Dahua XVR, User Manual

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activation, snapshot, channel record. The stay time here does not include the latch
time. During the alarm process, the alarm signal can begin an anti-dither time if
system detects the local alarm again. The screen prompt, alarm upload, email and etc
will not be activated. For example, if you set the anti-dither time as 10 second, you
can see the each activation may last 10s if the local alarm is activated. During the
process, if system detects another local alarm signal at the fifth second, the buzzer,
tour, PTZ
activation, snapshot, record channel will begin another 10s while the
screen prompt, alarm upload, email will not be activated again. After 10s, if system
detects another alarm signal, it can generate an alarm since the anti-dither time is out.
 Show message: System can pop up a message to alarm you in the local host screen if
you enabled this function.
 Alarm upload: System can upload the alarm signal to the network (including alarm
center) if you enabled current function.
 Send email: System can send out email to alert you when an alarm occurs.
 Record channel: you can select proper channel to record alarm video (Multiple
choices). At the same time you need to set alarm record in schedule interface (Main
Menu->Setting->Schedule) and select schedule record in manual record interface
(Main Menu->Advance->Manual Record).
 Latch: Here is for you to set proper delay duration. Value ranges from 10 to 300
seconds. System automatically delays specified seconds in turning off alarm and
activated output after external alarm cancelled.
 Tour: Here you can enable tour function when an alarm occurs. System supports
1/8-window tour. Please note the tour setup here has higher priority than the tour
setup you set in the Display interface. Once there two tours are both enabled, system
can enable the alarm tour as you set here when an alarm occurred. If there is no
alarm, system implements the tour setup in the Display interface.
 Snapshot: System can snapshot corresponding channel when an alarm occurs.
Please note the activation snapshot has the higher priority than schedule snapshot. If
you have enabled these two types at the same time, system can activate the
activation snapshot when an alarm occurs, and otherwise system just operates the
schedule snapshot.
 Video matrix Check the box here to enable this function. When an alarm occurs,
SPOT OUT port displays device video output. It displays video (1-window tour) from
alarm activation channel you select at the Record channel item.

Log: Check the box here, system can record local alarm log.
 Buzzer: Highlight the icon to enable this function. The buzzer beeps when an alarm
occurs.

Voice prompts: Check the box here to trigger audio broadcast function. You can
select specified audio file here. System can play the audio file once the corresponding
event occurs.
Please note, network alarm means the alarm signal from the TCP/IP. You can use
NET SDK to activate network alarm. Comparing with the local alarm, there is no type,
anti-dither, alarm upload function.