Cockpit Reference Guide

Garmin G1000 Cockpit Reference Guide for the Cessna Nav III
12-17
SECTION 12 – ANNUNCIATIONS
& ALERTS
GIA 63W Message Advisories (Cont.)
Message Comments
COM1 PTT – COM1 push-to-talk key
is stuck.
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.
COM2 PTT – COM2 push-to-talk key
is stuck.
COM1 RMT XFR – COM1 remote
transfer key is stuck.
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.
COM2 RMT XFR – COM2 remote
transfer key is stuck.
LOI – GPS integrity lost. Crosscheck
with other NAVS.
GPS integrity is insufficient for the current phase of flight.
GPS NAV LOST – Loss of GPS
navigation. Insufficient satellites.
Loss of GPS navigation due to insufficient satellites.
GPS NAV LOST – Loss of GPS
navigation. Position error.
Loss of GPS navigation due to position error.
GPS NAV LOST – Loss of GPS
navigation. GPS fail.
Loss of GPS navigation due to GPS failure.
ABORT APR – Loss of GPS navigation.
Abort approach.
Abort approach due to loss of GPS navigation.
APR DWNGRADE – Approach
downgraded. Use LNAV minima.
Use LNAV minima when approach is downgraded.
TRUE APR – True north approach. All
angles are TRUE.
Displayed after passing the first waypoint of a true north approach when the nav
angle is set to ‘AUTO’.
GPS1 FAIL – GPS1 is inoperative.
A failure has been detected in the GPS1 and/or GPS2 receiver. The receiver is
unavailable. The G1000 system should be serviced.
GPS2 FAIL – GPS2 is inoperative.
GPS1 SERVICE – GPS1 needs service.
Return unit for repair.
A failure has been detected in the GPS1 and/or GPS2 receiver. The receiver may
still be available. The G1000 system should be serviced.
GPS2 SERVICE – GPS2 needs service.
Return unit for repair.