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No. Port Name Function
11 VGA port
Outputs analog video data to the connected
display with VGA port.
12 Power button Turns on/o the DVR.
13 Power cable fastener
Use a cable tie to secure the power cable on the
DVR to prevent loss.
14
Ground terminal.
3.2.2 DH-XVR41xxC-I/DH-XVR41xxHS-I/DH-XVR51xxHS-
I2/DH-XVR51xxHS-I3/DH-XVR51xxHS-4KL-I2/DH-
XVR51xxHS-4KL-I3
Figure 3-13 Rear panel
Table 3-12 Rear panel description
No. Port Name Function
1 Video input port Connects to analog camera to input video signal.
2 Audio input port
Receives audio signal output from the devices such as
microphone.
3 Audio output port
Outputs audio signal to the devices such as the sound
box.
4 HDMI port
High denition audio and video signal output port.
The port outputs the uncompressed high denition
video and multi-channel audio data to the connected
display with HDMI port.
5 Network port Connects to Ethernet port.
6
RS-485
communication port
Connects to the control devices such as speed dome
PTZ. RS-485_A port is connected by the cable A and
RS-485_B is connected to the cable B.
7 VGA port
Outputs analog video data to the connected display
with VGA port.
8 USB port
Connects to external devices such as USB storage
device, keyboard and mouse.
User's Manual
27
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