- Start the x100 and x200,then choose’machine test’,then choose ‘keypad test’.Then press the button one by one:F1-F2 Up-Down-Enter-Esc
2.Then exit the main unit, choose the system information, send the SN and VIN to us.
Here is the video to tell you more about this:
http://v.youku.com/v_show/id_XOTIwNDU0NzYw.html