DS-72xxHUI-Kx, DS-72xxHQI-Kx Digital Video Recorder (DVR) User Manual 
104  UM DS-72xxHUI-Kx, DS-72xxHQI-Kx 062817NA 
 
Figure 134, Storage Device Management 
2.  Backup device management. 
1)  Click New Folder if you want to create a new folder in the backup device. 
2)  Select a record file or folder in the backup device and click    if you want to delete it. 
3)  Click Erase if you want to erase the files from a re-writable CD/DVD.   
4)  Click Format to format the backup device. 
   
If the inserted storage device is not recognized: 
•  Click Refresh. 
•  Reconnect device. 
•  Check vendor for compatibility.