Garmin da42-l360 User Manual

190-01062-01 Rev. A

67

COM1 TEMP – COM1 over temp.  
Reducing transmitter power.

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.

COM2 TEMP – COM2 over temp.  
Reducing transmitter power.
COM1 SERVICE – COM1 needs 
service.  Return unit for repair.

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.

COM2 SERVICE – COM2 needs 
service.  Return unit for repair.
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.

Vertical guidance generated by SBAS is 
unavailable, use LNAV only minimums.