Garmin G5000 Airplane Flight Manual Supplement page 87

Model 560XL
All information derived from GPS or DR will be removed from the displays.
TAWS-A GPWS mode 1-5 are operative.
SurfaceWatch is inoperative.
The airplane symbol is removed from all maps. The map will remain
centered at the last known position. "NO FMS POSITION" will be
annunciated in the center of the map.
The TRAFFIC page display is not dependent on GPS information. The
position of displayed traffic relative to the airplane symbol on this page is
still accurate.
Procedure completed
GPS APPROACH – DOWNGRADE

"APR DWNGRADE – Approach downgraded" displayed in GTC messages
During a GPS LPV, LNAV/VNAV, or LNAV+V approach, if the horizontal or vertical alarm limits are
exceeded, the G5000 System will downgrade the approach. This will be annunciated in the System
Messages window and by an annunciation change on the HSI from LPV, L/VNAV, or LNAV+V to
LNAV. GPS glide path vertical guidance will be removed from the PFD. The approach may be
continued using the LNAV only minimums.
1. Approach may be continued using LNAV only minimums.
Procedure completed
GPS APPROACH – LOSS OF NAVIGATION

"ABORT APR – Loss of GPS navigation. Abort approach" displayed in GTC messages
During any GPS approach in which both precision and non-precision alarm limits are exceeded, the
G5000 System will flag the lateral guidance and display this system message in the System
Messages window. Immediately upon viewing the message, the unit will revert to Terminal
navigation mode alarm limits. If the position integrity is within these limits lateral guidance will be
restored and the GPS may be used to execute the missed approach, otherwise alternate means of
navigation must be utilized.

IF GPS LATERAL GUIDANCE IS DISPLAYED
1. Execute the missed approach using GPS navigation.
Procedure completed

IF GPS LATERAL GUIDANCE IS NOT DISPLAYED
1. Execute the missed approach using alternate means of navigation.
Procedure completed
190-02313-03 Rev. 8
FAA Approved
Section III – Operating Procedures
NOTE
Textron Aviation Citation 560XL
Abnormal Procedures
3-45