Textron Aviation Inc. (Beechcraft) King Air model C90A, C90GT, and C90GTi aircraft equipped with all of the following are affected:
- G1000 NXi Integrated Flight Deck per STC SA01456WI-D
- G1000 NXi System Software Version 3557.00 or 3557.01
Use the FMS knob to select the ‘AUX – System Status’ page to view the System Software Version. The System Software Version is shown in the upper right box.
- Aural Tone Generators
- GMA 1360 Audio Panels
Aircraft aural alerts (Stall / Gear) volume over speakers may not be audible in flight.
Wear a headset while flying.
This issue will be fixed in a future wiring change.