Garmin G3X Touch Pilot's Manual page 300

AFCS
Example Control
LNAV
NAV
VOR
Key
(GMC
LOC
305)
or
NAV
BC
GPS APPROACH WITHOUT VERTICAL GUIDANCE
A GPS approach without vertical guidance (LNAV) is flown using GPS NAV Mode.
Selecting a GPS Approach without vertical guidance:
1) EXTERNAL NAVIGATOR: Ensure a GPS approach without vertical guidance
(LNAV) is loaded into the active flight plan.
2) EXTERNAL NAVIGATOR: Ensure the 'GPS' indication is showing in the
lower-left corner
3) G3X Touch: Ensure that GPS1 is the selected navigation source on the PFD.
4) EXTERNAL NAVIGATOR: Select and activate the GPS approach using the
PROC Key.
5) G3X Touch: From the PFD touch the autopilot and touch NAV to activate
GPS Mode.
Or: Press or the NAV Key on the GMC 305
6) Adjust the aircraft's pitch axis as required.
282
Lateral Mode
Approach, GPS
VOR Approach
Capture/Track
LOC Capture/Track
(No Glideslope)
Backcourse
Capture/Track
Approaches without Vertical Guidance
. If not, press the CDI Key.
Garmin G3X Touch Pilot's Guide
Annunciation
GPS
Captures and tracks
VOR
the selected navigation
source (GPS, VOR, LOC)
LOC
Captures and tracks
BC a localizer signal for
backcourse approaches
Description
190-01754-00 Rev. E