iFocus DVRA+/B+/E+ Manual Version 4.2
Page 11 of 40
7.
Power Up of DVR
7.1
AC Power Input Selector
Before you turn on your DVR, make sure that the AC power selector switch marked with
110/230V at the back of the DVR is set correctly to ensure that the right AC voltage is
being used. Wrong AC power switch selection may results in power supply damage due
to power overloading.
7.2
Power Up of DVR
Once the DVR is connected correctly according to the CCTV system requirements, it will
be ready for powering up. For the first time powered up, the factory default setting will be
loaded into the DVR for normal operation.
The DVR is designed with watch dog timer, which monitors the operation of main
program and resets the system if the program fails to perform correctly. The system is
also designed to recover from unexpected system interruption event. The watch dog timer
will reset the DVR and the recovering program will load the last valid system setting into
the DVR in order to ensure proper system boot-up and operation.
The power up process will take about 1-2 minutes before the camera live view screen is
displayed correctly. Please note that if the DVR is NOT properly powered down, there is
possibility of hard disk data corruption. Proper power down process means shutting down
the DVR from the Main Menu.
Once power up, the monitor display will be as shown below depend on the DVR model. 4
Channel will display in Quad mode, 8/ 9/ 16-Channel split.