User`s manual

NetworkVideoRecorderwithHDMI
NVR‐820/NVR‐1620
It’s a function that allows users to back up the recording data in its database file format as well
as in AVI to the externally connected USB hard disk.
12.1.14 USB Backup
It’s a function that allows users to back up the recording data in its database file format as well
as in AVI to the externally connected USB hard disk.
The USB hard disk(s) will be listed in the drop-down menu displaying the remaining disk space.
Make your selection from the drop-down menu if you have more than one disk connected to
the NVR.
Next, select channels which you would like to back up the recording data from. A maximum of
4 channels can be selected at once.
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