Dahua 1U Series, User Manual

Page: 271 / 361

Standalone DVR User’s Manual
261
Section 2: There are channel number and one button: Start all. Start all button is to
enable/disable all-channel real-time monitor. Click it the button becomes yellow. See
Figure 5-4.
Figure 5-4
Please refer to Figure 5-5 for main stream and extra stream switch information.
Figure 5-5
Section 3: Start dialogue button.
You can click this button to enable audio talk. Click
【▼】
to select bidirectional talk mode.
There are four options: DEFAULT
，
G711a
，
G711u and PCM. After you enable the
bidirectional talk, the Start talk button becomes End Talk button and it becomes yellow.
See Figure 5-6.
Please note, if audio input port from the device to the client-end is using the first channel
audio input port. During the bidirectional talk process, system will not encode the audio
data from the 1-channel.
Figure 5-6
Section 4: Instant record button. Click it, the button becomes yellow and system
begins manual record. See Figure 5-7. Click it again, system restores previous record
mode..
Figure 5-7
Section 5: Local play button.
The Web can playback the saved (Extension name is dav) files in the PC-end.
Click local play button, system pops up the following interface for you to select local play
file. See Figure 5-8.