190-01115-01
G3X/G3X Touch Install Manual - GDU 4XX Config and Post Install Checkout
Rev. AC
Page 34-37
4. Use the Touch Panel or a Move Selector Knob to make the desired selections.
5. If AOA calibration has not yet been performed, the calibration fields will be blank. “AOA
pressure measurement not valid” will be displayed if an air pressure sensor is not connected, or if
the aircraft is on the ground. To delete an existing AOA calibration, press the CLR key.
6. Perform the 3 required calibration points (Minimum Visible AOA Calibration, Caution Alert AOA
Calibration, Stall Warning AOA Calibration), plus 1 optional calibration point (Approach Target
AOA Calibration, if desired) in the following recommended order.