Chapter Seven FAQ (Frequently Asked Questions)
01：Why the DVR did not run after connecting the power supply?
①Please check whether the power switch is turned on or off at the rear panel of DVR.
②Once turned on,please check if the DVR operation is correct or not?
③Have you selected an adaptor +12V, 5A or above? (8ch 5A, 16ch 220V 200W)
02：Still stop over on the boot-strap frame?
Physical damaged in hard disk drive
Boot manager abnormal.
03：Why does is it taking a long time to boot up?
①There are too much data in hard disk drive, which may be close to capacity. The system will
automatically search the data when the system boots up, causing the boot-up to run slow.
②A hard disk drive error will cause the system to search the data repeatedly, causing the boot-
up to run slow.
04：Why does the system reboot repeatedly?
①Check the hard disk drive, make sure it is not FAT32 formatted , or some other problem with the HDD
causing the
DVR to reboot;
②Please check the power supply of the DVR, if you installed a lot of hard disk drive, it may be
rebooting repeatedly under power;
③Please pull up the network cable, then check if the DVR is working normally or not. A failure
in the network will cause the DVR to reboot repeatedly;
05：Why does t h e s y s t e m s t o p t h e DVR during playback and search the video file information in
progress?
Please check if you have installed the hard disk drive or if the drive is ok or not? Please replace if
there appears to be a problem;
Is the ambient temperature on the high side or not?
Is there any heavy current installation in the vicinity, heavy current surging video cable, causing the
DVR to not work properly and stopping the system?
06：Firmware upgrades failure?
U drive may not be compatible with the DVR, causing the DVR to be unable to detected it. Suggest to
try one or two more different kind of U drives on the market;
USB interface is not good;
The voltage hunting fearfulness during the system firmware upgrade in progress;
07：Why is the display color is black and white in TV and VGA monitor?
Check the video system - is it matching the video input, DVR, TV or VGA monitor? Please set the
video system mode to automatic recognition;
08：Why does nothing display on the TV or VGA monitor?
①please make sure if the power supply of TV or VGA monitor is turned on; is the brightness set to the
lowest status?
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