6
Connect the speaker or the MIC to the audio input port of the device and PC; connect the
earphone to the audio output port of the device and PC respectively.
Step 2
Log in the device WEB interface, click “Talk” button to enable bidirectional talk. You can see the
button becomes orange after you enabled the audio talk function. Click “Talk” button again to
stop the bidirectional talk function.
Step 3
Input audio to speaker or MIC on the device end and PC respectively, and receive the audio via
earphone on the device end and PC.
1.4 Alarm Setup
Note:
Some devices don’t support alarm function, which can’t be applied to this chapter.
The alarm interface is shown as in Figure 1-6.
Figure 1-6
The alarm input, output connection description:
Step 1
Connect the alarm input device to the IN alarm input port on the rear panel I/O port.
Step 2
Connect the alarm output device to the N1 and C1 or N2 and C2 of I/O port on
the rear panel. The alarm output port supports NO (normally open) alarm device only.
Step 3
Open the Web; go to the Figure 1-3. Here you can make the alarm input setup and alarm output
setup. Here the alarm input is the alarm input on the corresponding rear panel I/O port (as IN
port). Then you can select the corresponding type (NO/NC) according to the high/low level type
when an alarm occurs.
Step 4
Set the WEB alarm output. The alarm output 01 is the alarm outpu t port of the device rear panel
I/O port (as the NO port).
