User's Manual

Garmin G1000 Pilot’s Guide for Cessna Nav III
190-00498-07 Rev. A
66
FLIGHT INSTRUMENTS
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EIS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICESINDEX
Figure 2-24 Typical LNAV and LNAV+V Approach CDI Scaling
1.0 nm
2 nm
350 ft
angle set
by system
0.3 nm
FAF
CDI Full-scale Deflection
CDI scale is set to the smaller of 0.3 nm
or an angle set by the system
CDI scale varies if VTF is activated
Figure 2-25 Typical LNAV/VNAV and LPV Approach CDI Scaling
1.0 nm
2 nm
FAF
0.3 nm
course width
Landing
Threshold
CDI Full-scale Deflection
angle based
on database
information
CDI scale varies if VTF is activated
•Whenamissed approachisactivated,theCDIscalechangesto0.3nm.
•Thesystemautomaticallyswitchesbacktoterminal mode under the following conditions:
- The next leg in the missed approach procedure is not aligned with the final approach path
- ThenextleginthemissedapproachprocedureisnotaCA,CD,CF,CI,CR,DF,FA,FC,FD,FM,IF,orTF
- AfteranyleginthemissedapproachprocedurethatisnotaCAorFA
Flight Phase Annunciation* Automatic CDI Full-scale Deflection
Departure DPRT 0.3 nm
Terminal TERM 1.0 nm
Enroute ENR 2.0 nm
Oceanic OCN 2.0 nm
Approach
(Non-precision)
LNAV
1.0 nm decreasing to 350 feet depending on
variables (Figure 2-24)
Approach
(Non-precision with
Vertical Guidance)
LNAV + V
Approach
(LNAV/VNAV)
L/VNAV
1.0 nm decreasing to a specified course width, then
0.3 nm, depending on variables (Figure 2-25)
Approach
(LPV)
LPV
Missed Approach MAPR 0.3 nm
* Flight phase annunciations are normally shown in magenta, but when cautionary
conditions exist the color changes to yellow.
Table 2-1 Automatic GPS CDI Scaling