Garmin G1000 NAV III Line Maintenance Manual page 61

2.2.5 Key Alerts
Message
MFD1 "key" KEYSTK – key is
stuck.
PFD1 "key" KEYSTK – key is
stuck.
2.2.6 Datacard Alerts
Message
MFD1 CARD – data card has
failed.
PFD1 CARD – data card has
failed.
G1000 Nav III Line Maintenance Manual
190-00352-00
Cause
The G1000 has determined
a key is stuck on MFD1.
The G1000 has determined
a key is stuck on the PFD.
Cause
MFD1 can not read a
datacard
The PFD can not read a
datacard.
Solutions
•
Go to the GDU TEST page in
configuration mode and verify key is
stuck (if key is stuck the corresponding
indicator will be green)
•
Exercise suspected stuck key and reset
GDU TEST page to see if indicator
remains green without pressing the key.
If problem persists replace the MFD
o
•
Go to the GDU TEST page in
configuration mode and verify key is
stuck (if key is stuck the corresponding
indicator will be green)
•
Exercise suspected stuck key and reset
GDU TEST page to see if indicator
remains green without pressing the key.
If problem persists replace the PFD
o
Solutions
•
Remove and reinsert datacard multiple
times to clean card contacts
•
Replace with known good card to verify
failed card
If problem does not persist replace
o
the datacard.
If problem persist replace MFD.
o
•
Remove and reinsert datacard multiple
times to clean card contacts
•
Replace with known good card to verify
failed card
If problem does not persist replace
o
the datacard.
If problem persist replace PFD.
o
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Rev. L