Name Function
A
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.
CTRL (CTRL 12
V)
—
Controller 12 V power output. It is to
control the on-oîš„ alarm relay output.
It can be used to control the device
alarm output. At the same time, it can
also be used as the power input
source of some devices such as the
alarm detector.
The two ports serve
as another group
of alarm output
ports.
P (+12 V) —
+12 V power output port. It can
provide the power to some
peripheral devices such as the camera
or the alarm device. Please note the
supplying power shall be below 1 A.
RS-232 RS-232 debug COM
It is for general COM debug to conîš‚gure IP address or
transfer transparent COM data.
VGA
VGA video output
port
VGA video output port. Output analog video signal. It can
connect to the monitor to view analog video.
PoE PORTS —
Built-in Switch. Support PoE or ePoE function.
For ePoE series product, port 1 to port 8 are the ePoE ports.
ePoE port supports 300 meters@100 Mbps, 800 meters@10
Mbps. Port 9 to port 16 are general PoE ports.
The 16 PoE series supports total 150 W.
2.2.7 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/
NVR41-4KS2/L/NVR41-P-4KS2/L/NVR41-8P-4KS2/L/NVR21-
S3/NVR21-P-S3/NVR21-8P-S3
The NVR41-4KS2/NVR41-4KS2/L/NVR21-S3 series rear panel is shown as below.
Figure 2-66 Rear panel
The NVR41-P-4KS2/NVR41-P-4KS2/L series rear panel is shown as below.
User's Manual
37
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