System Connection; Adapter Connections - LG LPT-OI553HQ Owner's Manual

LPT-OI553HQ_ENG_0196 7/19/07

System Connection

Note: When any peripheral is turned off and turned on again, the camera is also turned off
and turned back on.
RS-485 Connection
(TRX D+, TRX D-)
Caution: Do not connect the alarm connectors to the another camera's alarm connectors.

Adapter Connections

The adapter is used to connect to another camera, alarm sensor, or controller with RS-485 protocol, etc.
2:01 PM Page 17
Alarm In #2
Alarm In #1
Alarm In #3
Alarm In #4
Controller
Brown 1 ALARM IN 1
Blue 2 ALARM IN 2
Yellow 3 GND
Green 4 TRX D-
Red 5 TRX D+
Black 6 GND
Orange 7 ALARM IN 3
White 8 ALARM IN 4
Caution: Connect the supplied
termination adapter to the final
camera's data port to prevent the
RS-485 communication error.
RS-485 Connection
(TRX D+, TRX D-)
Adapter
(Supplied)
DVR
To Alarm sensor
TXD —
RS-485 Connection
TXD +
To Alarm sensor
17