Garmin GNC 420 Pilot's Manual & Reference page 91

4. As you approach the intermediate fix (CF25), a waypoint alert ("NEXT DTK 265°") will appear. Make
any necessary course adjustments.
5. Within 2.0 nautical miles of the FAF (THERO), the GNC 420 will switch from terminal mode to
approach mode. ("APR" will appear in the lower left corner of the screen—replacing "TERM".) CDI
scaling will be tightened from 1.0 to 0.3 nautical mile, full scale deflection.
6. As you approach the FAF, "NEXT DTK 265°" will appear in the lower right corner of the screen.
7. As you cross the FAF, the destination sequences to the MAP (MA25). With the CDI needle cen-
tered, fly toward the MAP, observing the altitude minimums dictated by the approach plate.
8. As you approach the MAP, a waypoint alert ("APPRCHING WPT") will appear in the lower right
corner of the screen.
9. As you cross the MAP, "SUSP" will appear above the
ing of approach waypoints is suspended at the MAP. If a missed approach is required, use the
key to initiate the missed approach sequence, as outlined below.
O
TYPE 2: Course from fix to altitude
Course from fix to altitude legs will show the specific target altitude on the active
flight plan and default NAV pages. The missed approach sequence for the Palmdale
VOR/DME RWY 25 approach includes a course from fix to altitude leg. In this
instance, the leg corresponds to the initial phase of the missed approach, which reads
"Climb to 5000' outbound via PMD VOR R-282".
1. After crossing the MAP, press the
offered, starting with the course from fix to altitude leg. The "NEXT DTK 282°" alert appears in the
lower right corner of the screen. Follow the missed approach procedures, as published on your
approach plate, for proper climb and heading instructions.
2b. Note that within a few seconds of pressing
sequence, "SUSP" re-appears above the
This is normal when flying a course from fix to altitude leg and indicates that automatic leg sequenc-
ing is suspended.
{continued}
key, indicating that automatic sequenc-
O
O key. The missed approach sequence is automatically
O
to release suspend mode and start the approach
O
key as the GNC 420 returns to suspend mode.
PROCEDURES
Course From Fix
Approach Examples
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