User's Manual

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Name Function
GND
Ground end
2.2.7 NVR21HS-S2/21HS-P-S2/21HS-8P-S2 Series
The NVR21HS-S2 series rear panel is shown as below. See Figure 2-33.
Figure 2-33
The NVR21HS-P-S2 series rear panel is shown as below. See Figure 2-34.
Figure 2-34
The NVR21HS-8P-S2 series rear panel is shown as below. See Figure 2-35.
Figure 2-35
Please refer to the following sheet for detailed information.
Port Name
Connection
Function
Power input port
Power socket.
 For NVR21HS-S2, input DC 12V/2A.
 For NVR21HS-P-S2, input DC 48V/1.25A.
 For NVR21HS-8P-S2, input DC 48V/2A.
Network port
10M/100Mbps self-adaptive Ethernet port. Connect to the
network cable.
USB port
USB port. Connect to mouse, USB storage device and
etc.
HDMI
High Definition
Media Interface
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 1.4.