Dahua HCVR2108C-S2 Series, Руководство пользователя

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194
SN Icon Name Note
3
1
～
16
Alarm input
port 1
～
16

There are four groups. The first group is from
port 1 to port 4, the second group is from port 5
to port 8, the third group is from 9 to 12, and the
fourth group is from 13 to 16. They are to
receive the signal from the external alarm
source. There are two types; NO (normal
open)/NC (normal close).

When your alarm input device is using external
power, please make sure the device and the
DVR have the same ground.
NO1
～
NO3
Alarm output
port 1
～
3

3 groups of alarm output ports. (Group 1
：
port
NO1
～
C1,Group 2:port NO2
～
C2,Group 3:port
NO3
～
C3
）
).Output alarm signal to the alarm
device. Please make sure there is power to the
external alarm device.

NO
：
Normal open alarm output port.

C
：
Alarm output public end.
C1
～
C3
GND Alarm input ground port.
4
Power switch Power on/off button.
5
RS-232 RS-232
debug COM.
It is for general COM debug to configure IP address
or transfer transparent COM data.
6 VGA
VGA video
output
port
VGA video output port. Output analog video signal.
Can connect to the monitor to view ananlog video
output.
7 AUDIO IN
Audio input
port
Connect to audio input device such as speaker.
8
Power input
port
Input 12V/5A DC.
9
A RS-485
communicatio
n 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.
10
Network port 1000M Ethernet port
11 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.
12 AUDIO OUT
Audio output
port
Audio output port. It is to output the analog audio
signal to the devices such as the sound box.