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Aviation Alerts and Advisories

GWX 75/Processor Software Version 2.25 For GMX 200 Installations


All GWX 75/Processor systems with software version 2.21 (or earlier) and interfaced to a GMX 200 are affected.

The current GWX 75/Processor software version can be viewed using the GWX 70/Processor Install Tool (refer to the MODIFICATION INSTRUCTIONS section of this bulletin) or on the display of G500/G600, G500 TXi/G600 TXi, and GTN 7XX units.


TSO Authorization


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


GWX 75/Processor Software Version 2.25 adds GMX 200 support.

ASDN Service Bulletin 20111 Rev A