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Aviation Alerts and Advisories

GPS 175/GNX 375/GNC 355 Main Software 3.10

PRODUCTS AFFECTED:

GPS 175, GNX 375, GNC 355, or GNC 355A installed under the GPS 175/GNX 375/GNC 355 Part 23 AML STC SA02636SE are affected.

CERTIFICATION AUTHORIZATION:

AML STC SA02636SE

COMPLIANCE:

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

PURPOSE:

This STC Service Bulletin provides notification of an update to the AML STC SA02636SE Master Drawing List revision 8 to update main software to version 3.10 and transponder software to version 2.54.

MDL revision 8 includes GPS 175/GNX 375/GNC 355 to main software version 3.10:

  • Initial airworthiness approval for database sync of Navigation, Basemap, SafeTaxi and Obstacle databases from another 2 inch navigator unit (GDU 700/1060 or GI 275)
  • Added six additional new FIS-B weather products
  • Added flight plan transfer capability on ground or in air via GI 275 to/from Garmin Pilot
  • Improved LNAV+V to allow LNAV+V vertical guidance on approaches with LPV, LP and/or LNAV/ VNAV minima, when SBAS is not available

ASDN Service Bulletin 2050 Rev A