Garmin G3X Installation Manual page 152

5. Use the FMS Joystick to select MAG INTERFERENCE TEST.
6. Use the FMS Joystick to highlight the Calibrate button, press the ENT Key.
7. Ensure that the aircraft has been properly prepared per the on-screen instructions. See Table
9-4 for a sample test sequence.
Page 9-12
Revision E
G3X Installation Manual – Post Installation Checkout and Calibration Procedures
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