Dual Gps/Sbas Failure - Garmin G5000 Airplane Flight Manual Supplement

Model 560XL

DUAL GPS/SBAS FAILURE


DR or GPS LOI Displayed on HSI
NO FMS POSITION

IF ALTERNATE NAVIGATION SOURCES (ILS, LOC, VOR, DME, ADF) ARE AVAILABLE:
1. Navigation – USE ALTERNATE SOURCES.
Procedure completed

IF NO ALTERNATE NAVIGATION SOURCES ARE AVAILABLE:
 IF DR IS DISPLAYED ON HSI:
The system is in Dead Reckoning Mode. Estimated position is greater than 30 NM from both the
destination and departure airport.
1. Navigation – Use the airplane symbol, magenta course line on the map display, and
the amber CDI for course information. Fly toward known visual conditions. Use
ATC or other information sources as available.
All information normally derived from GPS turns amber.
information will become less accurate over time.
DR mode uses heading, true airspeed, last known wind data, and the last
known GPS position to estimate the airplane's current position.
information will be available as long as the system remains in Enroute (ENR)
mode. If the system enters another mode, such as Terminal (TERM) when
within 30nm of the departure or destination, DR information will be removed
from the displays and amber NO FMS POSITION will be displayed on the
navigation maps.
TAWS-A GPWS mode 1-5 are operative.
SurfaceWatch is inoperative.
The TRAFFIC page display is not dependent on GPS information.
position of displayed traffic relative to the airplane symbol on this page is still
accurate.
Procedure completed
 IF GPS LOI AND/OR
GPS LOI indicates that the system is in Loss of Integrity Mode. GPS information is either not
present or is invalid for navigation use.
NO FMS POSITION indicates the GPS position has been lost.
1. Navigation – Fly toward known visual conditions. Use ATC or other information
sources as available.
Continued on next page
Textron Aviation Citation 560XL
3-44
MAY BE DISPLAYED ON NAVIGATION MAP
NO FMS POSITION
Section III – Operating Procedures
NOTE
IS DISPLAYED:
Abnormal Procedures
All of this
DR
The
190-02313-03 Rev. 8
FAA Approved