Dahua HCVR5104C Series, User Manual

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266
SN Icon Name Note
1 AUDIO OUT
Audio output port
Audio output port. It is to output the
analog audio signal to the devices
such as the sound box.
2 VIDEO OUT
Video output port Connect to video output devices
such as TV.
3 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.
4 MIC OUT
Audio output port
Audio output port. It is to output the
analog audio signal to the devices
such as the sound box.
5 AUDIO IN
Audio input port
It is to receive the analog audio
signal output from the devices such
as microphone.
6
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
NVR have the same ground.
NO1
～
NO5 Alarm output port
1
～
5

5 groups of alarm output ports.
(Group 1:port NO1
～
C1,Group
2:port NO2
～
C2,Group 3:port
NO3
～
C3, Group 4:port NO4
～
C4, Group 5: port NO5, C5,
NC5).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.

NC: Normal close alarm output
port.
C1
～
C5
NC5
A
RS-485
communication port
RS485_A port. It is the cable A. You
can connect to the control devices
such as speed dome PTZ.