Table 1-2 NVR Back Panel Components
Icon/Marker
Port/Component
Name
USB 2.0 Port
Network Port
RS232 (RS-
232 Debug COM
422)
HDMI
High Definition
Media Interface
VGA
VGA Video Output
Port
1-4
Alarm Input Port
Alarm Input Port
Ground End
NO1 to NO2
2 channel Alarm
Output Port
C1 to C2
Power Button
PoE Ports
VIDEO OUT
Video Output Port
MIC IN
Audio Input Port
MIC OUT
Audio Output Port
Connection
Function
Connect a USB 2.0 mouse.
10 M / 100 M / 1000 Mbps self-
adaptive Ethernet port. Connect to a
network cable.
For general COM debugging, to
configure the IP address or to transfer
transparent COM data.
High definition audio and video signal
output port. It transmits uncompressed
high-definition video and multiple-
channel data to the display device's
HDMI port.
VGA
VGA video output port. Outputs the
analog video signal. It can connect to the
monitor for viewing analog video.
•
Receives the signals from the
external alarm sources. Two
types: NO (normally open), NC
(normally closed).
•
When your alarm input device is
using external power, please make
sure the device and the NVR have
the same ground.
Alarm input ground end.
•
Two groups of alarm output ports.
(Group 1: port NO1 ~ C1; Group 2:
I/O Port
port NO2 ~ C2). Output alarm signal
to the alarm device. Please make
sure there is power to the external
alarm device.
•
NO: Normally open alarm output
port.
•
C: Alarm output public end.
Power On/Off button.
The built-in switch supports PoE
function. It also supports up to 48 V / 50
W.
CVBS output.
Bi-directional communication input port.
It receives the analog audio signal
output from devices such as a
microphone pickup.
Audio output port. It outputs the
analog audio signal to devices
Introduction
7