User Manual of Digital Video Recorder 
 
104 
 
Figure 6. 17 Interface of External File Playback 
 
6.1.7  Playing Back Frame Extracting Record 
Purpose: 
If there are frame extracting record files existing in the HDD, you can search and play back them.   
 
  Frame extracting playback is supported by analog cameras only. 
  The frame extracting record is with low bitrate and the frame rate is 1 fps. 
  We use the interface of DS-9100HFI-RT series as example to describe the following settings. 
Steps: 
1.  Enter the Playback interface, and check    checkbox to select the frame extracting mode. 
Menu>Playback 
2.  Select the record type (Normal, Event and Tag) from the drop-down list and search the corresponding files. 
For details, see Chapter 6.1.1~ Chapter 6.1.3. 
3.  Play back the record files if available.