Garmin G3X Touch Pilot's Manual page 78

Flight Instruments
BAROMETRIC PRESSURE
The barometric pressure setting is displayed below the Altimeter in inches of mercury
(in Hg) or hectopascals (hPa) when metric units are selected.
Selecting the altimeter barometric pressure setting:
Turn the Knob associated with the PFD to set the barometric pressure.
Or:
1) Touch the Barometric Pressure on the PFD.
2) Touch the Set For Field button if aircraft is on the ground.
Or:
3) Touch the Set To Standard button if aircraft is in the air.
Or:
4) Enter the desired pressure using the keypad and touch Enter.
Syncing to the local barometric pressure setting:
1) From the PFD Page, touch the barometic pressure.
2) Touch 'Set For Field'.
3) Verify indicated altitude matches local field elevation.
BAROMETRIC SYNC BETWEEN PFD AND G5 STANDBY FLIGHT
INSTRUMENT
If a G5 Standby Flight Instrument is installed, the barometric pressure setting can be
synchronized between the G5 and the G3X Touch PFD. When the barometric setting is
changed on one of them, the barometic setting on the other turns inverse video cyan
while the value is changing.
Enabling/disabling G5/G3X Touch baro synchronization:
1) Press Menu twice.
2) Touch Setup.
3) Touch PFD
4) Touch SFD Baro Sync.
5) Touch Enabled or Disabled.
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Garmin G3X Touch ™ Pilot's Guide for Certified Aircraft
190-02472-00 Rev. D