Users Manual Part 1

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2.2.23 Advanced 2U AI NVR/General 2U AI NVR Series
● The figure takes Advanced 2U 8HDD AI NVR/General 2U 8HDD AI NVR series as examples.
● The figure is for reference only.
Figure 2-65 Rear panel
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Table 2-37 Ports
No.
Port Name
Function
1
Power button
Turns on/off the NVR.
2
eSATA port
External SATA port. It can connect device with SATA
port. You need to jump the HDD when there is
peripherally connected HDD.
3
VGA port
VGA video output port.
Output analog video signal. It
can connect to the monitor to view analog video.
4
RS
-232 port
It is for general COM debugging to configure IP address
and transfer transparent COM data.
5
Alarm input port (1
-16)
●
There are four groups: 1-4, 5-8, 9-12 and 13-16.
They receive signals from external alarm source.
Alarm input includes two types; NO (normal open)
and NC (normal close).
●
When your alarm input device is using external
power, make sure the device and the NVR have the
same GND.
Alarm output port
(NO1
-NO5, C1-C5, NC5)
●
Five groups of alarm output ports (Group 1: NO1-
C1,
Group 2: NO2-C2, Group 3: NO3-C3, Group 4:
NO4-C4, Group 5: NO5, C5, NC5). Output alarm
signal to the external alarm device. Make sure
power supply is available for the external alarm
device.
●
NO: Normal open alarm output port.
●
C: Alarm output public end.
●
NC: Normal close alarm output port.
GND. Alarm input ground port.