Tail
Circuit
:
1
2
3
4
5
Interface
User
Cable
Group
Table
1
Wiring
Interface
Table 2 User
Cable Group Interface
1
Yellow
2
Green
3
Pink
4
White
5
Black
/
White
6
Light
Green
7
Gray
8
Red
/
White
9
Blue
10
Purple
RS-485-A
RS-485-B
RS-485
serial
port
to
control
peripheral
devices
such
as
third
-
party
device
Audio input port for inputting audio signal or
intercom
connect
to
:
pick-up
Audio
output
port
for
outputting
audio
signal
connect
to
:
loudspeaker
box
Audio
grounding
Alarm
input grounding
Alarm output port for outputting alarm signal
connect
to
:
alarm
light
AUDIO IN
AUDIO OUT
AUDIO GND
ALARM IN GND
ALARM OUT-1
ALARM OUT-2
ALARM IN-1
No
.
Color
Name
Function
Interface
1
2
3
4
User
cable
group
Including
alarm
in
/
out
,
audio
in
/
out
,
RS
-
485
serial
port and etc.
Local
video
output
composite
video
signal
,
BNC port
Connect to power supply of DC12V
Connect
to
network
access
devices
like
a
switch
Video
output
Power
supply
Network
Interface
Name
Function
ALARM IN-2
Alarm
input
port
for
inputting
alarm
signal
,
connect
to
:
smoke
detector
and
voice-activated
switch