Cockpit Reference Guide

Garmin G1000 Cockpit Reference Guide for the Beechcraft 300/B300 Series
190-01344-01 Rev. A
112
Annunciations & Alerts
Flight
Instruments
Nav/Com/
XPDR/AudioAFCSGPS Nav
Flight
PlanningProcedures
Hazard
Avoidance
Additional
FeaturesAnnun/AlertsAppendixIndex
Message Comments
GPS1 FAIL – GPS1 is inoperative.
A failure has been detected in GPS receiver #1
and/or GPS receiver #2. The system should be
serviced.
GPS2 FAIL – GPS2 is inoperative.
GPS1 SERVICE – GPS1 needs
service. Return unit for repair.
A failure has been detected in the GPS1 and/
or GPS2 receiver. The receiver may still be
available. The system should be serviced.
GPS2 SERVICE – GPS2 needs
service. Return unit for repair.
NAV1 SERVICE – NAV1 needs
service. Return unit for repair.
A failure has been detected in the NAV1 and/
or NAV2 receiver. The receiver may still be
available. The system should be serviced.
NAV2 SERVICE – NAV2 needs
service. Return unit for repair.
NAV1 RMT XFR – NAV1 remote
transfer key is stuck.
The remote NAV1 and/or NAV2 transfer switch is
stuck in the enabled (or “pressed”) state. Press
the transfer switch again to cycle its operation.
If the problem persists, the system should be
serviced.
NAV2 RMT XFR – NAV2 remote
transfer key is stuck.
G/S1 FAIL – G/S1 is inoperative.
A failure has been detected in glideslope
receiver 1 and/or receiver 2. The system should
be serviced.
G/S2 FAIL – G/S2 is inoperative.
G/S1 SERVICE – G/S1 needs
service. Return unit for repair.
A failure has been detected in glideslope
receiver 1 and/or receiver 2. The receiver may
still be available. The system should be serviced
when possible.
G/S2 SERVICE – G/S2 needs
service. Return unit for repair.
UNABLE RNP – Estimated position
error exceeds RNP.
The estimated GPS position error exceeds the RNP
limits. Check GPS sensors.
UNABLE RNP APR – GPS integerity
lost. Check GPS sensors.
The estimated GPS position error exceeds the
requirements for the current approach. Check GPS
sensor
APR ADVISORY – SBAS VNAV not
available. Using Baro VNAV.
SBAS VNAV not available. Check GPS sensor.