Digital Video Recorder User Manual 
 
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Step 3 Select a date and start playing the video file.       
Step 4 Select the Split-screen Number from the dropdown list. Up to 16 screens are configurable.   
 
Figure 6-20 Interface of Sub-periods Playback 
   
According to the defined number of split-screens, the video files on the selected date can be 
divided into average segments for playback. E.g., if there are video files existing between 16:00 and 
22:00, and the 6-screen display mode is selected, then it can play the video files for 1 hour on each 
screen simultaneously.   
6.1.8  Playing Back External File 
Purpose 
Perform the following steps to look up and play back files in the external devices. 
Step 1 Enter the Playback interface. 
Menu>Playback 
Step 2 Select the External File in the drop-down list on the top-left side. 
The files are listed in the right-side list. 
You can click the    button to refresh the file list. 
Step 3 Select and click the    button to play back it.