Dahua NVR4832-I, Руководство пользователя

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Front Panel and Rear Panel 6
Figure 2-3
Table 2-2
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 RS232 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.
RS485 port (A, B)

RS485_A port. Control cable A of the 485 device. It
connects external devices such as speed dome and
PTZ.

RS485_B port. Control cable B of the 485 device. It
connects external devices such as speed dome and
PTZ.
CTRL
Controllable 12V power output. It is to control the on-off
alarm relay output. It can be used to control the device
alarm output. At the same time, it can also be used as the