(2022) Service Advisory 2191 Rev C: Indicated Airspeed (IAS) and Vertical Speed (VS) Bugs

REVISION C:

Added Resolution

PRODUCTS AFFECTED:

G500/G600 TXi systems with software versions 3.22 and later interfaced to a GFC 500 are affected.

ISSUE:

The IAS bug always indicates the IAS flight director mode is activated, even when the IAS flight director mode is not activated. (See attachment image)

The VS bug always indicates the VS flight director mode is activated, even when the VS flight director mode is not activated. (See attachment image)

ACTION:

Be aware the IAS and VS flight director always appears as activated.

RESOLUTION:

This has been fixed in G500/G600 TXi Main Software Version 3.40.