Bidirectional Talk; Device Connection; Operation; Alarm Setup - Dahua IPC-HDB/HDBW3202 Series User Manual

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2.3 Bidirectional talk

2.3.1 Device Connection

Before the operation, connect the active pickup to the audio input port of the device. Connect the active
speaker to the audio output port of the device. Please make sure the client-end device has the audio
input and output function. For example, you need to connect the microphone and then earphone to the
PC if you want to implement the bidirectional talk function.

2.3.2 Operation

Login the Web and click the bidirectional talk button to enable this function. Click this button again; you
can close current bidirectional talk.

2.4 Alarm Setup

The alarm interface is shown as in Figure 2-9. Please follow the steps listed below for local alarm input
and output connection.
1) Connect the alarm input device to the alarm input port (No.3 pin or No.4 pin) of the I/O cable.
2) Connect the alarm output device to the alarm output port (No.2 pin) and alarm output public port (No.1
pin). The alarm output port supports NO (normal open) alarm device only.
3) Open the Web, go to the Figure 2-9. Please set the alarm input 01 port for the first channel of the I/O
cable (No.3 pin). The alarm input 02 is for the 2
the corresponding type (NO/NC.)
4) Set the WEB alarm output. The alarm output 01 is for the alarm output port of the device. It is the
No.2 pin of the I/O cable.
I/O signal port：1—ALM_NO；2—ALM_COM；3—GND；
4—ALM_IN；5—GND；6—AUDIO_IN；7—AUDIO_OUT；
8—GND；9—VIDEO_OUT.
Reset
Five menu operation buttons.
—
Push T button up long focus and push W button down
wide angle.
—
Push the F button left
Click the middle button is to enable auto focus.
Please note it is for motorized zoom lens only.
Status indicator light
Fan port
Micro-SD card slot
12V DC port
Network port
nd
channel of I/O cable (No.4 pin). Then you can select
Near and push the N right
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Far.
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