User`s manual

42
Port Name
Function
B
communication
port
RS485_B.It is the cable B. You can connect
to the control devices such as speed dome
PTZ.
Power input
port
Input DC 12V/4A.
Power button
/
Power on/off button.
GND
Alarm input ground end.
2.2.4 NVR24 Series
The NVR24 series rear panel is shown as below. See Figure 2-19.
Figure 2-19
Please refer to the following sheet for detailed information.
Icon
Port Name
Function
RS232（RS-422）
It is for general COM debug to configure IP address or
transfer transparent COM data.
VGA video output
port
VGA video output port. Output analog video signal. It can
connect to the monitor to view analog video.
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.
eSATA port
External SATA port. It can connect to the device of the SATA
port. Please jump the HDD when there is peripheral
connected HDD.
USB2.0 port.
Connect to USB storage device, mouse, burning DVD-ROM
and etc.
Network port
10M/100/1000Mbps self-adaptive Ethernet port. Connect to
the network cable.
A
RS485 (RS-485)
communication port
RS485_A port. It is the cable A. You can connect to the
control devices such as speed dome PTZ.
B
RS485_B.It is the cable B. You can connect to the control
devices such as speed dome PTZ.