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3.3 Rear Panel 4ch NVS
Refer to the following sheet for detailed information.
Port name
Connection
Function
AVIN
Video input port
BNC
4 video input ports to receive the signal from
the front-end device such as camera or speed
dome.
Audio input port
BNC
4 audio input ports to receive the analog
audio signal from the pickup or mike.
Video output port
BNC
1 video output port to output analog video
signal.
It can connect to the TV monitor to view
video.
SD
SD card port
Input SD card
1/2/34
1-4 channel alarm
input port
Alarm input port to receive the relay signal
from the external alarm device
G
Alarm input ground
end
Alarm commun port
NO/C-1
2-ch alarm output
Alarm output port: Output alarm signal to the
alarm device.
NO/C-1: NO alarm output 1
NO/C-2: NO alarm output 2
NO/C-2
A B
RS485 port to connect to the control device
such as speed dome PTZ.
NET
Network port
10M/100M self-adaptive Ethernet port.
Connect to the network cable.
12VDC
Power port
Input 12V DC power.