HIKVISION DS-9616NI-I8 - Page 170

Network Video Recorder User Manual
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Figure 16-4 Add Working Device
Table 16-1 Working Status Descrption
Working Status
Description
No record
The working device works properly.
Backing up
If the working device goes offline, the hot spare device will record the
video of the IP camera connected to the working device for backup
The record back up functions for 1 working device at a time.
Synchronizing
When the working device comes back online, the lost video files will be
restored by the record synchronization function.
The record synchronization function can be enabled for 1 working device
at a time.