II Morrow Inc. 50 User Manual page 200

Approach Basics (GX50/60)
Initial Approach Fix (IAF)
1. Prior to the Initial Approach Fix (IAF), the MSG
MSG
2. Press
MSG
3. Prior to reaching the IAF, determine if a procedure
WPT SEQ
OBS/HLD
Final Approach Fix (FAF)
1. When you are 3 nm inbound to the Final Approach
2. When you are near the Final Approach Fix, the
MSG
9-10
indicator will light to announce a Waypoint Arrival
Alert. Press to acknowledge the message and
MSG
view the instructions to the next approach point.
Approach Transition Operation
CDI Scale = 1.0nm
IAF
CDI Scale
Transitions
5.0 to 1.0nm
APPRCH Annunciator On
to return to the previous function.
MSG
turn or a course reversal is required. If so, press
to suspend sequencing. See page 21 for
OBS/HLD
details on procedure turns.
Fix (FAF) and not on Hold (sequencing
suspended), the Active light will flash to indicate
that you are about to transition to Approach Active
and Approach RAIM Prediction will begin. At 2
nm from the FAF, the CDI sensitivity will start to
gradually scale from 1.0 to 0.3 nm full scale. At the
FAF, CDI sensitivity will be at 0.3 nm full scale.
MSG annunciator will flash and a standard
Waypoint Arrival Alert will turn on. Press
acknowledge the message. Press
your previous function.
3nm to 2nm to
FAF FAF
CDI Scale
Transitions
1.0 to 0.3nm
ACTIVE
Annunciator
Flashes
to return to
MSG
FAF
to
MSG