Digital Video Recorder User Manual54.5.5 Alarm out ......................................................................................................................................................................................................494.6 Network configuration ............................................................................................................................................................................................504.6.1 Network ........................................................................................................................................................................................................504.6.2 Network stream ............................................................................................................................................................................................544.7 User management configuration ............................................................................................................................................................................564.8 P.T.Z configuration..................................................................................................................................................................................................585 Record search & playback and backup .....................................................................................................................................................................635.1 Time search ...........................................................................................................................................................................................................635.2 Event search ..........................................................................................................................................................................................................645.3 File manager ..........................................................................................................................................................................................................655.4 Backup ...................................................................................................................................................................................................................666 Manage DVR.............................................................................................................................................................................................................686.1 Check system information ......................................................................................................................................................................................686.1.1 System information ......................................................................................................................................................................................686.1.2 Event information .........................................................................................................................................................................................686.1.3 Log information ............................................................................................................................................................................................696.1.4 Network information .....................................................................................................................................................................................706.1.5 Online information ........................................................................................................................................................................................706.1.6 Manual alarm ...............................................................................................................................................................................................716.1.7 Disk manager ...............................................................................................................................................................................................716.1.8 Upgrade .......................................................................................................................................................................................................726.1.9 Logoff ...........................................................................................................................................................................................................726.1.10 Device ........................................................................................................................................................................................................727 Remote Surveillance .................................................................................................................................................................................................737.1 Accessing DVR ......................................................................................................................................................................................................73