User Manual
DS-73xxHUI-K4, DS-73xxHQI-K4, DS-90xxHUI-K8 DVR User Manual 
UM DS-73xxHUI-K4 DS-73xxHQI-K4 DS-90xxHUI-K8 032918NA  13 
5.14.1  Backup by Normal Video/Picture Search ........................................................................ 103 
5.14.1.1  Using USB Flash Drives, USB HDDs ...................................................... 104 
5.14.2  Backup by Event Search ...................................................................................................... 106 
5.14.3  Back Up Video Clips ............................................................................................................ 107 
5.15  Managing Backup Devices .................................................................................................. 108 
6  Alarm Settings ............................................................................................................................ 109 
6.1  Setting Motion Detection .......................................................................................................... 109 
6.2  Setting Sensor Alarms ............................................................................................................... 111 
6.2.1  Detecting Video Loss ........................................................................................................... 113 
6.2.2  Detecting Video Tampering ................................................................................................ 114 
6.3  Setting All-Day Video Quality Diagnostics ........................................................................... 116 
6.4  Handling Exceptions ................................................................................................................. 117 
7  Setting Alarm Response Actions ............................................................................................. 119 
8  POS Configuration .................................................................................................................... 122 
8.1  Configuring POS Settings......................................................................................................... 122 
8.2  Configuring Overlay Channel ................................................................................................. 126 
8.3  Configuring POS Alarm ........................................................................................................... 127 
9  VCA Alarm ................................................................................................................................. 129 
9.1  Face Detection ............................................................................................................................ 129 
9.2  Vehicle Detection ....................................................................................................................... 131 
9.3  Line Crossing Detection ........................................................................................................... 132 
9.4  Intrusion Detection .................................................................................................................... 134 
9.5  Region Entrance Detection ....................................................................................................... 135 
9.6  Region Exiting Detection .......................................................................................................... 136 
9.7  Loitering Detection .................................................................................................................... 137 
9.8  People Gathering Detection ..................................................................................................... 137 
9.9  Fast Moving Detection .............................................................................................................. 137 
9.10  Parking Detection ................................................................................................................. 137 
9.11  Unattended Baggage Detection .......................................................................................... 138 
9.12  Object Removal Detection ................................................................................................... 138 
9.13  Audio Exception Detection ................................................................................................. 138 
9.14  Defocus Detection ................................................................................................................ 139 
9.15  Sudden Scene Change ......................................................................................................... 140 
9.16  PIR Alarm .............................................................................................................................. 140 
10  VCA Search ................................................................................................................................ 141 
10.1  Behavior Search .................................................................................................................... 141 
10.2  Plate Search ........................................................................................................................... 142 
10.3  People Counting ................................................................................................................... 143 
10.4  Heat Map ............................................................................................................................... 144 
11  Network Settings ....................................................................................................................... 145 
11.1  Configuring General Settings ............................................................................................. 145 
11.2  Configuring Advanced Settings ......................................................................................... 147 










