1. open the face of the D1 all the way, as if you were to eject the dvd nav disc (but don't do it).
2. hold the reset button (just above the joystick, you need a pen to do it) and the nav disc eject at the same time.
3. let go of the reset button
4. let go of the dvd eject button. the screen will say "press reset"
5. push the joystick up twice.
6. push the joystick down twice.
7. then press the joystick. wait a few seconds and you should be in the service menu. You should be able to navigate the service menu using the joystick.
8. okay this is the tricky part. Go to the screen trace sc
