IC Realtime 4/8/16/32 Channel 1U PoE Network Video Recorder - Manual (Page 25)

16
Port Name Connection Function
MIC OUT Audio output
port / Audio output port. It is to output the analog
audio signal to the devices such as the sound
box.
z
Bidirectional talk output.
z Audio output on 1-window video monitor.
z Audio output on 1-window video
playback.
2.2.3 NVR708X2/NVR716X2/NVR732X2
Series
The rear panel is shown as below. See Figure 2-7.
Figure 2-7
Please refer to the following sheet for detailed information.
Port Name Connection Function
Power button / / Power on/off button.
Power input
port / / Input AC 220V power.
MIC IN Audio input
port / Bidirectional talk input port. It is to receive the
analog audio signal output from the devices
such as mike phone, pickup.
MIC OUT Audio output
port / Audio output port. It is to output the analog
audio signal to the devices such as the sound
box.
1-16 Alarm input
port 1-16.
z 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).
z When your alarm input device is using
external power, please make sure the
device and the NVR have the same
ground.
Ground end Alarm input ground end.
NO1 to NO5 5-ch alarm
output port
I/O port
z
5 groups of alarm output ports. (Group 1：
port NO1～C1,Group 2:port NO2～