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giA 63W messAge ADvisOries (COnt.)
Message
COM1 TEMP – COM1 over temp.
Reducing transmitter power.
COM2 TEMP – COM2 over temp.
Reducing transmitter power.
COM1 SERVICE – COM1 needs
service. Return unit for repair.
COM2 SERVICE – COM2 needs
service. Return unit for repair.
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.
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.
190-01062-01 Rev. A
Comments
The system has detected an over temperature
condition in COM1 and/or COM2. The transmitter
is operating at reduced power. If the problem
persists, the G1000 system should be serviced.
The system has detected a failure in COM1 and/
or COM2. COM1 and/or COM2 may still be
usable. The G1000 system should be serviced
when possible.
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.
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.
Garmin G1000 Cockpit Reference Guide for the DA42-L360
Annunciations & Alerts
67
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