Specifications

58
Figure 2-32
Please refer to the following sheet for detailed information.
Port Name Connection Function
USB2.0 USB2.0 port. / Connect to USB2.0 mouse.
Network port / 10M/100M/1000Mbps self-adaptive Ethernet
port. Connect to the network cable.
RS232 RS232 debug
COM.
/ It is for general COM debug to configure IP
address or transfer transparent COM data.
HDMI High Definition
Media
Interface
/
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.
VGA VGA video
output port
VGA VGA video output port. Output analog video
signal. It can connect to the monitor to view
analog video.
1-8 Alarm input
port 1-8.
z There are two groups. The first group is
from port 1 to port 4; the second group is
from port 5 to port 8. They are to receive
the signal from the external alarm
source. There are two types; NO (normal
open)/NC (normal close).
z When your alarm input device is using
external power, please make sure the
device and the NVR have the same
ground.
Alarm input
port ground
end
Alarm input ground end.
NO1～NO3
C1～C3
Alarm output
port
1～3
z 3 groups of alarm output ports. (Group
1：port NO1～C1,Group 2:port NO2～
C2,Group 3:port NO3 ～ C3 ） ).Output
alarm signal to the alarm device. Please
make sure there is power to the external
alarm device.
z NO：Normal open alarm output port.
z C：Alarm output public end.
A RS485
(RS-485)
communication
I/O port
RS485_A port. It is the cable A. You can
connect to the control devices such as speed
dome PTZ.