If the <<10, <1, 10>>, 1> buttons are enabled then the MFD is active
and controls the autopilot.
If the lock button is displayed instead of the <10, <1, 10>, 1> buttons,
then the MFD is passive and does not control the autopilot. Select the
lock button to request control from the active control unit if it is a locked
Open system, or the master controller if it is a Master system.
none
Active in Open system - the MFD has control of the autopilot in an Open
system.
Locking and un-locking other control units
Select the Autopilot information option in the Autopilot controller to open the Command
transfer selection pages.
Unlock other stations/Unlock - allows other control units to take control of the autopilot
without requesting permission.
Lock other stations/Lock - locks other control units from taking control of the autopilot.
When other control units are locked, they must request control of the autopilot from the
MFD. When control of the autopilot is requested from another control unit, a prompt is
displayed in the MFD to authorize command transfer.
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Autopilot | NSO evo3 Operator Manual