
Garmin G1000 Cockpit Reference Guide for the Socata TBM 850
190-00708-00 Rev. A
SECTION 6 – AUTOMATIC
FLIGHT CONTROL
6-17
• Low Bank — Limits the maximum commanded
roll angle
• Heading Select — Captures and tracks the Selected
Heading
• Navigation — Captures and tracks the selected
navigation source (GPS, VOR, LOC)
• Backcourse — Captures and tracks a localizer
signal for backcourse approaches
• Approach — Captures and tracks the selected
navigation source (GPS, VOR, LOC)
Lateral Mode Description Control Annunciation
Roll Hold
Holds current aircraft roll attitude or rolls wings level,
depending on commanded bank angle
(default) ROL
Low Bank Limits maximum commanded roll angle
BANK
Key
*
Heading Select Captures and tracks Selected Heading
HDG
Key
HDG
Navigation, GPS
Captures and tracks selected navigation source (GPS,
VOR, LOC)
NAV
Key
GPS
Navigation, VOR Enroute VOR
Navigation, LOC (No Glideslope)
LOC
Backcourse
Captures and tracks a localizer signal for backcourse
approaches
BC Key BC
Approach, GPS
Captures and tracks selected navigation source (GPS,
VOR, LOC)
APR Key
GPS
Approach, VOR VAPP
Approach, LOC
(Glideslope Mode automatically armed)
LOC
Takeoff (on ground)
Disengages autopilot and commands a constant pitch
angle and wings level in preparation for takeoff
GA
Switch
TO
Go Around (in air)
Disengages autopilot and commands a constant pitch
angle and wings level in the air
GA
* No annunciation appears in the AFCS Status Box. The acceptable bank angle range is indicated in green along the Roll Scale of the Attitude
Indicator.
Table 6-3 Flight Director Lateral Modes
• Takeoff — Commands a constant pitch angle
and wings level on the ground in preparation for
takeoff
• Go Around — Commands a constant pitch angle
and wings level while in the air
Table 6-3 relates each lateral mode to its respective
control and annunciation.
The CWS Button does not change lateral references
for Heading Select, Navigation, Backcourse, or Approach
modes. The autopilot guides the aircraft back to the
Selected Heading/Course upon release of the CWS Button.
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