Digital Video Recorder User Manual
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6.1.6 Playing Back by System Logs ................................................................................. 110
6.1.7 Playing Back by Sub-Periods .................................................................................. 111
6.1.8 Playing Back External File ...................................................................................... 112
6.2 Auxiliary Functions of Playback ...................................................................................... 113
6.2.1 Playing Back Frame by Frame ............................................................................... 113
6.2.2 Digital Zoom .......................................................................................................... 113
6.2.3 Reverse Playback of Multi-Channel ....................................................................... 114
Chapter 7 Backup .......................................................................................................................... 115
7.1 Backing up Record Files .................................................................................................. 115
7.1.1 Backing up by Normal Video/Picture Search ........................................................ 115
7.1.2 Backing up by Event Search ................................................................................... 117
7.1.3 Backing up Video Clips .......................................................................................... 118
7.2 Managing Backup Devices .............................................................................................. 119
Chapter 8 Alarm Settings ............................................................................................................. 121
8.1 Setting Motion Detection ............................................................................................... 121
8.2 Setting Sensor Alarms .................................................................................................... 123
8.3 Detecting Video Loss ...................................................................................................... 125
8.4 Detecting Video Tampering ........................................................................................... 127
8.5 Setting All-day Video Quality Diagnostics ...................................................................... 128
8.6 Handling Exceptions ....................................................................................................... 130
8.7 Setting Alarm Response Actions .................................................................................... 132
Chapter 9 POS Configuration ...................................................................................................... 135
9.1 Configuring POS Settings ................................................................................................ 135
9.2 Configuring Overlay Channel .......................................................................................... 140
9.3 Configuring POS Alarm ................................................................................................... 141
Chapter 10 VCA Alarm ................................................................................................................ 143
10.1 Face Detection.............................................................................................................. 143
10.2 Vehicle Detection ......................................................................................................... 145
10.3 Line Crossing Detection ................................................................................................ 146
10.4 Intrusion Detection ...................................................................................................... 148
10.5 Region Entrance Detection .......................................................................................... 149
10.6 Region Exiting Detection .............................................................................................. 151
10.7 Loitering Detection ....................................................................................................... 151
10.8 People Gathering Detection ......................................................................................... 151
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