Dahua Mobile DVR Series - Alarm Output

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System can trigger message prompt, alarm output or buzzer when abnormal event occurs.
Step 1 From main menu->Setting->Event->Abnormality, the interface is shown as in Figure
4-48.
Figure 4-48
Step 2 Set parameters.
 Event type: There are several options for you such as disk error, no disk, no space, high
temperature, low battery, over speed, low speed, turnover, collision and etc. (multiple
choices).
 Enable: Check the box here to enable this function.
 Alarm output: Please select alarm activation output port (multiple choices).
 Less than: You can set HDD threshold here so that system can alert you once the HDD
space is lower than the threshold here.
 Latch: Here you can set corresponding delaying time. The value ranges from 1s-300s.
System automatically delays specified seconds in turning off alarm and activated output after
external alarm cancelled.
 Show message: system can pop up the message in the local screen to alert you when an
alarm occurs.
 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.
 Restart system: If you highlight the button here, system will restart automatically if there is
no HDD.
 Buzzer: Highlight the icon to enable this function. The buzzer beeps when an alarm occurs.
Step 3 Click Save button.
4.10.4 Alarm Output
It is to set alarm output channel mode: manual/auto/close.