Garmin G3X Touch Pilot's Manual page 243

Vertical
Mode
Selected
Altitude Captures the Selected Altitude
Capture
Altitude
Holds the current Altitude
Hold
Maintains the current aircraft
Vertical vertical speed; may be used to
Speed climb/descend to the Selected
Altitude
Maintains the current aircraft
Indicated
airspeed in IAS while the aircraft
Airspeed
is climbing/descending to the
(IAS)
Selected Altitude
190-01754-00 Rev. A
Description
Garmin G3X Touch Pilot's Guide
Control Annunciation
* ALTs
ALT Key
(GMC
305)
or
ALT nnnnn
ALT
G3X
Touch
VS Key
(GMC
305)
VS nnnn
or
VS G3X
Touch
IAS Key
(GMC
IAS nnn
305
only)
AFCS
Reference
Change
Increment
10 ft
fT
100 fpm
fpm
1 kt
kT
225