Optiview DVRTT PRO Series Operation Manual page 83

Chapter VI
Remote Set Up <Record Policy>
1 Record Policy: Item to select record policy
Overwrite : When HDD capacity is almost consumed, It erases old data and record new.
Single Record : To stop recording on 100% of HDD capacity.
Record Data Retention : Please choose "Record Data Retention " from "Non-use" to "365".
Please refer to page 61 for more detailed explanation.
Please ask the agency and store about exact usage because you can‟t recover the deleted
data by "Record Data Retention"
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