MD-11 Flight Crew Operations Manual
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FMS -
Controls and Displays
FMS.30.37
PRESELECT CRZ Page
The PRESELECT CRZ page is accessed from the active CLB page with the
NEXT PAGE key.
The FMS speed modes are as follow:
• ECON - Most economical cruise Mach for time and fuel trade-off, based
on the cost index entry (not editable).
• EDIT - Flight crew-selected CAS or Mach. Prior to a selection, brackets
are displayed.
The flight crew may preselect either ECON or EDIT speed modes by pushing the
LSK adjacent to the speed. If the flight crew has no preference for preselect, then
ECON mode is shown as preselected by default, and the ECON speed is used for
cruise predictions. If the flight crew preselects a mode, then that mode is used both
for cruise predictions and for initializing the speed mode of the active CRZ page,
causing that speed mode to be activated when the cruise portion of the flight
begins.
The optimum and maximum altitudes are displayed at bottom center and are not
editable. Access the PRESELECT DES page with the NEXT PAGE key.
1L
2L
3L
4L
5L
6L
1R
2R
3R
4R
5R
6R
LB1-3-0082
October 02, 2006