What are the methods to deal with the white screen of car navigation?
1. The current is unstable and needs to be powered off and restarted. For example: Which type of power supply you have been using has been replaced with another type of power supply, and the screen may go blank after a period of time. Here I would like to tell you to try not to change the power supply even if it can be plugged in;
2. White screen caused by broken screen, cable, IC and motherboard;
2. Re-upgrade the navigation board. Go to the 4S store to re-upgrade the navigation board;
Related recommendations: "FAQ"
3. Cause navigation program errors. For example, if the memory is full or the memory is not enough, delete some unimportant content at this time;
4. Correct the navigation.
#If you still cannot solve the problem through the above four methods, you can only go to the after-sales service to have a look, which means it is quite serious.
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