Dahua DH-XVR5416L-X User Manual page 45

No. Port Name
Alarm input port
1–16
Alarm output port
1–5 (NO1–NO5;
C1–C5; NC5)
9
RS-485
communication
port
Four-wire
full-duplex
RS-485 port (T+,
T-, R+, R-)
Control power
output (CTRL
12V)
12V power output
port
10 Video input port
11 Network port
12 VGA video output
RS-232 debug
13
COM.
14 HDMI port
15 USB port
16 eSATA port
Function
Four groups of alarm output ports (Group 1: port 1 to port 4;

Group 2: port 5 to port 8; Group 3: port 9 to port 12; Group 4:
port 13 to port 16). These ports receive the signal from the
external alarm source. There are two types; NO (Normally
Open) and NC (Normally Closed).
When your alarm input device is using external power,

please make sure the device and the NVR have the same
ground.
 Five 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). These ports
output alarm signal to the alarm device. Please make sure
power supply to the external alarm device.
NO: Normally open alarm output port.

C: Alarm output public end.

NC: Normally closed alarm output port.

You can connect to the control devices such as speed dome
PTZ. RS-485_A port is connected by the cable A and RS-485_B
is connected to the cable B.
Four-wire full-duplex 485 port. T+ and T- is the output wire; R+
and R- is the input wire.
th
Controls the 6 channel power output for alarm.
Turns off power output when there is alarm output.

Turns on power output when the alarm is cleared.

Provides power to external devices such as camera and alarm
device. Please note the supplying power shall be below 1A.
Ground.
Connect to analog camera to input video signal.
Connects to Ethernet port.
Outputs analog video signal. It can connect to the monitor to view
analog video.
It is for general COM debug to configure IP address or transfer
transparent COM data.
High definition audio and video signal output port. It outputs the
same video source as VGA. It supports 4K resolution output and
supports mouse operation and control.
Please note when the HDMI output resolution is 4K, the VGA
output stops.
Connects to the external devices such as keyboard, mouse, and
USB storage device.
External SATA port which connects to the device with SATA port.
Perform the jumper configuration when connecting HDD.
The Grand Tour 29