Front Panel and Rear Panel 11
No.
Port Name
Function
Alarm
input/output of
NVR4216-16
P-I
Alarm
input port
(1-4)
They receive signals from external alarm source.
Alarm input includes two types; NO (normal open)
and NC (normal close).
When your alarm input device is using external
power, make sure the device and the NVR have
the same GND.
Alarm
output
port
(NO1,
C1)
One group of alarm output ports (Group 1:
NO1-C1). Output alarm signal to the external
alarm device. Make sure power supply is
available for the external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
GND. Alarm input ground port.
CTRL
Controllable 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 alarm detector.
P
+12V power output port. It can provide power to some
peripheral devices such as camera and alarm device.
Make sure the power supply of peripheral device shall
be below 1A.
5
HDMI port
High definition audio and video signal output port. It transmits
uncompressed high definition video and multiple-channel audio
data to displays with HDMI port.
6
USB port
USB3.0 port. Connect to devices such as mouse, USB storage
device and USB burner.
7
Network port
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the
network cable.
8
MIC IN
Bidirectional talk input port. It is to receive analog audio signal from
devices such as microphone, sound pickup.
MIC OUT
Audio output port. It is to output analog audio signal to devices
such as sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
9
VGA port
VGA video output port. Output analog video signal. It can connect
to the monitor to view analog video.
10
RS232 port
It is for general COM debugging to configure IP address and
transfer transparent COM data.
11
GND.
2.2.4 NVR4208-8P-I
The figure is for reference only. The actual product shall prevail.
