Garmin GI 275 Pilot's Manual page 232

Autopilot
The NOSE UP/DN Wheel can be used to change the vertical mode reference while operating
under Pitch Hold, Vertical Speed, Indicated Airspeed, or Altitude Hold modes. Increments of
change of values for each of these references using the NOSE UP/DN Wheel, are also listed
in the table.
Vertical
Mode
Holds the current aircraft pitch
Pitch Hold attitude; may be used to climb/
descend to the Selected Altitude
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
Maintains the current aircraft
Indicated
airspeed in IAS while the aircraft
Airspeed
is climbing/descending to the
(IAS)
Vertical Captures and tracks descent legs
Navigation of an active vertical profile
Captures and tracks the GPS
Glidepath
WAAS glidepath on approach
Captures and tracks the ILS
Glideslope
glideslope on approach
Commands a constant pitch angle
Takeoff and wings level on-ground in
preparation for takeoff
Commands a constant pitch angle
Go Around
and wings level in the air
*ALTS armed automatically when PIT, VS, IAS, TO, or GA active, and under VNAV when
Selected Altitude is to be captured instead of VNAV Target Altitude
210
Description
Altitude
Selected Altitude
Vertical Modes
Garmin GI 275 Pilot's Guide
Control Annunciation
(default) PIT
* ALTS
ALT Key
ALT
VS Key
VS
IAS Key
IAS
VNAV Key
VNAV
GP
APR Key
GS
TO
GA Button
GA
Reference
Change
Increment
0.5°
10 ft
100 fpm
1 kt
190-02246-01 Rev. L