User's Manual
46
No. Port Name Function
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.
7 VGA port
VGA video output port. Output analog video signal. It
can connect to the monitor to view analog video.
8 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.
9
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.
GND. Alarm input ground port.
NO C One NO activation output group. (On-off button).
CTRL
Controllable power supply output. Control the output of
the on-off button alarm relay. It controls the alarm
device with the presence or absence of voltage. It can
also be used as power input for some alarm devices
such as alarm detectors.
P
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.
2.2.23 NVR4216-I Series
The figure is for reference only. The actual product shall prevail.
Figure 2-67 Rear panel
Table 2-35 Ports
No. Port Name Function
1 Network port
10M/100M/1000Mbps self-adaptive Ethernet port. Connect
to the network cable.
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