Garmin Apollo GX 50 User Manual page 181

GPS Sensor Lat/Lon Failure
When the GPS sensor cannot compute the latitude
and longitude, the following message displays. It
becomes an old message after viewing.
GPS Position
Sensor Cannot
Compute Lat/Lon
GPS RAIM Not Available
When RAIM detection is not available for the GPS
sensor, a warning is generated. The current flight
phase is displayed first (Terminal, En Route, or
Approach). Approach warnings are for the GX50/60
only. Messages become an old message after viewing.
En route
GPS RAIM
Not Available
GPS RAIM Position Error
When RAIM detection is available for the GPS sensor
and it detects a RAIM alarm, a warning is generated
and Nav data will be flagged as invalid. The current
flight phase is displayed first (Terminal, En Route, or
Approach). Approach warnings are for the GX50/60
only. It becomes an old message after viewing.
Terminal
GPS RAIM ALARM
Position Error
GPS Communication Failure
This message appears when communications fail
between the Apollo GX and the GPS engine. The
message will remain if there is a real problem. You
may also see this message if you press the
during startup before the GPS engine was initialized,
in which case there is no problem and the message
will go away.
Message Function
key
SKIP
8-5