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function key displays the RTE X LEGS page with the HOLD AT line.
Two versions of the hold page are possible:
• an airway or procedure holding pattern
• a flight crew–entered holding pattern.
The holding page displays actual or default data about the holding pattern.
Entries modify the route. Modifications can be erased or executed.
Active holding patterns are magenta on the ND.
787 Flight Crew Operations Manual
Flight Management, Navigation -
FMC Descent and Approach
Boeing Proprietary 11.43.29
Displays boxes to enter the holding fix: a RTE LEGS, database, or pilot-defined
waypoint; a navaid or airport identifier; or a FAF already in the flight plan.
Entering a holding fix displays the RTE X HOLD page.
Push -
• creates a holding pattern at present position
• execution establishes the holding fix at the position when EXEC is
pushed and displays RTE HOLD.
Displays the holding fix.
1 HOLD AT
2 HOLD AT Present Position (PPOS)
3 Holding FIX
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
2 15/ 8 0 00
FIRST HOLD IN ROUTE
L
N M
M I N
E G T I M E
I N B D C R S / D I R
F I X
Q U A D / R A D I A L
o
L E G D I S T
S P D / T G T A L T
1 / X
F I X E T A
Z
E F C T I M E
Z
H O L D A V A I L
B E S T S P E E D
220K T
00+48
1405.5
140 ----
--/---
PAE
1.0
--.-
ERASE
MOD RTE 1 HOLD
PPOS
PAE
H O L D A T
ACT RTE1LEGS
>
<
HOLD
o /R TURN
1
3
4
5
6
7
8
9
10
11
12
13
2
787 Flight Crew Operations Manual
Flight Management, Navigation -
FMC Descent and Approach
11.43.30 Boeing Proprietary
Normally displays dashes.
Valid entry is X/XXX, XX/XXX, or /XXX. Example: NW/330.
Entry changes INBD CRS/DIR to agree.
Displays inbound course and turn direction.
Valid entry is XXX (inbound course), XXX/X (inbound course/turn direction), /X
or X (turn direction).
Entry changes QUAD/RADIAL to agree.
Displays magenta when the holding fix is the active waypoint.
Displays T if mag/true reference is in TRUE.
Displays 1.0 MIN (minute) at or below 14,000 feet.
Displays 1.5 MIN above 14,000 feet.
Displays dashes when an entry made on LEG DIST line.
Valid entry is X, X.X, or .X.
When climbing/descending through 14,000 feet with VNAV active and the
SPD/TGT ALT at 1R displays in large font, the FMC adjusts the leg time (1.0 MIN
at or below 14,000 feet; 1.5 MIN above 14,000 feet).
Normally displays dashes. Allows entry of leg distance for hold.
Entry displays dashes on LEG TIME line.
Valid entry is X, XX, X.X or XX.X, where X is any integer.
Erases all FMC modifications.
Dashes display or fix speed/altitude constraint from the RTE LEGS page.
Manual entries are in large font.
During cruise, entry of a target altitude lower than CRZ ALT modifies the
DESCENT page and displays a T/D. After T/D, the DESCENT page remains
active unless a new cruise altitude is entered.
Speed or altitude may be entered.
With no EFC TIME entry, displays time the airplane will next pass the holding fix.
4 Quadrant/Radial (QUAD/RADIAL)
5 Inbound Course/Direction (INBD CRS/DIR)
6 Leg Time (LEG TIME)
7 Leg Distance (LEG DIST)
8 ERASE
9 Speed/Target Altitude (SPD/TGT ALT)
10 FIX ETA
787 Flight Crew Operations Manual
Flight Management, Navigation -
FMC Descent and Approach
Boeing Proprietary 11.43.31
With EFC TIME entry, displays time the airplane will pass the holding fix after
the EFC time. The FMC uses this time to calculate downtrack ETAs and fuel
values based on departing the holding fix at the new FIX ETA.
Normally displays dashes.
Valid entry is XXXX (time).
Entry changes performance predictions for the route after holding.
Displays holding time available before requiring reserve fuel to reach the
destination.
Displays the best holding speed for the airplane gross weight, altitude, and flap
setting.
Note: May exceed ICAO limit speed.
HOLD Page (Existing Hold)
When one or more holding patterns exist in the route, push the HOLD key to
display the hold page for the first holding pattern. When the hold is the next LNAV
event, active commands display in magenta. Holding parameters can be
monitored and changed on this page. New holding patterns are added using the
NEXT HOLD prompt.
　
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本文鏈接地址：787機組操作手冊Flight Crew Operations Manual 3(88)