VERTICAL NAVIGATION (VNAV)

VNAV ALTITUDE WAYPOINT CONSTRAINT READOUT

• Displays an active waypoint constraint altitude automatically honored by the FMS prior to arrival at the preselected altitude.

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VNAV TARGET ALTITUDE BUG

• Displayed when a VNAV target altitude is valid and the FMS is the primary NAV source.

Vertical Track Alert (VTA) is issued 60 seconds before the FMS commands a climb or descent, or 1.000 ft before the level off altitude.

VERTICAL TRACK ALERT (VTA)

Is issued 60 seconds before the FMS commands a climb or descend, or 1.000 ft before the level off altitude.