130SN Name Function1 Displaypan It is to display human face detection file list. The latest file is at thetop. \ Click Export, you can export the selected file to the USB device.There are two types: image/record. Image: Export the recognized human face image. Record: Export the record file before and after 10 seconds whenthe DVR recognizes the human face.2 PlaybackpanePlay the searched record file or image. Double click to playback in fullscreen.3 SearchpaneSet date, start time and end time, click Search button, you can view thecorresponding file list.4.9.3 BackupDVR support CD-RW, DVD burner, USB device backup, network download and eSATA. Here weintroduce USB, eSATA backup. You can refer to Chapter 4.11.2.7 Web Operation for networkdownload backup operation.Click backup button, you can see an interface is shown as in Figure 4-44. Here is for you to viewdevices information.You can view backup device name and its total space and free space. The devic e includes CD-RW,DVD burner, USB device, flash disk, eSATA backup.Figure 4-44Select backup device and then set channel, file start time and end time.Click add button, system begins search. All matched files are listed below. System automaticallycalculates the capacity needed and remained. See Figure 4-46.