User manual
User Manual of Digital Video Recorder 
108 
The files stored in the extrenal device are listed in the right-side list. 
You can click the Refresh button to refresh the file list. 
3.  Select a record file and click   to play it. 
Figure 6. 23 Interface of External File Playback 
6.1.8  Playing Back Frame Extracting Record 
Purpose: 
If there are frame extracting record files existing in the HDD, you can search and play back them. In this section, 
we use the interface of DS-9100HFI-RT series as example to describe the following settings. 
  Frame extracting record is supported by DVR series only. 
  The frame extracting record is with low bitrate and the frame rate is 1 fps. 
Steps: 
1.  Enter the Playback interface, and check   checkbox to select the frame extracting mode. 
Menu>Playback 










