Manual

81
Name
Function
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.
1～2
Alarm input port
1～2
 When your alarm input device is using external
power, please make sure the device and the NVR
have the same ground.
GND
Alarm input ground port.
C
Alarm output
public port
Alarm output public end.
NO
Normal open
Normal open alarm output port.
Network port
10M/100M/1000Mbps self-adaptive Ethernet port.
Connect to the network cable.
USB3.0 port
USB3.0 port. Connect to mouse, USB storage device,
USB burner and etc.
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. HDMI version is 1.4.
VGA
VGA video
output port
VGA video output port. Output analog video signal. It
can connect to the monitor to view analog video.
PoE
PORT
/
Bult-in Switch. Support PoE.
The 8 PoE series product supports total 48V 120W.
One PoE port max supports 15W.
2.3 Alarm Connection
2.3.1 Alarm Port
The alarm port is shown as below. See Figure 2-48. The following figure is based on the 78 series.