Dahua XVR4108HS - Page 279

263
Figure 2- 88
Please refer to the following sheet for detailed information.
SN
Icon
Name
Note
1
Power switch
Power on/off button.
2
Power socket
Power socket
3
AUDIO IN
Audio input port
It is to receive the analog audio
signal output from the devices such
as microphone.
4
MIC IN
Audio input port
Bidirectional talk input port. It is to
receive the analog audio signal
output from the devices such as
microphone, pickup.
5
MIC OUT
Audio output port
Audio output port. It is to output the
analog audio signal to the devices
such as the sound box.
6
AUDIO OUT
Audio output port
Audio output port. It is to output the
analog audio signal to the devices
such as the sound box.
7
VIDEO OUT
Video output port
Connect to video output devices
such as TV.
8
1～8
Alarm input port 1～
8
 There are two groups. The first
group is from port 1 to port 4;
the second group is from port 5
to port 8. They are to receive
the signal from the external
alarm source. There are two
types; NO (normal open)/NC