Smart Search Playback - Dahua NVR21-4 KS2 Series User Manual

Step 3 Click Backup to begin the process.

4.6.3 Smart Search Playback

This function is for some series product only.
During playback process, it can analyze the motion detect zone in the scene and give the
analysis result.
This function is for channel that already enabled motion detect function (Main Menu > ALARM >
VIDEO DETECT > Motion Detect).
Step 1 Select a channel to playback video and then click
playback video.


Step 2 Left click mouse and then drag to select smart search zones(22*18（PAL）, 22*15
（NTSC）).
Step 3 Click
detect record footages.
Step 4 Click
This function is for one-channel playback mode.
If you are in multiple-channel playback mode, double-click a channel first to switch
to one-channel playback mode.
to go to smart search and playback. System is going to playback all motion
again to stop smart search function.
Figure 4-97
. You can view the grids on the
Local Basic Operation 157