Garmin G1000 NXi Reference Manual page 227

Message
MFD1 DB ERR – MFD1 obstacle
database error exists.
MFD1 DB ERR – MFD1 obstacle
database missing.
MFD1 DB ERR – MFD1 terrain
database error exists.
MFD1 DB ERR – MFD1 terrain
database missing.
MFD1 SERVICE – MFD1 needs service.
Return unit for repair.
MFD1 KEYSTK – MFD1 [key name] is
stuck.
MFD1 VOLTAGE – MFD1 has low
voltage. Reducing power usage
NAV #[1-2] INOP - CAL – Check NAV
calibration.
NAV #[1-2] INOP - CONFIG – Check
NAV Software and Config.
NAV #[1-2] INOP - SERL – Check NAV
Serial Communication.
NAV #[1-2] INOP - INTRL – NAV
internal fault.
NAV #[1-2] INOP - SYNTH – NAV
synthesizer lock fault.
NAV1 MANIFEST – NAV1 software
mismatch, communication halted.
190-02178-02 Rev. A
Comments
The MFD detected a failure in the obstacle
database. Ensure the data card is properly
inserted. Replace data card. If problem
persists, the system should be serviced.
The obstacle database is present on another
LRU, but is missing on the specified LRU.
The MFD detected a failure in the terrain
database. Ensure the terrain card is properly
inserted in display. Replace terrain card. If
problem persists, the system should be serviced.
The terrain database is present on another LRU,
but is missing on the specified LRU.
The MFD self-test has detected a problem. The
system should be serviced.
A key is stuck on the MFD bezel. Attempt to
free the stuck key by pressing it several times.
The system should be serviced if the problem
persists.
The MFD voltage is low. The system should be
serviced.
NAV 1 and/or NAV 2 calibration version error.
Check NAV calibration.
The NAV1 and/or NAV2 configuration settings
do not match backup configuration memory.
The system should be serviced
The NAV1 and/or NAV2 communication is
inoperative. They system should be serviced.
NAV1 and/or NAV2 has an internal fault.
The NAV1 and/or NAV2 has a synthesizer lock
fault.
NAV1 software mismatch. The system should
be serviced.
Garmin G1000 NXi Cockpit Reference Guide for the Cessna NAV III
Annunciations & Alerts
201