190-02692-00 Rev. A
Garmin G100 Pilot’s Guide for the Piper PA-32 Saratoga 59
FLIGHT INSTRUMENTS
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EIS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICES INDEX
Figure 2-19 Navigation Sources
Changing navigation sources:
1) Press the CDI Softkey to change from GPS to VOR1 or LOC1. This places the cyan tuning box over the NAV1
standby frequency in the upper left corner of the PFD.
2) Press the CDI Softkey again to change from VOR1 or LOC1 to VOR2 or LOC2. This places the cyan tuning box
over the NAV2 standby frequency.
3) Press the CDI Softkey a third time to return to GPS.
Selecting the CDI Softkey
Cycles through
Navigation Sources
GPS
Selected
Figure 2-20 Selecting a Navigation Source
LOC1
Selected
NAV1 Selected for Tuning
VOR2
Selected
NAV2 Selected for Tuning
The system automatically switches from GPS to LOC navigation source and changes the CDI scaling
accordingly when all of the following occur:
- A localizer or ILS approach has been loaded into the active flight plan
- The final approach fix (FAF) is the active leg, the FAF is less than 15 nm away, and the aircraft is moving
toward the FAF
- A valid localizer frequency has been tuned
- The GPS CDI deviation is less than 1.2 times full-scale deflection
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