4.8.4.5.3 Hotspare disks ................................................................................................................ 190
4.8.4.6 iSCSI ................................................................................................................................ 191
4.8.5 Setting ....................................................................................................................................... 193
4.8.5.1 General ............................................................................................................................ 193
4.8.5.1.1 General ........................................................................................................................... 193
4.8.5.1.2 Date and time ................................................................................................................. 193
4.8.5.1.3 Holiday Setup................................................................................................................. 194
4.8.5.2 Display ............................................................................................................................. 195
4.8.5.2.1 Display............................................................................................................................ 195
4.8.5.2.2 Tour ................................................................................................................................. 196
4.8.5.3 RS232 .............................................................................................................................. 196
4.8.5.4 PTZ ................................................................................................................................... 197
4.8.5.5 Account ............................................................................................................................ 198
4.8.5.5.1 User name....................................................................................................................... 198
4.8.5.5.2 Group .............................................................................................................................. 200
4.8.5.6 Auto maintain ................................................................................................................. 201
4.8.5.7 Import/Export .................................................................................................................. 202
4.8.5.8 Default.............................................................................................................................. 202
4.8.5.9 Upgrade ........................................................................................................................... 203
4.8.6
Cluster Service ........................................................................................................................ 203
4.8.6.1 Master Device ................................................................................................................ 203
4.8.6.2 Slave Device .................................................................................................................. 205
4.8.6.3 Record Transfer ............................................................................................................. 205
4.8.6.4 Cluster control ................................................................................................................ 206
4.8.6.5 DCS Log .......................................................................................................................... 206
4.9 Info .................................................................................................................................................... 207
4.9.1 Version ...................................................................................................................................... 207
4.9.2 Log ............................................................................................................................................. 207
4.9.3 Online User .............................................................................................................................. 208
4.9.4 HDD ........................................................................................................................................... 209
4.10 Playback .......................................................................................................................................... 209
4.11 Alarm ................................................................................................................................................ 213
4.12 Log out ............................................................................................................................................. 214
4.13 Un-install Web Control .................................................................................................................. 214
5 Appendix A HDD Capacity Calculation.............................................................................................. 215
6 Appendix B Toxic or Hazardous Materials or Elements ................................................................ 216
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