User Manual of Network Video Recorder
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5.9 Files Protection .............................................................................................................................. 71
5.9.1 Locking the Recording Files ................................................................................................ 71
5.9.2 Setting HDD Property to Read-only .................................................................................... 73
Chapter 6 Playback .................................................................................................................................... 75
6.1 Playing Back Record Files ............................................................................................................ 75
6.1.1 Playing Back by Channel ..................................................................................................... 75
6.1.2 Playing Back by Time .......................................................................................................... 77
6.1.3 Playing Back by Event Search ............................................................................................. 79
6.1.4 Playing Back by Tag ............................................................................................................ 81
6.1.5 Smart Playback .................................................................................................................... 84
6.1.6 Playing Back by System Logs ............................................................................................. 86
6.1.7 Playing Back External File .................................................................................................. 88
6.2 Auxiliary Functions of Playback ................................................................................................... 89
6.2.1 Playing Back Frame by Frame ............................................................................................. 89
6.2.2 Digital Zoom ........................................................................................................................ 89
6.2.3 Reverse Playback of Multi-channel ..................................................................................... 90
6.3 Picture Playback ............................................................................................................................ 91
Chapter 7 Backup ...................................................................................................................................... 93
7.1 Backing up Record Files ............................................................................................................... 93
7.1.1 Backing up by Normal Video Search ................................................................................... 93
7.1.2 Backing up by Event Search ................................................................................................ 98
7.1.3 Backing up Video Clips ..................................................................................................... 101
7.2 Backing up Pictures ..................................................................................................................... 103
7.3 Managing Backup Devices .......................................................................................................... 105
7.4 Hot Spare Device Backup............................................................................................................ 108
7.4.1 Setting Hot Spare Device ................................................................................................... 108
7.4.2 Setting Working Device ..................................................................................................... 109
7.4.3 Managing Hot Spare System.............................................................................................. 109
Chapter 8 Alarm Settings ................................................................ ........................................................ 112
8.1 Setting Motion Detection Alarm .................................................................................................. 112
8.2 Setting Sensor Alarms ................................................................................................................. 114
8.3 Detecting Video Loss Alarm ........................................................................................................ 117
8.4 Detecting Video Tampering Alarm .............................................................................................. 119
8.5 Detecting VCA Alarm ................................................................................................................. 121
8.6 Handling Exceptions Alarm ......................................................................................................... 123
8.7 Setting Alarm Response Actions ................................................................................................. 124
8.8 Triggering or Clearing Alarm Output Manually .......................................................................... 127
Chapter 9 Network Settings .................................................................................................................... 128
9.1 Configuring General Settings ...................................................................................................... 128
9.2 Configuring Advanced Settings ................................................................................................... 130
9.2.1 Configuring PPPoE Settings .............................................................................................. 130
9.2.2 Configuring DDNS ............................................................................................................ 130
9.2.3 Configuring NTP Server .................................................................................................... 134
9.2.4 Configuring SNMP ............................................................................................................ 134