VOOK
DIGITAL RECORDING
EVD042, EVD 082 & EVD162 Version 2.05
69
If there is error device information above,click
to modify or click
,add the device again.
Note
：
Asee on Imac platform can only add one device,and there is no PTZ control function.
Chapter Eight FAQ (Frequently Asked Questions)
01
：
Why the DVR did not run after connect the power supply?
①
Please check the power switch turn on or off at the rear panel of DVR.
②
Please check if the turn on DVR operation correct or not?
③
If you select the a12V, 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 appear the boot running too slow?
①
There are too much capacity data in hard disk drive, the system will automatic search the data when
the system boot up, caused the boot running slow.
②
The hard disk drive error will cause the system research the data repeatedly, caused the boot
running slow.
04
：
Why does the system reboot repeatedly?
①
Check the hard disk drive, if there is not the FAT32 formatted in it or the problem in it and caused the
DVR reboot;
②
Please check the power supply of DVR, if you installed a lot of hard disk drive, it may be reboot
repeatedly underpower;
③
Please pull up the network cable, then to check the DVR can work normally or not, being the
catastrophe failure in network,
it will cause the DVR reboot repeatedly;
05
：
Why does the system halted of DVR during the playback and search the video file information in progress?
Please check if you install the hard disk drive or if the drive is ok or not? Please replace the good one
for it soon;
If the ambient temperature on the high side or not?
Is there any heaven current installation surrounding and external video device, heavy current surging
video cable, caused the DVR can not work properly and the system halted;
06
：
Firmware upgrade failure?
U drive is not good compatible with the DVR, cause the DVR can not detected it, suggested to try one
or two more different kind of U drive in the market;
USB interface is not good;
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DIGITAL RECORDING
EVD042, EVD 082 & EVD162 Version 2.05
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The voltage hunting fearfulness during the system firmware upgrade in progress;
07
：
Why 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, if there is not on all
fours, please set the video system mode in auto automatic recognition;
08
：
Why does nothing display on the TV or VGA monitor?
①
please make sure if the power supply of TV or VGA monitor turn on or not; if the illumination located
in the lowest status?
②
if the video connected with TV or VGA monitor properly? Check if there is any video signal input?
And make sure the line faulty or not?
09
：
Why does the video like water wave, to appear obstruction distortion?
①
if there is short circuit, open circuit or insufficient solder and connection failure of video cable?
②
If the video cable obstruction by high voltage interference, please separate the video and high
voltage in linkup cabling, at the meantime, please select the better quality, shield video cable for the project;
③
In the whole system, only select the central point to grounding, please do not multi port to grounding,
then, cause the common mode obstruction, please connect the screw in DVR rear panel to grounding;
④
Check if there is the become old problem in the camera or TV monitor and cable?
10
：
Why do the color of live video and record video data distortion?
①
Make sure the input and output video parameter of main menu setting correct;
②
Make sure the connection is correct;
11
：
Why does the video skew became deformed, color cast?
①
Make sure the VGA cable and DVR be connected with grounding properly;
②
The DVR working atmosphere temperature high, or no good in radiating, cause the VGA chipset
working exceptional, or the mention circuit parameter is abnormal;
12
：
Why does the record video playback in mosaic under local DVR?
①
The recording parameter setting is too low cause the record video quality overall down, sometime
appears to mosaic;
②
The record video file locates where there is a bad sector in a hard disk drive, it will cause the mosaic
raising;
