G1000 Reference Guide - SkyHoppers

SECTION 1SYSTEM OVERVIEWLarge TextSmall TextWhite Text Light Blue Text Light Blue Subdued TextAltitude calculated by the systemestimating the altitude of theaircraft as it passes over thenavigation point. This altitudeis provided as a reference andis not designated to be used indetermining vertical speed anddeviation guidance.Altitude is not designated tobe used in determining verticalspeed and deviation guidance.Altitude has been retrieved fromthe navigation database and isprovided as a reference.Altitude has been entered by thepilot. Altitude is designated foruse in giving vertical speed anddeviation guidance. Altitude doesnot match the published altitudein navigation database or nopublished altitude exists.Altitude is designated for use ingiving vertical speed and deviationguidance. Altitude has beenretrieved from the navigationdatabase or has been entered bythe pilot and matches a publishedaltitude in the navigation database.The system cannot use this altitudein determining vertical speed anddeviation guidance.The system cannot use this altitudein determining vertical speed anddeviation guidance.Refer to Figure 1-8 and Table 1-1 for more detailregarding the significance of text size and color.Figure 1-8 VNAV AltitudesTable 1-1 VNV Altitude Text Size and ColorLarge WhiteTextLarge LightBlue TextSmall LightBlue TextSmall LightBlue SubduedTextSmall WhiteText withAltitudeRestrictionBarSome altitudes retrieved from the database haveassociated restrictions indicating to stay ‘At’, ‘At or Above’,or ‘At or Below’ a specific altitude. These restrictions areindicated using a ‘bar’ above and/or below the appropriatealtitude as shown in Figure 1-9.Stay AT or ABOVE 5,000 ftStay AT 2,300 ftStay AT or BELOW 3,000 ftFigure 1-9 Altitude RestrictionsSee Section 7 - Navigation, for a sample flight planwhich further illustrates vertical navigation in moredetail.190-00384-07 Rev. A Garmin G1000 Cockpit Reference Guide for the Cessna Nav III1-11