Network Video Recorder User Manual
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6.1.4 Playing Back by Event Search ................................................................................ 104
6.1.5 Playing Back by Tag ............................................................................................... 106
6.1.6 Playing Back by System Logs ................................................................................. 108
6.1.7 Playing Back External File ...................................................................................... 110
6.2 Auxiliary Functions of Playback ...................................................................................... 111
6.2.1 Playing Back Frame by Frame ............................................................................... 111
6.2.2 Thumbnails View................................................................................................... 111
6.2.3 Fast View ............................................................................................................... 112
6.2.4 Digital Zoom .......................................................................................................... 112
6.2.5 File Management .................................................................................................. 112
Chapter 7 Backup .......................................................................................................................... 114
7.1 Backing up Record Files .................................................................................................. 114
7.1.1 Quick Export .......................................................................................................... 114
7.1.2 Backing up by Normal Video Search ..................................................................... 116
7.1.3 Backing up by Event Search ................................................................................... 119
7.1.4 Backing up Video Clips .......................................................................................... 120
7.2 Managing Backup Devices .............................................................................................. 121
Chapter 8 Alarm Settings ............................................................................................................. 122
8.1 Setting Motion Detection Alarm .................................................................................... 122
8.2 Setting Sensor Alarms .................................................................................................... 124
8.3 Detecting Video Loss Alarm ........................................................................................... 127
8.4 Detecting Video Tampering Alarm ................................................................................. 129
8.5 Handling Exceptions Alarm ............................................................................................ 131
8.6 Setting Alarm Response Actions .................................................................................... 132
8.7 Triggering or Clearing Alarm Output Manually .............................................................. 136
Chapter 9 VCA Alarm .................................................................................................................. 137
9.1 Face Detection ................................................................................................................ 137
9.2 Line Crossing Detection .................................................................................................. 138
9.3 Intrusion Detection ........................................................................................................ 141
9.4 Region Entrance Detection............................................................................................. 143
9.5 Region Exiting Detection ................................................................................................ 144
9.6 Unattended Baggage Detection ..................................................................................... 144
9.7 Object Removal Detection ............................................................................................. 144
9.8 Audio Exception Detection ............................................................................................. 145
9.9 Sudden Scene Change Detection ................................................................................... 146
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