![background image](http://html1.mh-extra.com/html/dahua-technology/vth2421f-series/vth2421f-series_user-manual_3203373053.webp)
45
3.2.6 Calling DMSS
Tap
Call
>
DMSS
to make calls to DMSS.
Figure 3-12 DMSS
Tap
to call the DMSS app account that the VTH has bonded with.
3.3 Information
You can view and manage different kinds of information.
●
Information in
Security Alarm
and
Publish Info
is stored in the device, and the one in
Guest
Message
and
Video Pictures
is stored in the SD card, which means you need an SD card for
these two functions.
●
Only certain models support SD card.
●
If the storage in the Device or SD card is full, the oldest records will be overwritten. Back up the
records as needed.
3.3.1 Security Alarm
When an alarm is triggered, there will be 15s alarm sound, and the interface below will be displayed.
The alarm information will be uploaded to the alarm record interface and management platform.
Summary of Contents for VTH2421F Series
Page 1: ...Digital VTH 4 6 version User s Manual V1 0 0...
Page 12: ...4 1 1 5 VTH5421E Series Figure 1 5 Front panel 1 1 6 VTH5421H Series Figure 1 6 Front panel...
Page 13: ...5 1 1 7 VTH8621K Series Figure 1 7 Front panel...
Page 75: ...67 Figure 3 37 DMSS onscreen prompt Figure 3 38 QR Code without DMSS QR code...
Page 101: ...93 Figure 4 8 Monitor screen Step 2 Tap select the VTO from the channel list as needed...
Page 125: ...117 Figure 5 18 Obtain the QR code Figure 5 19 Obtain the QR code 2...