Dahua HCVR82**A-S3 Series - 2 OVERVIEW AND CONTROLS; 2.1 Front Panel; 2.2 Rear Panel

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3 INSTALLATION AND CONNECTIONS .................................................. 24
3.1 Check Unpacked DVR .......................................................................................................... 24
3.2 About Front Panel and Rear Panel ..................................................................................... 24
3.3 HDD Installation ..................................................................................................................... 24
3.3.1 HDD Calculation ............................................................................................................... 24
3.3.2 HDD Installation ................................................................................................................ 25
3.3.3 Rack Installation ................................................................................................................ 28
3.4 Connecting Power Supply .................................................................................................... 29
3.5 Connecting Video Input and Output Devices .................................................................... 29
3.5.1 Connecting Video Input.................................................................................................... 29
3.5.2 Connecting Video Output ................................................................................................ 29
3.6 Connecting Audio Input & Output, Bidirectional Audio .................................................... 30
3.6.1 Audio Input ......................................................................................................................... 30
3.6.2 Audio Output ...................................................................................................................... 30
3.7 Alarm Input and Output Connection ................................................................................... 30
3.7.1 Alarm Input and Output Details ...................................................................................... 31
3.7.2 Alarm Input Port ................................................................................................................ 31
3.7.3 Alarm Output Port ............................................................................................................. 32
3.8 RS485 ..................................................................................................................................... 33
3.9 Other Interfaces ..................................................................................................................... 33
4 OVERVIEW OF NAVIGATION AND CONTROLS .................................. 34
4.1 Initial Settings ......................................................................................................................... 34
4.1.1 Boot up ............................................................................................................................... 34
4.1.2 Set Password .................................................................................................................... 34