(2018) Service Bulletin 1854 Rev B: GWX 70 Software Version 2.60 for Non-GX000 Integrated Flight Deck Installations Only – Rev B

REVISION B:

Clarified Purpose Section

PRODUCTS AFFECTED:

All GWX 70 Weather Radar systems with software version 2.20 (or earlier) and interfaced to a G500/G600, G500 TXi/G600 TXi, GTN 7XX, GMX 200, or other 3rd party flight display systems are affected.

CERTIFICATION APPROVAL:

TSO Authorization

COMPLIANCE:

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

PURPOSE:

GWX 70 software version 2.60 includes the following:

• Adds support for Ground Clutter Suppression and Turbulence Detection features for all antennas

NOTE
GWX 70 software version 2.00 enabled Ground Clutter Suppression and Turbulence Detection for the 12″ antenna.

• Fixes a potential issue with the GWX 70 not returning weather data if commanded to standby mode at the edge of a scan
• Includes system data time in the assert log (when available)

NOTE
This bulletin also includes instructions for loading GWX 70 FPGA software version 1.2, previously covered in Garmin Software Service Bulletin 1442.