2.6.2 Front Panel ...................................................................................................................... 210
3 INSTALLATION AND CONNECTIONS ................................................ 211
3.1 Check Unpacked DVR ........................................................................................................ 211
3.2 About Front Panel and Rear Panel ................................................................................... 211
3.3 HDD Installation ................................................................................................................... 211
3.3.1 Smart Box Series ............................................................................................................ 211
3.3.2 Smart 1U Series .............................................................................................................. 212
3.3.3 Compact 1U and Mini 1U Series .................................................................................. 213
3.3.4 The 1U Series ................................................................................................................. 214
3.3.5 The 1.5U Series .............................................................................................................. 215
3.3.6 The 2U Series ................................................................................................................. 216
3.3.7 Rack Installation .............................................................................................................. 216
3.4 Connecting Power Supply .................................................................................................. 217
3.5 Connecting Video Input and Output Devices .................................................................. 217
3.5.1 Connecting Video Input.................................................................................................. 217
3.5.2 Connecting Video Output .............................................................................................. 217
3.6 Connecting Audio Input & Output, Bidirectional Audio .................................................. 218
3.6.1 Audio Input ....................................................................................................................... 218
3.6.2 Audio Output .................................................................................................................... 218
3.7 Alarm Input and Output Connection ................................................................................. 218
3.7.1 Alarm Input and Output Details .................................................................................... 219
3.7.2 Alarm Input Port .............................................................................................................. 220
3.7.3 Alarm Output Port ........................................................................................................... 220
3.8 RS485 ................................................................................................................................... 221
3.9 Other Interfaces ................................................................................................................... 221