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13
3.2 Rear Panel 1ch NVS
Refer to the following sheet for detailed information.
Port name Connection Function
V-IN Video input port BNC
Receive the signal from the front-end device such
as camera or speed dome
V-OUT Video output port
BNC
Output analog video signal.
It can connect to the TV monitor to view video
A-IN Audio input port Input analog audio signal
SD SD card port Input SD card
1/2/3/4
1-4 channel alarm
input port
Alarm input port to receive the relay signal from
the external alarm device
G
Alarm input port
ground end
Alarm commun port
NO/C-1
NO/C-2
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
A, B RS485 Port
RS485 port to connect to the control devices such
as speed dome PTZ
Wireless port
Connect to the wireless antenna to receive
WIFI,3G and et signal
NET Network port
10M/100M self-adaptive Ethernet port Connect to
the network cable
12VDC Power port
Input 12V DC