User Manual
31 | VMAX A1 Plus™ DVR 
  HDD full: When an HDD is full, select whether to 
“Overwrite” or “Stop recording”. 
  Overwrite: DVR deletes the oldest data and 
record new data. 
  Stop recording: DVR stops recording.   
  HDD check: Click CHECK next to each HDD to open the 
health check window. See full information for each HDD 
such as model name, serial no, capacity, bad sector ratio, 
life time (used time) and temperature. 
  HDD format: When the new HDD is installed or there seems to be a problem on the 
HDD, formatting the HDD is recommended. 
If system resources are occupied such as during a network connection while the HDD 
format is in process, the formatting may fail. Reboot the system to release system 
resources and then try to format again. 
Select the HDD to format by checking the check box next to the HDD name and 
pressing the format button. 
NOTE 
1) It may take a few minutes to format an HDD. 
2) When the format is done, all data in the HDD will be deleted. 
3) The system always reserves some space in each built-in HDD to effectively 
utilize archiving memory.
4.1.5. Settings 
  Product registration: User can register their information on DW server. It make you 
speed up when user need technical support from DW.     
  Startup wizard: Manually start the startup wizard. 
  Factory default: Reset the system back to its factory default configuration. Once the 
factory default is done, all the configurations will be deleted and the system setting will 
WARNING 
To achieve high-level system stability, warning message of  high  temperature will 
pop up when temperature inside the system exceeds optimum range. This 
problem may be driven from malfunction of ventilation fans. Inspect if the 
cooling fan is properly working, or temperature around the system is properly 
kept.










