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complete, the following screen is displayed until the
test is completed.
Database Test In Progress...
If the checksum test passes, the next screen is
displayed for two seconds.
Database Test Passed
Failure to pass the database checksum test indicates
that memory in the database is corrupted, and the
following message is displayed until you press
ENT.
Database Failed: Press ENT
If the database checksum test fails, both the COM
board and the GPS board continue to function.
Special
Use
Airspace
Displays
This display indicates whether Airspace Alerts have
been selected.
Airspace Alrts OFF: SEL to Reset
Database
Message
This page shows the database expiration date. If the
database has expired, the message “Press ENT” will
flash. Press ENT to continue operation.
DB Expired mm/dd/yy: Press ENT
IFR Output
Tests
A series of tests covering connections for IFR flight
are tested if your Apollo SL50/60 has been installed
for IFR flight.
Starting IFR Output Tests
After the completion of all tests the Apollo SL50/60
will start normal navigation operation.
96
Start Up Displays