Garmin G3X Installation Manual page 475

With the aircraft stationary, initiate the GSU 25/GSU 73 AHRS magnetometer calibration procedure as
follows:
1. Enter configuration mode by holding down the left-hand softkey while powering on the PFD 1
display (if needed).
2. Use the FMS Joystick to select the AHRS Page (if needed).
3. Ensure that all the required status boxes are checked
Joystick to select which AHRS (1, 2 or 3) is being configured.
4. On the AHRS page, use the FMS Joystick to select Magnetometer Calibration and press the ENT
key.
190-01115-01 G3X/G3X Touch Installation Manual - GDU 37X Config and Post Install Checkout
Rev. AA
(Table 31-2 and Table 31-3). Use the FMS
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