User manual
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3.6.1  Using QPlayer to Playback Backup Video 
You can playback the backup files using QPlayer applications on the PC. When you back up the recorded 
file, QPlayer applications are automatically included in the backup folder. With QPlayer, it is the same as 
in Playback mode and supports different split screen types to view all the video at the same time. The only 
difference is that there are no Preview and Playback buttons. 
To run the application, go to backup folder and double-click Qplayer .exe to run the QPlayer. 
Name 
Function 
(1) Exit 
To close the application 
(2) Split Screen 
Mode 
Select from 1 and 4-split screen type to playback the recorded video file. 
i
-  If there are only 4 cameras, when user select the 8,9,13,and 16-spilt screen mode, only 4 channels 
have video display and rest of channels will be black screen with channel name display. 
-  To zoom in an area on the screen, Right click and Drag a square on the area you want to enlarge. 
(3) Progress bar 
Show the progress of the file being played. You may move the bar to seek at any location 
of the track. 
(4) Hour Buttons 
Select and click to playback the recorded video file on the specific time frame. 
i
The Hour buttons represent the time in 24-hour clock. The blue bar on top of the hour button indicates 
that there is a recorded video file on that period of time. While the red bar indicates that you are currently 
viewing the recorded video file. 
(5) Playback 
Control Buttons 
Begin: Move at the beginning of the recorded video file. 
Previous: Go back to the previous frame. 
Slower: Play the recorded video file at the speed of 1/2X, 1/4X, 1/8X, 1/16X, or 1/32X. 
Rewind: Wind back the recorded video file. 
Pause: Briefly stop playing the recorded video file. 
Play: Play the recorded video file. 
Faster: Play the recorded video file at the speed of 2x, 4x, 8x, 16x, or 32x. 
Next: Go to the next frame. 
End: Go to the end of the recorded video file. 










