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7 FAQ
1. After the vehicle started, the DVR cannot boot up properly.
There are following possibilities:
Input power is not correct. It is too high or too low.
Power connection is not correct.
Power switch button is damaged.
Program upgrade is wrong.
HDD malfunction or something wrong with HDD ribbon.
Front panel error.
Main board is damaged.
2. DVR often automatically shuts down or stops running.
There are following possibilities:
Input voltage is not stable or it is too low.
Improper installation. The components connections are not good.
HDD malfunction or something wrong with the ribbon.
Front video signal is not stable.
Working environment is too harsh, too much dust.
Hardware malfunction.
3. System cannot detect HDD.
There are following possibilities:
HDD is broken.
HDD ribbon is damaged.
HDD cable connection is loose.
Main board SATA port is broken.
4. One screen is black.
There are following possibilities:
The connected camera is broken. Replace the camera.
Connected cable is damaged. Replace the cable.
5. There is no video output whether it is one-channel, multiple-channel or all-channel
output.
There are following possibilities:
Program is not compatible. Please upgrade to the latest version.
Brightness is 0. Please restore factory default setup.
Video input signal is too weak or there is no video input signal.
There is no video input signal or it is too weak.
Check privacy mask setup or your screen saver.
DVR hardware malfunctions.
6. Real-time video color is distorted.