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6. Appendix:
1) Common Questions and Answers
Q:What should I do if the product has problems that I can't handle?
A:please record the product model and software version number, submit detailed problem description, phenomenon, picture to our technical support
engineer for analysis. The more detailed you describe, the more convenient it will be for us to analyze and process.
Q: What if the on-board device does not have a video output?
A: Check the connection status of the host video output line and the display.
Q: the device is turned on and the TF card has been inserted successfully, but it doesn’t record?
A: check that the SD card is in good contact
Q: The GPS module exists,but has no coordinate information.
A:1. Check whether the GPS antenna is broken or not, and whether it connects well or not.It is recommended to install it in a place with strong signal.
Note that some car glass shielding film will block the GPS signal.
2. If it is tested in the room,the GPS signal is shielded or weak. It is recommended that the GPS antenna be placed outdoors or outside of the window.
Q: GPS geographical location in the map shows deviation?
A: If the GPS module is already positioned, the signal is valid. There are many reasons for the deviation, such as:government restrictions, error tolerance,
GPS signal interruption, etc. The actual map will deviate a little for safety reason. The general this kind of problem can be solved by using GPS correction.
Q: The device is not online on the platform?
A: Please check whether the 4G antenna connect well or not. If the signal is too weak, it may not be able to dial successfully; in addition, check if the SIM
card has enough flow. If there is no flow, the device will not be able to go online.
