User Manual
DS-72xxHUI-Kx, DS-72xxHQI-Kx Digital Video Recorder (DVR) User Manual 
UM DS-72xxHUI-Kx, DS-72xxHQI-Kx 062817NA    91 
Figure 118, Smart Playback Interface 
 6.  Select a date on the calendar, and click the    button to play. 
Table 1-9 Detailed Explanation of Smart Playback Toolbar 
Button 
Operation
Button 
Operation
Button 
Operation
Draw line for the line 
crossing detection   
Draw quadrilateral for 
the intrusion detection 
Draw rectangle for 
the intrusion 
detection
Set full screen for 
motion detection 
Clear all     
Start/Stop clipping 
File management for 
video clips 
Stop playing 
/  
Pause playing /Play 
Smart settings 
Search matched video 
files 
Filter video files by 
setting the target 
characters 
/  
Show/Hide VCA 
information 
 7.  Set the rules and areas for VCA event or motion event smart search. 
•  Line Crossing Detection – Select  , and click on the image to specify the 
start point and end point of the line. 
•  Intrusion Detection – Click  , and specify four points to set a quadrilateral 
region for intrusion detection. Only one region can be set.   










