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Port Name
RS-232
HDMI
VGA
2.3 Alarm Connection
2.3.1 Alarm Port
The alarm port is shown as below. See Figure 2-33. The following figure is based on the 78 series.
Icon
1～16
NO1 C1， NO2 C2， NO3 C3， NO4
C4
NO5 C5 NC5
CTRL 12V
＋12V
A/B
USB2.0 port
USB2.0 port. Connect to mouse, USB storage
device, USB burner and etc.
RS232
debug
It is for general COM debug to configure IP address
COM.
or transfer transparent COM data.
High definition audio and video signal output port. It
transmits uncompressed high definition video and
High
Definition
multiple-channel data to the HDMI port of the
Media Interface
display device. HDMI version is 1.3. The two HDMI
ports to output video from different video sources.
VGA video output
VGA video output port. Output analog video signal.
port
It can connect to the monitor to view analog video.
Figure 2-33
Function
ALARM1～ALARM16. The alarm becomes activated in the
low level.
Four NO activation output groups. (On-off button).
One NO/NC activation output group. (On-off button).
Control power output. Disable power output when alarm is
canceled. Current is 500mA.
Rated current output. Current is 500mA.
GND
485 communication port. They are used to control devices
such as PTZ. Please parallel connect 120TΩ between A/B
Function
60
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