User's Manual
51
2.2.18 NVR22-16P-I/NVR22-8P-I2 Series
The figure is for reference only.
Figure 2-87 Rear panel
Table 2-33 Ports
Port Name Connection Function
GND Ground end.
MIC IN Audio input port
Bidirectional talk input port. It is to receive the analog
audio signal output from the devices such as microphone,
pickup.
MIC OUT
Audio output
port
Audio output port. It is to output the analog audio signal
to the devices such as the sound box.
●
Bidirectional talk output.
●
Audio output on 1-window video monitor.
●
Audio output on 1-window video playback.
RS-232
RS-232 debug
COM
It is for general COM debug to configure IP address or
transfer transparent COM data.
Network port
10/100 Mbps self-adaptive Ethernet port. Connect to the
network cable.
USB port
USB port. Connect to mouse, USB storage device and
more.
VGA
VGA video
output port
VGA video output port. Output analog video signal. It can
connect to the monitor to view analog video.
HDMI
High Definition
Media Page
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 1.4.
NO1
Alarm output
port
●
1 group of alarm output ports (port NO1–C1). 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.
C1
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.
To Next Page
Loading...
Need help?
General
