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Name
C1–C3
A
B
CTRL (CTRL
12 V)
P (+12 V)
eSATA
RS-232
HDMI
VGA
PoE PORTS
2.2.9 NVR48-4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P-
4KS2/L/NVR48-4KS2/I/NVR48-16P-4KS2/I Series
The NVR48-4KS2/NVR48-4KS2/L/NVR48-4KS2/I series rear panel is shown as below.
Function
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.
RS485_A port. It is the cable A. You can connect to the
RS-485
control devices such as speed dome PTZ.
communication
RS485_B. It is the cable B. You can connect to the control
port
devices such as speed dome PTZ.
Controller 12 V power output. It is to
control the on-off 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.
+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.
10/100/1000 Mbps self-adaptive Ethernet port. Connect to
Network port
the network cable.
External SATA port. It can connect to the device of the SATA
eSATA port
port. Please jump the HDD when there is peripheral
connected HDD.
USB 2.0 port. Connect to mouse, USB storage device, USB
USB 2.0 port
burner and more.
RS-232 debug
It is for general COM debug to configure IP address or
COM
transfer transparent COM data.
High definition audio and video signal output port. It
High Definition
transmits uncompressed high definition video and
Media Page
multiple-channel data to the HDMI port of the display
device. HDMI version is 1.3.
VGA video
VGA video output port. Output analog video signal. It can
output port
connect to the monitor to view analog video.
Built-in Switch. Support PoE.
PoE port
For PoE series product, you can use this port to provide
power to the network camera.
38
User's Manual
The two
ports serve
as another
group of
alarm output
ports.
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