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Name Function
1–16
Alarm input port
1–16
●
There are four groups. The rst group is from port 1 to
port 4, the second group is from port 5 to port 8, the third
group is from 9 to 12, and the fourth group is from 13 to
16. They are to receive the signal from the external alarm
source. There are two types; NO (normal open)/NC
(normal close).
●
When your alarm input device is using external power,
please make sure the device and the NVR have the same
ground.
Video output port CVBS output.
NO1–NO3
Alarm output port
1–3
●
3 groups of alarm output ports. (Group 1: port NO1–C1;
Group 2: port NO2–C2; Group 3: port NO3–C3). 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.
C1–C3
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.
CTRL (CTRL 12
V)
—
Controller 12 V power output. It is to
control the on-o alarm relay output. It can
be used to control the device alarm output.
At the same time, it can also be used as the
power input source of some devices such
as the alarm detector.
The two ports
serve as
another group
of alarm
output ports.
P (+12 V) —
+12 V power output port. It can provide the
power to some peripheral devices such as
the camera or the alarm device. Please note
the supplying power shall be below 1 A.
Network port
10/100/1000 Mbps self-adaptive Ethernet port. Connect to
the network cable.
eSATA eSATA port
External SATA port. It can connect to the device of the SATA
port. Please jump the HDD when there is peripheral
connected HDD.
USB 2.0 port
USB 2.0 port. Connect to mouse, USB storage device, USB
burner and more.
RS-232
RS-232 debug
COM
It is for general COM debug to congure IP address or
transfer transparent COM data.
HDMI
High Denition
Media Page
High denition audio and video signal output port. It
transmits uncompressed high denition video and multiple-
channel data to the HDMI port of the display device. HDMI
version is 1.3.
VGA
VGA video output
port
VGA video output port. Output analog video signal. It can
connect to the monitor to view analog video.
User's Manual
37
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