Cockpit Reference Guide

190-00763-02 Rev. A
Garmin G1000 Pilot’s Guide for the Piper PA-46 Meridian
79
FLIGHT INSTRUMENTS
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EICAS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICES INDEX
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.
Required
Vertical
Speed Bug
Vertical
Deviation
Indicator
Terminal
Phase of
Flight
VNV Target
Altitude
GPS is
Selected
Navigation
Source
Bottom of Descent Message
Figure 2-34 Vertical Navigation Indications (PFD)
Criteria
VNV Indication Removed
Required Vertical
Speed (RVSI)
Vertical
Deviation (VDI)
VNV Target
Altitude
Aircraft > 1 min before the next TOD and not on a descent leg X X X
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 can not 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