Dahua Smart 1U, User Manual

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The Grand Tour
12
No. Port Name Function
1 Video input port Connects to analog camera to input video signal.
2 Audio input port
Receives audio signal output from the devices such as
microphone.
3 Audio output port Outputs audio signal to the devices such as the sound box.
4
RS485
communication
port Connects to the control devices such as speed dome PTZ.
RS485_A port is connected by the cable A and RS485_B is
connected to the cable B.
5 HDMI port
High definition audio and video signal output port.
The port outputs the uncompressed high definition video and
multi-channel audio data to the connected display with HDMI
port.
6
VGA port
Outputs analog video data to the connected display with VGA
port.
7, 8
USB port
Connects to external devices such as USB storage device,
keyboard and mouse.
9
Network port Connects to Ethernet port.
10 Power input port Inputs DC 12V power.
11 Power output port Outputs DC 12V power.
12 Ground
Ground terminal.
3.2.3
Compact 1U