Hcvr720Xa-S2 Series - Dahua HCVR5104C User Manual

SN Icon
12 AUDIO
OUT

2.2.29 HCVR720XA-S2 Series

The HCVR7204A-S2 products' rear panel is shown as below. See Figure 2- 72.
The HCVR7208A-S2 products' rear panel is shown as below. See Figure 2- 73.
Please refer to the following sheet for detailed information.
SN Icon
1
2 1～8(16)
NO1～NO3
C1～C3
Name Note
Audio output Connect to video output device such as sound box.
port
Figure 2- 72
Figure 2- 73
Name Note
Power switch Power on/off button.
Alarm input

port 1～8(16)

Alarm output

port 1～3


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.
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.
240