Garmin GNC 420W Pilots Guide - Page 100
At 2.0 nm from the FAF TOP VOR, the GNC, Intermediate Approach Fix, Approach Mode
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SECTION 6 PROCEDURES 7) The next point in the approach is an intermediate fix, labeled 'D025G'. When approaching this intermediate fix, a waypoint alert ('NEXT DTK 205°') appears in the lower right corner of the screen (Figure 6-44). As the distance to this fix approaches zero, the alert is replaced by a turn advisory ('TURN TO 205°'). Dial this course into the CDI (or HSI) using the OBS knob. Refer to Figure 6-45 for the following steps. DO NOT USE FOR NAVIGATION Figure 6-44 Intermediate Approach Fix 8) At 2.0 nm from the FAF (TOP VOR), the GNC 420 switches from terminal mode to approach mode. CDI scaling is tightened from 1.0 to 0.3 nm, full scale deflection. Figure 6-45 Approach Mode 9) When approaching the FAF , 'NEXT DTK 214°' appears in the lower right corner of the screen (Figure 6-46). Select this course on the CDI (or HSI) using the OBS knob. Figure 6-46 Final Approach Fix 6-16 GNC 420(A) Pilot's Guide and Reference 190-00140-20 Rev. K
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