​​​​Access to the Advanced Service Menu

Some of the more advanced service features are hidden to the standard user.  The advanced service features are still available to Martin certified technicians.  Pressing the service menu once will take the service technician to the standard service menu.  If the button is held down for 4 seconds, the advanced service menu will appear after accepting the disclaimer.​

1.  Hold the button for 4 seconds​.

2. The disclaimer is shown.

3. If you accept the disclaimer select YES.

4.  The advanced service menu is shown.

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