Dahua NVR52-4KS2 Series User Manual page 96

Icon Name
Power switch
Power input port
Network port
eSATA eSATA port
USB 3.0 USB port
HDMI High Definition Media Page
MIC IN Audio input port
MIC OUT Audio output port
1–16 Alarm input port 1–16
Ground
Table 2-48 Rear panel description
Function
Power on-off button
Input 100–240 VAC.
10/100/1000 Mbps self-adaptive Ethernet port.
Connect to the network cable.
External SATA port. It can connect to the device
of the SATA port. Please jump the HDD when
there is peripheral connected HDD.
USB port. Connect to mouse, USB storage
device, USB burner and more.
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. HDMI version is 1.4b.
Bidirectional talk input port. It is to receive the
analog audio signal output from the devices
such as microphone, pickup.
Audio output port. It is to output the analog
audio signal to the devices such as the sound
box.
Bidirectional talk output.
●
Audio output on 1-window video monitor
●
Audio output on 1-window video playback.
●
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.
Alarm input ground end.
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User's Manual