GPS PRIMARY is lost. This message is generated when:
- GPS/INERTIAL mode is lost, or
- Accuracy is downgraded from HIGH to LOW
while GPS confidence level was GPS
PRIMARY, or
- Accuracy is high and NAV mode is not
GPS/INERTIAL with GPS option active at
transition to Approach flight area.
This message is only displayed when GPS option is active. It is deleted if GPS PRIMARY is triggered.