The GPWS calculator is able to operate in the following modes:
- excessive descent rate
- excessive rate of terrain closure
- excessive angle of attack
- too high descent attitude
- loss of altitude after take-off
- abnormal gear/flaps configuration
- excessive glidepath deviation
1 ,2, 5, 6, 7.
1, 2, 4, 6, 7.
3 ,4, 5, 6.
2, 3, 5, 7.