Pilot's Guide

Garmin G1000 Pilot’s Guide for the Hawker Beechcraft C90A/GT/GTi
190-00663-02 Rev. B78
FLIGHT INSTRUMENTS
VERTICAL NAVIGATION (VNV) INDICATIONS
WhenaVNVightplanhasbeenactivated,VNVindications(VNVTargetAltitude,RVSI,VDI)appearonthe
PFDinconjunctionwiththe“TODwithin1minute”messageand“Verticaltrack”voicealert.SeetheFlight
Management andAFCS sections fordetails on VNVfeatures. VNVindications areremoved from the PFD
accordingtothecriterialistedinTable2-3.
Figure 2-37 Vertical Navigation Indications (PFD)
Top of Descent Message
VNV Target
Altitude
Vertical
Deviation
Indicator
Required
Vertical
Speed Bug
GPS is
Selected
Navigation
Source
Enroute
Phase of
Flight
Criteria
VNV Indication Removed
Required Vertical
Speed (RVSI)
Vertical
Deviation (VDI)
VNV Target
Altitude
Aircraft > 1 min before the next TOD due to flight plan change X X X
VNV cancelled (CNCL VNV Softkey selected on MFD) X X X
Distance to active waypoint cannot be computed due to
unsupported flight plan leg type (see Flight Management
Section)
X X X
Aircraft > 250 feet below active VNV Target Altitude X X X
Current crosstrack or track angle error has exceeded limit X X X
Active altitude-constrained waypoint cannot be reached within
maximum allowed flight path angle and vertical speed
X X
Last altitude-constrained waypoint in active flight plan reached X
X
(30 sec before)
X
Table 2-3 VNV Indication Removal Criteria