1 NVR Overview
The 8-channel model NVR rear panel is shown in Figure 1-3.
Figure 1-3
Refer to the following table for detailed information.
Item Function
1 Grounding mount
2 Alarm input / output ports. See discussion below.
3 USB2.0 port
4 HDMI port
5
Audio Input port for bidirectional talk, which receives
the analog audio signal output from a microphone.
6 VGA analog video signal
7
Network port; 10M/100M/1000Mbps self-adaptive
8
PoE ports. Built-in Switch supports Power over
Ethernet. One PoE port supports 15W max:
8 PoE port product supports 48V / 120W
9 Power on/off switch
10 100–240 VAC Power Input socket
11
Audio Out port for analog audio signal output:
Bidirectional talk output, Audio output on 1-window
video monitor, Audio output on 1-window video
playback.
12
RS-232 port for general COM debug to configure IP
address or transfer transparent COM data
Note: When connecting the Ethernet port, use the crossover cable to connect the PC and use the
straight cable to connect to the switcher or router.
NVR4200 Series User Guide
4
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