Today i will introduce some methods to sove the problem when you use the model begin with(Ans).
2013-12-20 19:07:23
It need to update the car dvd when your car dvd in these case
1 the system is wrong,the screen will be have wrong words to remaind
2 when the dvd is stay the logo and cannot enter into the main menu of the car dvd
3 when the version is not the same as the dvd or have no feedback when you turn on it.

The methods as below:
1 open the archive folder--→opy "UpdateMPU.hs" file to the TF card-→turn off the car dvd--→put the card into the gps interface--→turn on the car dvd-→first boot logo for a while --- → reassert white screen where there is a line in English --- → until the display has two lines in English Update Success, please reboot EiapseTime: 5-digit number indicates the upgrade is complete --- → turn Off --- →pull the sd card-turn on the car dvd.