Garmin G1000 Cockpit Reference Manual page 124

Annunciations & Alerts
GIA 63W MESSAGE ADVISORIES (CONT.)
Message
COM1 PTT – COM1 push-to-talk
key is stuck.
COM2 PTT – COM2 push-to-talk
key is stuck.
COM1 RMT XFR – COM1 remote
transfer key is stuck.
COM2 RMT XFR – COM2 remote
transfer key is stuck.
COM1 CONFIG – COM1 config
error. Config service req'd.
COM2 CONFIG – COM2 config
error. Config service req'd.
LOI – GPS integrity lost. Crosscheck
with other NAVS.
GPS NAV LOST – Loss of GPS
navigation. Insufficient satellites.
GPS NAV LOST – Loss of GPS
navigation. Position error.
GPS NAV LOST – Loss of GPS
navigation. GPS fail.
ABORT APR – Loss of GPS
navigation. Abort approach.
APR DWNGRADE – Approach
downgraded.
TRUE APR – True north approach.
Change HDG reference to TRUE.
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Garmin G1000 Cockpit Reference Guide for the Diamond DA42NG
Comments
The COM1 and/or COM2 external push-to-talk
switch is stuck in the enable (or "pressed")
position. Press the PTT switch again to cycle its
operation.
If the problem persists, the G1000 system
should be serviced.
The COM1 and/or COM2 transfer switch is stuck
in the enabled (or "pressed") position. Press the
transfer switch again to cycle its operation. If
the problem persists, the G1000 system should
be serviced.
The COM1 and/or COM2 configuration settings
do not match backup configuration memory.
The G1000 system should be serviced.
GPS integrity is insufficient for the current phase
of flight.
Loss of GPS navigation due to insufficient
satellites.
Loss of GPS navigation due to position error.
Loss of GPS navigation due to GPS failure.
Abort approach due to loss of GPS navigation.
Vertical guidance generated by SBAS is
unavailable, use LNAV only minimums. (This
message will not be generated when SBAS is
disabled.)
Displayed after passing the first waypoint of a
true north approach when the nav angle is set
to 'AUTO'.
190-00963-02 Rev. C