Table 5-7 Gad 42 Alert Troubleshooting Guide; Table 5-8 Traffic Alert Troubleshooting Guide - Garmin GTN Xi Series Maintenance Manual

Alert Text
TRANSPONDER 1 – ADS-
B is not transmitting
position.
TRANSPONDER 2 - ADS-
B is not transmitting
position.
5.3.1.5 GAD 42 Alerts
Alert Text
GAD 42 - GAD 42 configuration
needs service.
GAD 42 - GAD 42 needs
service.
5.3.1.6 Traffic Related Alerts
Alert Text
TRAFFIC - Traffic device is
inoperative or connection to
GTN is lost.
TRAFFIC - Traffic device battery
low. Traffic device user config
settings not saved.
TRAFFIC - TAS/TCAS has been
in standby for more than
60 seconds.
190-01007-C1
Rev. 1
Possible Cause
The transponder has
insufficient data to support
ADS-B.
The transponder has
insufficient data to support
ADS-B.

Table 5-7 GAD 42 Alert Troubleshooting Guide

Possible Cause
GAD 42 not powered up.
GTN Xi is not receiving data
from GAD 42.
GAD 42 is reporting an internal
failure.

Table 5-8 Traffic Alert Troubleshooting Guide

Possible Cause
Traffic device is not powered up.
Traffic device has failed.
The connected traffic system is
reporting that it has a low
battery.
GTN Xi is in the airborne state
and the traffic device has been
in standby for more than
60 seconds.
Corrective Action
Ensure the aircraft has a clear view of
the sky.
Refer to the transponder installation
manual.
Ensure the aircraft has a clear view of
the sky.
Refer to the transponder installation
manual.
Ensure that the GAD 42 is
receiving power and is
connected to ground.
Verify wiring between the
GTN Xi and the GAD 42.
Contact Garmin technical
support.
Ensure the traffic device is
receiving power and is
connected to ground.
Verify the wiring between the
GTN Xi and the traffic device.
Raw ARINC 429 data can be
viewed on the GTN Diagnostics
> ARINC Inputs page in
Configuration mode.
Traffic system may require
service. Refer to external traffic
system maintenance manual for
additional details.
Troubleshoot the traffic system.
Refer to traffic system
installation manual.
GTN Xi Part 23 AML STC Maintenance Manual
Corrective Action
Corrective Action
Page 5-16