User`s manual
103
B. Main Menu 
Every time you start the DVR, you shall see the Main Menu for advanced system functions. 
  Start DVR: To start the DVR normally. 
  Play Recorded Video: Playback only. Be sure to enter admin user password first when 
you want to enter the Play Recorded Video icon. This option is used to playback a hard 
disk without rewriting it with new recording contents. 
  Disk Tools: Be sure to enter admin user password first when you want to enter the Disk 
Tools icon. 
  S.M.A.R.T Diagnostic: To examine the internal record of the hard disk. 
  Disk Scan: To check the hard disk status using Linux tools. 
  Disk Manager: To assign cameras to hard disks or to format hard disk. Furthermore, 
this function also can collect recorded data of a camera in different hard disks to one 
hard disk when reallocating the camera to hard disks. 










