Garmin G3X Installation Manual page 617

With the aircraft stationary, initiate the GSU 25/GSU 73 ADAHRS magnetometer calibration procedure as
follows:
1. Power on PFD1 in configuration mode
in configuration mode.
2. Use the Touch Panel or a Move Selector Knob to select the ADAHRS Calibration Page.
3. Ensure that all the required status boxes are checked
Panel or a Move Selector Knob to select the ADAHRS (1, 2 or 3) that is being configured.
4. Use the Touch Panel or a Move Selector Knob to select Magnetometer Calibration Test.
5. Ensure that all on-screen instructions have been complied with, then press the Start button to begin
the calibration.
190-01115-01 G3X/G3X Touch Install Manual - GDU 45X/46X Config and Post Install Checkout
Rev. AA
(Section 32.2), this step can be skipped if PFD1 is already
(Table 32-2 and Table 32-3). Use the Touch
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