Dahua H Series Quick Start Manual - Page 7
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1.1
Device Ports
Device ports might vary with different models, and the actual product shall prevail.
Waterproof all the cable joints with insulating tape and waterproof tape to avoid short circuit
and water damage. For the detailed operations, see the FAQ Manual.
For more information about device ports, see Table 1-1.
No.
Port Name
G
I1
I2
I3
N1
C1
1
N2
C2
/
AUDIO OUT
2
AUDIO IN
3
LAN
1
Introduction
Figure 1-1
Table 1-1 Device ports information
Description
Ground connection of port I1, port I2 and port I3.
Receives the switch signal of external alarm source.
Outputs alarm signal to alarm device.
N1/N2: Normally open alarm output port.
C1/C2: Common alarm output port.
There are two pairs of alarm out ports: N1 and C1, N2 and C2.
You should use them separately.
Ports are not supported.
3.5 mm port, line out.
3.5 mm port, line in.
LAN: Connects to network with network cable; provides
power to the device with PoE.
/ OPT
OPT: Connects to OPT devices to connect to the network.
Device ports
1
Quick Start Guide