Garmin GPSMAP 695/696 Owner’s Manual190-00919-00 Rev. E 43GPS NavigationOverview GPS Navigation Flight Planning Hazard Avoidance Additional Features Appendices IndexMap Page Menu Set OBS WindowReturning to automatic sequencing of route waypoints:1) From the Map Page after manually setting a course, press the MENU Key todisplay the Map Page Menu2) Turn or move the FMS Joystick to highlight ‘Release Hold’, and press theENT Key.2.3 VERTICAL NAVIGATION (VNAV)The Vertical Navigation Page provides settings for the vertical navigation feature.These settings create a three-dimensional profile from the present location and altitudeto a final (target) altitude at a specified location.When the VNAV profile is defined, the pilot is informed of the progress by messagealerts. The teal bar on the HSI (when displayed) shows the VNAV profile.The Vertical Navigation feature is only available when navigating a Direct To or flightplan, and the ground speed is greater than 35 knots.The “Approaching VNAV Profile” message appears one minute prior to the initialdescent point. The descent angle locks to prevent changes in speed from altering theprofile. The VNAV feature does not take into account any changes in groundspeed thatoccur during the transition from level flight to descent or climb.At 500 ft above the target altitude, the “Approaching Target Altitude” messageappears, the ‘Estimated Time To VNAV’ goes blank, and the VNAV indicator disappearsfrom the HSI.