User manual

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 Delete: Here you can check the mark information item you want to delete and then click
Delete button, you can remove one mark item.
Note
 After you go to the mark management interface, system needs to pause current
playback. System resume playback after you exit mark management interface.
 If the mark file you want to playback has been removed, system begin playbacking from
the first file in the list.
4.8.3 Picture Playback
a) From Main menu->Search, or on the preview interface right click mouse.
b) At the top right pane, you can check the box to select picture and then select
playback interval.
4.9 Backup
4.9.1 File Backup
In this interface, you can backup record file to the USB device.
a) Connect USB burner, USB device or portable HDD and etc to the device.
b) From Main menu->Backup, you can go to the Backup interface. See Figure 4-70.
Figure 4-70
c) Select backup device and then set channel, file start time and end time.
d) Click add button, system begins search. All matched files are listed below. System
automatically calculates the capacity needed and remained. See Figure 4-71.
e) System only backup files with a √ before channel name.
f) Click backup button, you can backup selected files. There is a process bar for you
reference.
g) When the system completes backup, you can see a dialogue box prompting
successful backup.