Dahua NVR52-4KS2 Series User Manual page 77

No. Port Name
1 Power input port
2 Power button
3 PoE port
4 Network port
5 USB port
MIC IN
6
MIC OUT
7 VGA port
8 HDMI port
Alarm input port (1-4)
9
Figure 2-95 Rear panel
Table 2-39 Ports
Function
Input power of 100-240 V and 50-60 Hz.
Turns on/off the NVR.
Built-in switch. It can provide power for IPC.
8 PoE ports: 1-8 are ePoE ports (support 300m @ 100M. 800m
@ 10M). The device supports 48 V, 100 W total power output
under 55 °C, and 48 V, 130 W total power output under 45 °C.
10/100/1000 Mbps self-adaptive Ethernet port. Connect to the
network cable.
USB 3.0 port. Connect to devices such as mouse, USB storage
device and USB burner.
Bidirectional talk input port. It is to receive analog audio signal
from devices such as microphone, sound pickup.
Audio output port. It is to output analog audio signal to
devices such as sound box.
Bidirectional talk output.
●
Audio output on 1-window video monitor.
●
Audio output on 1-window video playback.
●
VGA video output port. Output analog video signal. It can
connect to the monitor to view analog video.
High definition audio and video signal output port. It
transmits uncompressed high definition video and multiple-
channel audio data to displays with HDMI port.
They receive signals from external alarm source. Alarm
●
input includes two types; NO (normal open) and NC
(normal close).
When your alarm input device is using external power,
●
make sure the device and the NVR have the same GND.
GND. Alarm input ground port.
61
User's Manual