Garmin G1000 Nxi System Maintenance Manual page 201

Key Alerts
Failure Message
MFD1 "key" KEYSTK – key is
stuck.
PFD 1 "key" KEYSTK – key is
stuck.
PFD 2 "key" KEYSTK – key is
stuck.
Miscellaneous Alerts
Failure Message
XTALK ERROR – A flight display
cross talk error has occurred.
DATA LOST – Pilot stored data
lost. Recheck settings.
G1000 NXi System Maintenance Manual
King Air 300 Series
190-00716-N1
Cause
The SYSTEM has determined a
key is stuck on MFD1.
The system has determined a key
is stuck on the PFD 1.
The system has determined a key
is stuck on the PFD 2.
Cause
A communication error has
occurred between the MFD and/or
PFDs.
Pilot stored data has been lost.
Solution
•
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
display.
Solution
•
Ensure a database error has not
occurred (identified in the ALERTS
window on the PFD).

If a database error has
occurred, correct error before
proceeding.
•
Check display Ethernet
interconnect wiring.
•
Replace PFD1 with a known good
unit, to verify location of problem:

If problem persists, reinstall
original PFD1 and replace
PFD2.

If problem persists, reinstall
PFD2 and replace MFD.
•
If the CLR key was held during a
power cycle, disregard message.
•
Cycle power to PFD1:

Ensure CLR key is not stuck
on the GDU TEST page.

If problem persists, replace
PFD1.
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