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.
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.
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