Garmin G950 Pilot’s Guide for the Pilatus PC-6
190-00870-02 Rev. A
SY
STEM
O
VER
VIEW
FLIGHT
INSTRUMENTS
EIS
AUDIO P
ANEL
& CNS
FLIGHT
MANA
GEMENT
HAZARD
AV
OID
ANCE
AFCS
ADDITIONAL FEA
TURES
APPENDICES
INDEX
452
APPENDIX A
GEA 71 MESSAGE ADVISORIES
Message
Comments
GEA1 CONFIG
– GEA1 config error.
Config service req’d.
The GEA1 configuration settings do not match those of backup configuration memory.
The G950 system should be serviced.
MANIFEST
– GEA1 software
mismatch, communication halted.
The #1 GEA 71 has incorrect software installed. The G950 system should be serviced.
GTX 33/GTX 33 ES (OPTIONAL) MESSAGE ADVISORIES
Message
Comments
XPDR1 CONFIG
– XPDR1 config error.
Config service req’d.
The transponder configuration settings do not match those of backup configuration
memory. The G950 system should be serviced.
MANIFEST
– GTX1 software
mismatch, communication halted.
The transponder has incorrect software installed. The G950 system should be
serviced.
XPDR1 SRVC
– XPDR1 needs service.
Return unit for repair.
The #1 transponder should be serviced when possible.
XPDR1 FAIL
– XPDR1 is inoperative.
There is no communication with the #1 transponder.
GRS 77 MESSAGE ADVISORIES
Message
Comments
AHRS1 TAS
– AHRS1 not receiving
airspeed.
The #1 AHRS is not receiving true airspeed from the air data computer. The AHRS
relies on GPS information to augment the lack of airspeed. The G950 system should
be serviced.
AHRS1 GPS
– AHRS1 using backup
GPS source.
The #1 AHRS is using the backup GPS path. Primary GPS path has failed. The G950
system should be serviced when possible.
AHRS1 GPS
– AHRS1 not receiving
any GPS information.
The #1 AHRS is not receiving any or any useful GPS information. Check AFMS
limitations. The G950 system should be serviced.
AHRS1 GPS
– AHRS1 not receiving
backup GPS information.
The #1 AHRS is not receiving backup GPS information. The G950 system should be
serviced.
AHRS1 GPS
– AHRS1 operating
exclusively in no-GPS mode.
The #1 AHRS is operating exclusively in no-GPS mode. The G950 system should be
serviced.
AHRS1 SRVC
– AHRS1 Magnetic-field
model needs update.
The #1 AHRS earth magnetic field model is out of date. Update magnetic field model
when practical.
GEO LIMITS
– AHRS1 too far North/
South, no magnetic compass.
The aircraft is outside geographical limits for approved AHRS operation. Heading is
flagged as invalid.
MANIFEST
– GRS1 software
mismatch, communication halted.
The #1 AHRS has incorrect software installed. The G950 system should be serviced.
GMU 44 MESSAGE ADVISORIES
Message
Comments
HDG FAULT
– AHRS1 magnetometer
fault has occurred.
A fault has occurred in the #1 GMU 44. Heading is flagged as invalid. The AHRS uses
GPS for backup mode operation. The G950 system should be serviced.
MANIFEST
– GMU1 software
mismatch, communication halted.
The GMU 44 has incorrect software installed. The G950 system should be serviced.