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7 FAQ
1. After the vehicle started, the device 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.
Main board is damaged.
2. Device often automatically shuts down or stops running.
There are following possibilities:
Input voltage is not stable or it is too low.
Device installation is not right or the components connection error.
Working environment is too harsh, too much dust.
Hardware malfunction.
3. System cannot detect HDD or SD card.
There are following possibilities:
Has not installed HDD or SD card.
HDD or SD card connection error.
HDD or SD card is broken.
4. One-channel has no video.
There are following possibilities:
The camera is damaged, please replace the camera.
The connection cable is damaged, please 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.
There is no video input signal or it is too weak.
Check privacy mask setup or your screen saver.
Device hardware malfunctions.
6. Real-time video color is distorted.
There are following possibilities:
When using BNC output, NTSC and PAL setup is not correct. The real-time video
becomes black and white.
Device and monitor resistance is not compatible.
Video transmission is too long or degrading is too huge.
