User Manual of LV-N9808C8E Series NVR876.2 Auxiliary Functions of Playback6.2.1 Playing Back Frame by FramePurpose:Play video files frame by frame, in case of checking image details of the video when abnormal events happen.Steps:• Using a Mouse:Go to Playback interface.If you choose playback of the record file: click button until the speed changes to Single frame and one clickon the playback screen represents playback of one frame.If you choose reverse playback of the record file: click button until the speed changes to Single frame andone click on the playback screen represents reverse playback of one frame. It is also feasible to use button intoolbar.• Using the Front Panel:Rotate and hold the outer ring on Jog Shuttle counter clockwise (for LV-N99xx only) or click the button to setthe speed to Single frame. One click on button, one click on the playback screen or Enter button on the frontpanel represents playback or reverse playback of one frame.6.2.2 Smart SearchPurpose:In order to locate motion detection event easily and accurately in the playback progress bar, you are allowed toanalyze a certain area (scene) dynamically, and to get all of the related motion detection events that occurred inthis area.Note: The smart search function varies according to the camera connected to the NVR.Before you start:1. Log in the network camera by the web browser, and enable the Dynamic Analysis for Motion by checkingthe checkbox of it. You may enter the motion detection configuration interface by Configuration> AdvancedConfiguration> Events> Motion Detection.Figure 6. 25 Motion Detection Settings2. Enable the motion detection function and set the arming area to the full screen in the NVR local menu.Please refer to chapter 8.1 for details.Steps:1. Enter the Playback interface and play a record file. Refer to Chapter 6.1.1 for the detailed information aboutsearching and playback of the record files.
