics models: 32LE75, 42LE75, 47LE75, 55LE75, 32LE55, 37LE55, 42LE55, 47LE55, 55LE55

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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 func-
tions 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.
1 5
6 9
RS-232C Configurations
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
Type of Connector; D-Sub 9-Pin Male
No. Pin Name
1
2
3
4
5
6
7
8
9
No connection
RXD
(
Receive data
)
TXD
(
T
ransmit data
)
DTR
(
DTE side ready
)
GND
DSR
(
DCE side ready
)
RTS
(
Ready to send
)
CTS
(
Clear to send
)
No Connection
LAN
1(DVI)
2
HDMI/DVI IN
3
(RGB)
ANTENNA IN
L/
L/
MONO
MONO
R
AUDIO
AUDIO
VIDEO
VIDEO
AV IN 2
AV IN 2
WIRELESS
CONTROL
APPENDIX
167
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