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118 ESV4 User’s Manual
Once it’s detected, go back to the “USB Backup” page and it should be
available for further configuration
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 disks connected to the NVR.
Next, select channels, which you would like to backup the recording
data from. Maximum 4 channels can be selected at once
Configure the start and end time of the recording data you would like
to backup and click the “Backup” button to begin.
Things to pay attention to the USB Backup function
• It does not support USB Hub extend the number of HDD connected
to the NVR
Limitation: