User`s manual

39
Figure 2-14
The NVR21-S series rear panel is shown as below. See Figure 2-15.
Figure 2-15
Please refer to the following sheet for detailed information.
Port Name
Function
Network port
10M/100Mbps self-adaptive Ethernet port. Connect
to the network cable.
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 1.3.
VGA
VGA video
output port
VGA video output port. Output analog video signal.
It can connect to the monitor to view analog video.
GND
Alarm input port GND port.
Power input
port
Power port. Input 12V DC/2A.
Power input
port
Switch power port. Input DC 48V//1.04A.
Please note 21/21-S series does not have this
port.
PoE
PORTS
Four PoE ports
Built-in Switch supports PoE function.
The 4 PoE ports series product supports total 48V
50W.
Please note 21series does not have this port.