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Step 1 Select Setting > Storage > Record Control.
The Record Control interface is displayed. See Figure 5-5.
Figure 5-5 Record control
Step 2 Set parameters. See Table 5-1.
Table 5-1 Description of record control parameters
The time for packing each video file.
The time to record the video in advance of a triggered alarm event. For
example, if the pre-event record is set to be 5 s, the system saves the
recorded video of 5 s before the alarm is triggered.
When an alarm or motion detection links recording, and the recording is not
enabled, the system saves the video data within the pre-event record time to
the video file.
Recording strategy when the disk is full.
Stop: Stop recording when the disk is full.
Overwrite: Cyclically overwrite the earliest video when the disk is full.
When you select Manual, the system starts recording; when you select Auto,
the system starts recording in the configured time period of record plan.
Select record stream, including Main Stream and Sub Stream.
Step 3 Click Save.
5.1.1.2.3 Setting Record Linkage
On the alarm event setting interface (such as the motion detection interface), select Record
and set Record Delay to set alarm linkage and record delay.
After Record Delay is configured, alarm recording continues for an extended period after the
alarm ends.
Figure 5-6 Record linkage