Page 2-52
G1000 Nav III Line Maintenance Manual
Rev. L
190-00352-00
Message Cause
Solutions
NAV2 RMT XFR – NAV2
remote transfer key is
stuck.
The NAV2 external remote
transfer switch is stuck in
the enabled (or “pressed”)
state.
•
Press the NAV2 external remote transfer switch
again to cycle its operation
•
Check NAV2 remote transfer switch and wiring
•
Switch GIA1 and GIA2, to verify location of
problem:
o
If problem follows the unit, replace GIA2.
2.4.8
G/S Related Alerts
Message Cause
Solutions
G/S1 SERVICE – G/S1 needs
service. Return unit for repair.
The G1000 has detected a
failure in G/S1 receiver.
•
Replace GIA1
G/S2 SERVICE – G/S2 needs
service. Return unit for repair.
The G1000 has detected a
failure in G/S1 receiver.
•
Replace GIA2
G/S1 FAIL – G/S1 is inoperative.
The G1000 has detected a
failure in G/S1 receiver.
•
Switch GIA1 and GIA2, to verify location
of problem:
o
If problem follows the unit, replace
GIA.
o
If problem does not follow unit,
check G/S1 antenna and cabling.
G/S2 FAIL – G/S2 is inoperative.
The G1000 has detected a
failure in G/S2 receiver.
•
Switch GIA1 and GIA2, to verify location
of problem:
o
If problem follows the unit, replace
GIA.
o
If problem does not follow unit,.
check G/S2 antenna and cabling.
2.4.9
GPS Related Alerts
NOTE
Before troubleshooting, ensure that no cell phones or devices using cell phone technology are
turned on, even in a monitoring state, in the cabin.
Message Cause
Solutions
GPS1 SERVICE – GPS1 needs
service. Return unit for repair.
The G1000 has detected a
failure in GPS1 receiver.
•
Replace GIA1
GPS2 SERVICE – GPS2 needs
service. Return unit for repair.
The G1000 has detected a
failure in GPS2 receiver.
•
Replace GIA2
GPS1 FAIL – GPS1 is
inoperative.
The G1000 has detected a
failure in GPS1 receiver.
•
Switch GIA1 and GIA2, to verify location
of problem:
o
If problem follows the unit, replace
GIA1.
o
If problem does not follow the unit,
check GPS1 antenna and cabling.
Summary of Contents for G1000 NAV III
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