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Configuration reset - The GNC 250XL has detected a failure in its
installation configuration memory. Data from
the user memory has been used to reset the
configuration. Check the installation settings
for correctness. If the message persists, the
unit is not usable and should be taken to an
authorized service center for repair.
Data card failed - The GNC 250XL has detected a problem
with the data card. The data is not usable
and the card should be returned to Jeppesen
or an authorized GARMIN service center.
Data card write fail - The user data card failed to program. The
card should be returned to an authorized
GARMIN service center.
Degraded accuracy - The GNC 250XL has detected poor satellite
geometry while RAIM is not available.
Additional cross-checking with a secondary
navigation source should be performed to
verify the integrity of the GPS position.
Do not use for nav - The GNC 250XL is in the simulator mode
and must not be used for actual navigation.
EEPROM write fail - The GNC 250XL has detected a failure while
programming its installation configuration
memory. The unit is not usable and should
be taken to an authorized service center.
Final altitude alert - The suggested altitude is within 1000 feet of
the final altitude entered on the VNAV
Planning page.
Fuel/Air input fail - The fuel and/or air data input is not available
to the GNC 250XL. Check the I/O settings or
fuel/air data system installation.
Inside SUA - You have entered a Special Use Airspace.
Invald CPA wpt _____ - The closest point of approach cannot be created
from the waypoint entered on the CPA Page.
This occurs when the computed point does not
fall on one of the route legs, or when a unique
waypoint name for the closest point of approach
cannot be found.
Invalid copy route - A non-empty route was selected for a copy
operation. A route must be empty before
another route can be copied to it.
Invalid CPA route - The selected route contains less than two
waypoints and cannot be used for CPA oper-
ations.
Invalid SAR route - The selected route does not contain exactly
two waypoints and cannot be used for SAR
operations.
Leg not smoothed - The upcoming leg is too short for smooth
waypoint transitions. Expect a rapid change
in the CDI.
APPENDIX
D
MESSAGES &
ABBREVIATIONS
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250xl manual 2 7/17/98 1:33 PM Page 93