Garmin G1000 Cockpit Reference Guide for the Diamond DA42NG 190-00963-02 Rev. C106Annunciations & AlertsFlightInstrumentsEISNav/Com/XPDR/AudioAFCSGPS NavFlightPlanningProceduresHazardAvoidanceAdditionalFeaturesAbnormalOperationAnnun/AlertsAppendixIndexGIA 63 MESSAGE ADVISORIES (CONT.)Message CommentsNAV1 SERVICE – NAV1 needs service.Return unit for repair.A failure has been detected in the NAV1and/or NAV2 receiver. The receiver may stillbe available. The G1000 system should beserviced.NAV2 SERVICE – NAV2 needs service.Return unit for repair.NAV1 RMT XFR – NAV1 remotetransfer key is stuck.The remote NAV1 and/or NAV2 transferswitch is stuck in the enabled (or “pressed”)state. Press the transfer switch again to cycleits operation. If the problem persists, theG1000 system should be serviced.NAV2 RMT XFR – NAV2 remotetransfer key is stuck.G/S1 FAIL – G/S1 is inoperative. A failure has been detected in glideslope receiver1 and/or receiver 2. The G1000 system should beserviced.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 receiver1 and/or receiver 2. The receiver may still beavailable. The G1000 system should be servicedwhen possible.G/S2 SERVICE – G/S2 needs service.Return unit for repair.GIA 63W MESSAGE ADVISORIESMessage CommentsGIA1 CONFIG – GIA1 config error.Config service req’d. The GIA1 and/or GIA2 configuration settings donot match backup configuration memory. TheG1000 system should be serviced.GIA2 CONFIG – GIA2 config error.Config service req’d.GIA1 CONFIG – GIA1 audio configerror. Config service req’d. The GIA1 and/or GIA2 have an error in the audioconfiguration. The G1000 system should beserviced.GIA2 CONFIG – GIA2 audio configerror. Config service req’d.GIA1 COOLING – GIA1temperature too low. The GIA1 and/or GIA2 temperature is too lowto operate correctly. Allow units to warm up tooperating temperature.GIA2 COOLING – GIA2temperature too low.