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Controls and Indicators Section 10
Boeing Proprietary 11.10.1
11.10 Flight Management, Navigation-Controls and Indicators Flight Management System
Control Display Unit (CDU)
The CDU is an emulation which can be displayed on any of the MFDs. The
display is accessed by pushing the CDU switch on the associated display select
panel.
CDU DISPLAY
RTE
HOLD
ARR
DEP ALTN
COMM
FMC
VNAV
FIX LEGS
INIT
REF
HELP WINDOW TEXT
XX TOTAL
HELP WINDOW TITLE
MESSAGES
EXEC
RAD
NAV NEXT
PAGE
PREV
PAGE
PROG
CLEAR
MSG
XX:XX:XXz XX XXX XX 6
3
4
5
1
2
3
787 Flight Crew Operations Manual
Flight Management, Navigation -
Controls and Indicators
11.10.2 Boeing Proprietary
Displays current UTC time from the GPS.
Displays FMS data pages.
Push –
• moves data from scratchpad to selected line
• moves data from selected line to scratchpad
• selects page, procedure, or performance mode as applicable
• deletes data from selected line when DELETE displays in scratchpad.
Conventions -
• scratchpad must be blank for line select transfer
• data can not be transferred to a blank line
• a blank scratchpad can not be transferred to a line
• not all data can be modified
• message displays if inappropriate entries are attempted.
Displays crew entered data or crew line-selected data:
• up to 24 characters may be entered in the scratchpad at one time
• data may be transferred to and from the scratchpad by pushing the cursor
select switch on the cursor control device or cursor control selector or by
pushing the ENTER key on the multifunction keypad.
• data may also be transferred to the scratchpad while using the PICK WPT
function on the ND.
Displays error/help messages to the crew.
Refer to Chapter 5, Section 40, Help Window, for additional information.
Displays current UTC date from the GPS.
1 Time Display
2 Control Display Unit (CDU) Display
3 Line Select Keys
4 Scratchpad
5 CDU Help Window
6 Date Display
787 Flight Crew Operations Manual
Flight Management, Navigation -
Controls and Indicators
Boeing Proprietary 11.10.3
Function and Execute Keys
Push –
• INIT REF – displays page for data initialization or for reference data
• RTE – displays page to input or change origin, destination, route and
flight number
• DEP ARR – displays page to input or change departure and arrival
procedures
• ALTN – displays page to modify destination and route for alternate
diversion
• VNAV – displays page to view or change vertical navigation path data
• FIX – displays page to create reference points on ND map
• LEGS –
• displays page to evaluate or modify lateral and vertical route data
• displays page to correlate route waypoints on the ND
• HOLD – displays page to create holding patterns and display holding
pattern data, or to exit holding pattern
• FMC COMM – displays FMC datalink status page
• PROG – displays page to view dynamic flight and navigation data,
including waypoint and destination ETAs, fuel remaining, and arrival
estimates
• NAV RAD – displays page to view or control navigation radio tuning
• PREV PAGE – displays previous page of multiple page displays (for
example, LEGS pages)
• NEXT PAGE – displays next page of multiple page displays.
Illuminated (green) – active data is modified but not executed.
1 CDU Function Keys
2 Execute Light
CDU DISPLAY
EXEC
NEXT
PAGE
PREV
PAGE
RTE
HOLD
ARR
DEP ALTN
COMM
FMC PROG
VNAV
RAD
FIX
NAV
LEGS
INIT
REF
1
2
3
787 Flight Crew Operations Manual
Flight Management, Navigation -
Controls and Indicators
11.10.4 Boeing Proprietary
Push (while EXEC light is illunimated green) –
• activates data modification(s)
• extinguishes execute light.
Multifunction Keypad
Input to the emulated CDUs is done through the multifunction keypads. Two
keypads are provided, one each for the captain and first officer. The keypads are
located on the forward aisle stand adjacent to the lower MFD.
3 Execute (EXEC) Key
787 Flight Crew Operations Manual
Flight Management, Navigation -
Controls and Indicators
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787机组操作手册Flight Crew Operations Manual 3(10)
