9
3
Cable Connection
3.1
RS485 and Power Cable Connection
There are three cable groups: power cable, RS 485 cable and video cable. They are used to transmit video
signal, control signal and power connection. Please connect the power cable to the power socket of the
speed dome, connect the RS485 cable to the RS485 port of the speed dome. See Figure 3-1 and Figure 3-2.
Figure 3-1
Figure 3-2
Name
Function
A
485-A. It is to control dome built-in PTZ.
B
485-B. It is to control dome built-in PTZ.
485
GND Ground.
OUT
Reserved audio port. Audio output port.
Right now the device does not support this function.
GND
Reserved audio port. Ground port audio.
Right now the device does not support this function.
AUDIO
IN
Reserved audio port. Audio connection port.
