Garmin GNS 430AW, Pilot'S Manual & Reference

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Setup 2
4. The flashing cursor moves to the minimum
runway length field. To enter a different mini-
mum runway length, use the
small and large
right knobs to enter the desired length. Press
ENT when finished.
NOTE: Exercise caution when changing the Near-
est Airport Criteria. Remember, by excluding cer-
tain surface types or shorter runway lengths, you
may be excluding airports from the list that are
more than adequate for an emergency landing!
SBAS Selection
To enable WAAS operation, in the Setup 2 page
select the SBAS item and then select WAAS. If WAAS
is disabled, the unit will not be able to fly verti-
cally guided GPS approaches (LPV, LNAV/VNAV, or
LNAV+V).
If WAAS was previously disabled, it may take sev-
eral minutes to achieve a 3D-Diff fix after re-enabling
WAAS.
1. Select “SBAS Selection” from the Setup 2 Page
and press ENT .
To enable WAAS operation, select the “SBAS
Selection”.
2. The flashing cursor highlights the WAAS status
selection. Turn the small right knob to allow
On/Off selection.
Turn the small right knob to select On or Off
and then press ENT.
3. Turn the small right knob to select “On” or
“Off” and then press
ENT
. Press the
small
right knob to exit WAAS selection.
COM Configuration
To set the COM channel spacing:
1. Select “COM Configuration” and press ENT.
2. Turn the
small right
knob to select “8.33 kHz”
or “25.0 kHz” and press ENT.