Pilot's Guide
190-00663-02 Rev. B
Garmin G1000 Pilot’s Guide for the Hawker Beechcraft C90A/GT/GTi
545
APPENDIX A
Message Comments
MANIFEST
– GDC1 software
mismatch, communication halted.
The GDC 74B has incorrect software installed. The G1000 system should be serviced.
MANIFEST
– GDC2 software
mismatch, communication halted.
GCU 475 MESSAGE ADVISORIES
Message Comments
GCU CNFG
– GCU Config error.
Config service req’d.
GCU 475 configuration settings do not match those of backup configuration memory.
The G1000 system should be serviced.
GCU FAIL
– GCU is inoperative. A failure has been detected in the GCU 475. The GCU 475 is unavailable.
MANIFEST
– GCU software
mismatch, ommunication halted.
The GCU 475 has incorrect software installed. The G1000 system should be serviced.
GCU KEYSTK
– GCU [keyname] Key
is stuck
A key is stuck on the GCU 475 bezel. Attempt to free the stuck key by pressing it
several times. The G1000 system should be serviced if the problem persists.
GMC 710 MESSAGE ADVISORIES
Message Comments
GMC CNFG
– GMC Config error.
Config service req’d.
Error in the configuration of the GMC 710.
GMC FAIL
– GMC is inoperative. A failure has been detected in the GMC 710. The GMC 710 is unavailable.
MANIFEST
– GMC software
mismatch, communication halted.
The GMC 710 has incorrect software installed. The G1000 system should be serviced.
GMC KEYSTK
– GMC [keyname] Key
is stuck
A key is stuck on the GCMC 710 bezel. Attempt to free the stuck key by pressing it
several times. The G1000 system should be serviced if the problem persists.
GWX 68 MESSAGE ADVISORIES
Message Comments
GWX CONFIG
– GWX config error.
Config service req’d.
GWX 68 configuration settings do not match those of the GDU configuration. The
G1000 system should be serviced.
GWX FAIL
– GWX is inoperative. The GDU is not recieving status packet from the GWX 68 or the GWX 68 is reporting
a fault. The GWX 68 radar system should be serviced.
GWX SERVICE
– Needs service.
Return unit for repair.
A failure has been detected in the GWX 68. The GWX 68 may still be usable.
WX ALERT
– Possible severe weather
ahead.
The GWX 68 indicates severe weather within ±10 degrees of the aircraft heading at a
range of 80 to 320 nm.
MANIFEST
– GWX software
mismatch, communication halted.
The GWX 68 has incorrect software installed. The G1000 system should be serviced.










