129Name FunctionC1, C2 1～2 NO1～C1,Group 2:port NO2～C2).Output alarmsignal to the alarm device. Please make sure thereis power to the external alarm device. NO：Normal open alarm output port. C：Alarm output public end.A RS-485communicationportRS485_A port. It is the cable A. You can connect to thecontrol devices such as speed dome PTZ.B RS485_B.It is the cable B. You can connect to thecontrol devices such as speed dome PTZ.Network port 10M/100M/1000Mbps self-adaptive Ethernet port.Connect to the network cable.USB port USB port. Connect to mouse, USB storage device,USB burner and etc.RS-232 RS-232 debugCOM.It is for general COM debug to configure IP address ortransfer transparent COM data.HDMI High DefinitionMedia InterfaceHigh definition audio and video signal output port. Ittransmits uncompressed high definition video andmultiple-channel data to the HDMI port of the displaydevice. HDMI version is 1.4.VGA VGA videooutput portVGA video output port. Output analog video signal. Itcan connect to the monitor to view analog video.PoEPORTS /Bult-in Switch. Support PoE.For PoE series product, you can use this port toprovide power to the network camera.2.2.29 NVR44-4KS2/44-16P-4KS2The NVR44-4KS2 series rear panel is shown as below. See Figure 2-78.Figure 2-78The NVR44-16P-4KS2 series rear panel is shown as below. See Figure 2-79.
