Network Video Recorder User Manual
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6.1.5 Playing Back by Tag ............................................................................................... 109
6.1.6 Playing Back by System Logs ................................................................................. 111
6.1.7 Playing Back External File ...................................................................................... 113
6.2 Auxiliary Functions of Playback ...................................................................................... 114
6.2.1 Playing Back Frame by Frame ............................................................................... 114
6.2.2 Thumbnails View................................................................................................... 114
6.2.3 Fast View ............................................................................................................... 115
6.2.4 Digital Zoom .......................................................................................................... 115
6.2.5 File Management .................................................................................................. 115
Chapter 7 Backup .......................................................................................................................... 117
7.1 Backing up Record Files .................................................................................................. 117
7.1.1 Quick Export .......................................................................................................... 117
7.1.2 Backing up by Normal Video Search ..................................................................... 119
7.1.3 Backing up by Event Search ................................................................................... 122
7.1.4 Backing up Video Clips .......................................................................................... 123
7.2 Managing Backup Devices .............................................................................................. 124
Chapter 8 Alarm Settings ............................................................................................................. 125
8.1 Setting Motion Detection Alarm .................................................................................... 125
8.2 Setting Sensor Alarms .................................................................................................... 127
8.3 Detecting Video Loss Alarm ........................................................................................... 130
8.4 Detecting Video Tampering Alarm ................................................................................. 132
8.5 Handling Exceptions Alarm ............................................................................................ 134
8.6 Setting Alarm Response Actions .................................................................................... 135
8.7 Triggering or Clearing Alarm Output Manually .............................................................. 139
Chapter 9 VCA Alarm .................................................................................................................. 140
9.1 Face Detection ................................................................................................................ 140
9.2 Line Crossing Detection .................................................................................................. 141
9.3 Intrusion Detection ........................................................................................................ 144
9.4 Region Entrance Detection............................................................................................. 146
9.5 Region Exiting Detection ................................................................................................ 147
9.6 Unattended Baggage Detection ..................................................................................... 147
9.7 Object Removal Detection ............................................................................................. 147
9.8 Audio Exception Detection ............................................................................................. 148
9.9 Sudden Scene Change Detection ................................................................................... 149
9.10 Defocus Detection ........................................................................................................ 150
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