Dahua XVR7416L - Page 217

204
SN
Icon
Name
Note
NO1～NO5
Alarm output port 1～5
 5 groups of alarm output
ports. (Group 1 ： port
NO1 ～ C1,Group 2:port
NO2 ～ C2,Group 3:port
NO3～C3, Group 4：port
NO4～C4, Group 5: port
NO5, C5, NC5).Output
alarm signal to the alarm
device. Please make
sure there is power to the
external alarm device.
 NO: Normal open alarm
output port.
 C: Alarm output public
end.
 NC: Normal close alarm
output port.
C1～C5
NC5
A
RS-485 communication
port
RS485_A port. It is the cable
A. You can connect to the
control devices such as
speed dome PTZ.
B
RS485_B.It is the cable B.
You can connect to the control
devices such as speed dome
PTZ.
T+、T-、R+、R-
Four-wire full-duplex 485
port
Four-wire full-duplex 485 port.
T+，T- is the output wire.
R+，R- is the input wire.
CTRL 12V
Control power output
Controller 12V power output.
It is to control the on-off alarm
relay output.
5
AUDIO OUT
Audio output port
Audio output port. It is to
output the analog audio signal
to the devices such as the
sound box.
6
MIC IN
Audio input port
Bidirectional talk input port. It
is to receive the analog audio
signal output from the devices
such as mike phone, pickup.
7
AUDIO IN
Audio input port
It is to receive the analog
audio signal output from the
devices such as mike phone,
pickup.