How do you know if you have SBAS config and coverage?
Differential in FMS
(On PROG page 1, GPS-D
EPU=
Estimated position uncertainty
If EPU is greater than rnp what warning is displayed?
UNABLE RNP in scratchpad
Enroute, Arrival, initial and final segment rnp?
Missed, departure?
5.0, 2.0, 1,0, 0,3
1.0, 1.0.
If LPV unavailable in scratchpad?
Check Perf Init! Do perf init or downgrade to LNAV/VNAV.
If one LPV fail on CAS, change to other side FMS on NAV. Cont approach if before FAF.
If 1-2 LPV fail on CAS, downgrade to LNAV/VNAV if before FAF. After FAF go around.
If anything occurs after FAF, go around.