AGI Security SYS-HC0451S2 - Manual (Page 76)

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2 A RS485 （ RS-485 ）
communication port RS485_A port. It is the cable A. You
can connect to the control devices
such as speed dome PTZ.
B RS485_B.It is the cable B. You can
connect to the control devices such
as speed dome PTZ.
3 USB2.0 port
Connect to USB storage device,
mouse, burning DVD-ROM and etc.
4 Network port
100M Ethernet port
5 VGA VGA video output
port VGA video output port. Output
analog video signal. Can connect to
the monitor to view ananlog video
output.
6 AUDIO IN Audio input port Connect to audio input device such
as speaker.
7 VIDEO IN Video input port Connect to analog camera, video
input signal.
8 GND Ground end
9 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.
10 AUDIO OUT Audio output port Connect to video output device such
as sound box.
When connect the Ethernet port, please use crossover cable to connect the PC an d use the straight
cable to connect to the switcher or router.
2.3 Connection Sample
2.3.1 Econimic 720P Smart 1U Series
Please refer to Figure 2-51 for connection sample.