Garmin GPS 400W, Installation Manual

Page: 86 / 212

Page 5-8 GNS 400W Series Installation Manual
Rev. G 190-00356-08
5.3.3 MAIN SYSTEM CONFIG
Select the MAIN SYSTEM CONFIG Page
(see Figure 5-3). This page allows you to configure
the Fuel, Terrain, Discretes, and Airframe options.
FUEL
Select Fuel in the CONFIGURE field to select the FUEL TYPE ( AV Gas, Jet A, or Jet B)
Selection Description
AV gas The aircraft is using Aviation gas (5.8 lbs./gal.)
Jet A The aircraft is using Jet A or Jet A-1 fuel (6.7 lbs./gal.)
Jet B
The aircraft is using Jet B (JP-4) fuel (6.5 lbs./gal.)
TERRAIN
Select Terrain in the CONFIGURE field to select the
TERRAIN TYPE ( NONE, TERRAIN, TERRAIN
PROX, and HTAWS ).
To test the terrain data card, highlight the TEST CARD
field and press the ENT key. Verify that the TEST
CARD field indicates ―PASS‖. A ―FAIL‖ condition
indicates that the terrain data card is unusable.
To run the terrain card test, the unit may have to be turned
off then on again if the airframe or terrain configurations
have changed.
Selection Description
None No terrain functionality is configured.
TERRAIN
The unit is configured for TERRAIN capability. Available when airframe
is configured for fixed wing.
TERRAIN PROX
Unit configured for terrain proximity capability. Available when airframe
is configured for helicopter.
HTAWS
Unit configured for HTAWS capability. Available when airframe is
configured for helicopter
and HTAWS is enabled.
Figure 5-3. MAIN SYSTEM CONFIG Page
Figure 5-4. MAIN SYSTEM CONFIG Page