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Aviation Alerts and Advisories

Approval of GTN 6XX/7XX Software Version 6.62 and Flight Stream 510 Software Version 2.51


GTN 6XX/7XX systems installed using FAA STC SA02019SE-D and EASA STC 10037574 are affected.


FAA STC SA02019SE-D and EASA STC 10037574 (see Approval section for details)


Optional: This STC Service Bulletin may be incorporated at the owner’s discretion and is not warranty reimbursable.


GTN 6XX/7XX software version 6.62 includes the following:

  • New FIS-B Products – Lightning, Turbulence, Cloud Tops, Icing, Graphical AIRMETS includes Current Report List (CRL), and Center Weather Advisory (CWA) includes associated Current Report List (CRL)
  • Allow LNAV+V on an LNAV approach that also has published LPV, LP and/or LNAV/VNAV minima
  • Implement the range to selected altitude arc on the GTN with the appropriate inputs from the GDU
  • Added GTN support for flight data log streaming
  • Added G3X certified interface, which is already approved via STC SA01899WI

Flight Stream software version 2.51 includes the following:

  • Support for the GPS 175 and GNX 375
  • Improvements for flight data logging

ASDN Service Bulletin 1942 Rev A