Required Time of Arrival (RTA)
Push – displays the RTA PROGRESS page.
ERASE prompt replaces RTA during a page modification.
Copyright . The Boeing Company. See title page for details.
11.41.8 March 28, 2005
Flight Management, Navigation -FMC Takeoff and Climb 737 Flight Crew Operations Manual
RTA Climb Page
The RTA climb page is displayed when a required time of arrival is active.
YA613 - YC413, YK101 - YK104 The RTA climb page is automatically selected by pushing the CLB function key when RTA is active.
YD651 - YD655 During climb, the RTA climb page is automatically selected by pushing the VNAV function key when RTA is active.
Displays on this page are the same as other climb pages except as noted.
Target Speed (TGT SPD)
Displays computed speed required to meet entered RTA.
When RTA is exited by waypoint sequence or deletion, this speed changes to FMC
target speed.
TIME ERROR
Displays computed time error at RTA waypoint. Same as RTA PROGRESS page.
Copyright . The Boeing Company. See title page for details.
Flight Management, Navigation -FMC Takeoff and Climb
RTE LEGS Page
Page Title
An active route legs page title is displayed with ACT as part of the title. A modified page title displays a reverse video MOD.
Copyright . The Boeing Company. See title page for details.
11.41.10 March 28, 2005
Flight Management, Navigation -FMC Takeoff and Climb 737 Flight Crew Operations Manual
Leg Direction
The leg segment direction is displayed as the title of the waypoint line. Courses are displayed in magnetic (xxx°) or true (xxx° T). Directions to maintain an arc display the arc distance, the word ARC followed by the direction, and left or right (24 ARC L). The computed great circle route leg directions may be different than chart values. Heading leg segments to conditional waypoints are displayed as (xxx° HDG) and track leg segments are displayed as (xxx° TRK). Directions may be displayed as special procedural instructions, such as HOLD AT or PROC TURN.
Display is blank for an undefined course.
Waypoint Identifier
The current active leg is always displayed at the top of the first active RTE LEGS
page.
All route waypoints are displayed. Waypoints on an airway are included on the
route legs page. Waypoints appear in flight sequence.
Waypoints can be entered and moved. This includes:
.
adding new waypoints . resequencing existing
.
removing existing waypoints waypoints
.
linking route discontinuities. Displays the waypoint by name or condition. Box prompts are displayed for route discontinuities. Dashes are displayed for the next line beyond the end of the route.
Required Navigational Position/Actual (RNP/ACTUAL)
Displays the required navigation accuracy compared to actual navigation accuracy.
Manual entry is allowed.
Distance to Waypoint
Displays the distance from the airplane or the waypoint to the next waypoint.
Calculated Waypoint Speed/Altitude
Displays the calculated speed or altitude at the waypoint in small font.
Specified Waypoint Speed/Altitude
Displays any waypoint speed or altitude constraint in large font.
Manual entry is allowed.
Copyright . The Boeing Company. See title page for details.
Flight Management, Navigation -FMC Takeoff and Climb 737 Flight Crew Operations Manual
ACTIVATE, RTE DATA
The activate prompt is displayed on the legs page when the route is not active.
Push –
.
ACTIVATE arms the execute function. Pushing the EXEC key activates
the route and changes the ACTIVATE prompt to RTE DATA
.
RTE DATA displays the route data page. The RTE DATA prompt is used to review or modify additional information about the route.
Copyright . The Boeing Company. See title page for details.
11.41.12 March 28, 2005
Flight Management, Navigation -FMC Takeoff and Climb 737 Flight Crew Operations Manual
Map Center Step Display
The map center step prompt replaces ACTIVATE or RTE DATA when the EFIS control panel mode selector is placed in the PLAN position. Pushing the prompt key advances the waypoint that is displayed in the center of the navigation display. The label <CTR> is displayed to the right of the corresponding waypoint on the RTE LEGS page.
Map Center Label (<CTR>)
Identifies the waypoint around which the map display is centered. Whenever the EFIS Mode selector is positioned to PLAN, the label is automatically displayed for the first geographically fixed waypoint on the displayed page.
STEP
Displayed on a CDU when PLAN is selected on the associated EFIS control panel. Replaces the RTE DATA or ACTIVATE prompt.
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