Airplane Flight Manual Supplement

190-00356-03 Rev. E AFMS, Garmin GNS 4XXW GPS/SBAS System
Page 4 of 21 FAA APPROVED
Section 1. GENERAL
1.1 Garmin 4XXW Series GPS/WAAS Nav Com
The Garmin GNS Series GPS/WAAS Navigator is a panel-mounted product that
contains a GPS/WAAS receiver for GPS approved primary navigation under
TSO-C146a, (plus optional VHF Com and VHF Nav radios) in an integrated
unit with a moving map and color display. The 4XXW Series unit features a
graphical display which may also be used to depict traffic, weather, or terrain
data.
The navigation functions are operated by dedicated keys and graphical menus
which are controlled by the buttons and the dual concentric rotary knob along
the bottom and right side of the display.
Optional VHF Com and VHF Nav radio functions are controlled via dedicated
buttons and knobs on the left side of the display and adjacent to frequencies they
are controlling.
Figure 1 - 430W Series Control and Display Layout
OBS
Key
Power and Com
Volume/Squelch
Photocell
for Auto-
Dimming
Graphic Moving
Map Display and
Navigation Info
Procedure Key
Range Keys
Enter Key
Direct-To Key
Menu Key
Function and
Page Number
Clear Key
Comm Freq
Flip/Flop
Nav Radio
Flip/Flop
Nav Radio
Volume
Small Knob
Com/VLOC
Freq (kHz)
Com Freq
Window
Small Knob
(Cursor - Press
to activate)
Large Knob
Data
Cards
Flight Plan
Key
Mounting
Screw
Message
Key
CDI
Key
Navigation
Source: GPS,
VLOC, or
GPS-PTK
Nav Freq
Window
Large Knob
Com/VLOC
Freq (MHz)
Terrain, Flight
Phase, and
GPS Integrity
Annunciator