Dahua Technology VDA-NVR2108W4KS2, Руководство пользователя, Страница: 183 / 363

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Figure 4-111
Step 2 Select a channel, start time, end time, event type, and then click Smart search,
The search result is displayed.
Step 3 Click the picture that you want to play back.
You can also do the following operations to the recorded files.
 To back up the recorded files to the external storage device, select files, click
Backup , select the save path and file type, and then click Start .

To lock the files to make it unable to be overwritten, select the files, and then click
Lock .

To add a mark to the file, select the files and then click Add Mark .

Go to the Face Properties and Person Details to view detailed information.
4.7.1.4 Human Body Detection
You can search the human body and search the alarm record during the specified period.
Step 1 Select Main Menu > AI > SMART SEARCH > HUMAN BODY DETECTION .
The Human Body Detection interface is displayed. See Figure 4-112.