Honeywell GNS-XLS Operator's Manual page 84

Page Display Definitions
When the FDE prediction is
complete, the system will dis-
play either FDE and NAV are
available or unavailable.
Normal calculation time is
from ten to twenty minutes.
See Figures 2-62 and 2-63.
2-52
GNS-X Flight Management System
LS
PLAN 8/8
FDE COMPUTATION
FDE AVAILABLE
NAV AVAILABLE
GPS PRIMARY MEANS
NAV OK
Figure 2-62
PLAN 8/8
FDE COMPUTATION
FDE UNAVAILABLE
NAV UNAVAILABLE
GPS PRIMARY MEANS
NAV NOT ALLOWED
Figure 2-63
Rev. 3
Sep/96