Nvr70 Series - Dahua NVR4108-P User Manual

Port Name
NC5
A
B
CTRL 12V
+12V
eSATA
RS-232
HDMI
VGA

2.2.15 NVR70 Series

The NVR70 series rear panel is shown as below. See Figure 2-37.



RS485_A port. It is the cable A. You can connect to
RS-485
the control devices such as speed dome PTZ.
communication
RS485_B.It is the cable B. You can connect to the
port
control devices such as speed dome PTZ.
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 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
10M/100M/1000Mbps self-adaptive Ethernet port.
Connect to the network cable.
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.
RS232 debug It is for general COM debug to configure IP address
COM. or transfer transparent COM data.
High definition audio and video signal output port. It
transmits uncompressed high definition video and
High Definition
multiple-channel data to the HDMI port of the
Media Interface
display device. HDMI version is 1.3. The two HDMI
ports to output video from different video sources.
VGA video output VGA video output port. Output analog video signal.
port It can connect to the monitor to view analog video.
Function
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.
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