Garmin GDU 370 Installation Manual page 97

7. Ensure that the aircraft has been properly leveled per the on-screen instructions.
8. Use the FMS Joystick to highlight the Calibrate button at the bottom of the display, press the
ENT Key to begin the calibration.
9. After a few minutes the calibration will finish and a Done button will appear at the bottom of
the display, ensure that a CALIBRATION SUCCESSFUL message appears at the bottom of
the display, press the ENT Key to return to the GSU Status Page.
G3X Installation Manual – Post Installation Checkout and Calibration Procedures
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Revision A