Display; Nearest Airport Criteria - Garmin GPS 400W,GNC 420W Pilot's Manual & Reference

9 - AUX PAGES
Setup 2
COM Configuration— allows you to select 8.33
kHz or 25.0 kHz COM frequency channel spacing.
NOTE: 8.33 kHz VHF communication frequency
channel spacing is not approved for use in the
United States. Select the 25.0 kHz channel spac-
ing option.

Display

To change the backlighting intensity:
1. Select "Display" from the Setup 2 page.
2. The flashing cursor highlights the backlight
mode field.Turn the small right knob to select
the desired mode: Auto or Manual. Press ENT
to accept the selection.
3. If "Manual" is selected, the flashing cursor
moves to the backlight level field. Turn the
small right knob to select the desired level.
Press ENT to accept the selection.
To change the display contrast:
1. Select "Display" from the Setup 2 page.
2. Turn the large right knob to highlight the
contrast mode field.
Turn the small right knob to select the desired
3.
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mode: Auto or Manual. Press ENT to accept
the selection.
4. If "Manual" is selected, the flashing cursor
moves to the contrast level field.Turn the small
right knob to select the desired level. Press
ENT to accept the selection.

Nearest Airport Criteria

To set the minimum runway length and runway
surface:
1. Select "Nearest Airport Criteria" from the Setup
2 page.
2. The flashing cursor highlights the runway sur-
face field. Turn the small right knob to select
the desired surface. The following options are
available:
• Any surface
• Hard surfaces only
• Hard / Soft surfaces
• Water landings only
3. Press ENT to accept the runway surface selec-
tion.