ICRealtime NVR-7508K, User Manual

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9
Name Function
NC5
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.
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 12V /
Controller 12V 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.
+12V /
+12V 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 1A.
Network port
One 10M/100M/1000Mbps 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.
USB2.0 port USB2.0 port. Connect to mouse, USB storage
device, USB burner and etc.
RS-232 RS-232 debug
COM.
It is for general COM debug to configure IP address
or transfer transparent COM data.
HDMI
High Definition
Media Interface
High definition audio and video signal output port. It
transmits uncompressed high definition 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.
PoE
PORTS
16 PoE ports
Built-in Switch. Support PoE. The 16 PoE ports
series products supports total 150W power. One
PoE port max supports 15W.
2.3 Alarm Connection
2.3.1 Alarm Port
The alarm port is shown as below. See Figure 2-4.