(2021) Service Advisory 20140 Rev B: ADS-B Out Not Functioning

REVISION B:

Added Resolution

PRODUCTS AFFECTED:

GTN Xi products with main software version 20.10 installed with a GTX 33ES, 330ES, 335(D), 335(D)R, 345(D), or 345(D)R with transponder controls on the GTN Xi are affected.

ISSUE:

The GTN Xi is sending erroneous ADS-B OUT data.

ACTION:

Be aware the ADS-B OUT data is erroneous, and your system is not ADS-B compliant.

For GTX 33ES, 330ES, 335(D) and 335(D)R installations, contact your dealer to revert to GTN Xi main software version 20.01.

For GTX 345(D) and GTX 345(D)R installations, contact your dealer to revert to GTN Xi main software version 20.01 or a possible configuration change.

RESOLUTION:

This issue has been corrected in GTN Xi Main Software Version 20.11. Refer to Garmin TSO Service Bulletin 2102.