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Flight Management Computer Lateral Navigation Pages

In document FMC Manual (Page 21-35)

Corresponding RTE DATA page (6R)

SELECT DESIRED WPT page.

PURPOSE AND USE

route.

Will automatically display lateral and vertical flight plan details based on RTE page entries for each waypoint in the

Used to modify single leg changes and any other route segment or procedure.

No required entries.

WAYPOINT IDENTIFIER LINE

o Enter and display any valid waypoint identifier.

o May be entered using the keyboard or passed from entries on the RTE page.

o Entries are passed to the RTE pages when appropriate. Manual entries go into the flight plan as direct routing between waypoints. To enter any VIA path other than DIRECT, the RTE or DEP/ARR pages must be used.

o The active waypoint cannot be deleted, but may be overwritten.

o A holding pattern is automatically entered as a separate waypoints identifier.

o Latitude/Longitude Coordinates can be entered in a specific format.

SPEED AND ALTITUDE LINE

o Enter and/or display the speed and altitude at the waypoint identified on the same line using either the mandatory or predicted values.

o May be entered using the keyboard, passed from entries on the RTE page (mandatory value), or calculated by the FMC (predicted value).

o Keyboard entries are accepted only for climb or descent legs. Cruise leg keyboard entries are not allowed.

o 'A' signifies that the altitude is a required AT or ABOVE altitude

o 'B' signifies that the altitude is a required AT or BELOW altitude

o Two Altitudes signify a block of altitudes as top and bottom restrictions

o Altitudes may be entered via the keyboard (XXXXX in feet) adding an 'A' signifies at or above entered altitude, 'B', at or below, and no character signifies a restrictive AT altitude

EXTENDED DATA PROMPT

o This prompt is displayed on ACTive or MOD pages when the MAP CTR STEP prompt is not displayed.

o Allows line selection of the RTE DATA page which corresponds to this RTE LEGS page. It is similar for all RTE LEGS page.

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MAP CENETER LABEL

o Identifies the waypoint around which the EHSI Plan Mode map display is

centered.

o The label is automatically displayed for the first geographically-fixed waypoint whenever the EHSI Mode Selector is positioned to PLAN.

ROUTE DISCONTINUITY

o The entered route must always form a continuous path of linked legs.

o When a discontinuity occurs, box prompts will be displayed between the discontinuous waypoints. Route discontinuity MUST be clear before EXECution can occur.

o To Clear a discontinuity, select the waypoint below the discontinuity by pressing the appropriate Left Line Select. Then press the line select of the discontinuity. The disco is now closed.

ALTITUDE RESTRICTIONS- o Altitude-crossing restrictions are

identified with large characters in one of the following ways

o "at" the displayed value is shown with a plain value.

o "at or above" displayed with the suffix A.

o "at or below" displayed with the suffix B.

o Altitude "window" 2 values with A and B.

MAP CENTER STEP PROMPT

o Only displayed when PLAN is selected on the associated EHSI Mode Selector.

Replaces the Extended Data Prompt.

o Selection moves the Map Center to the next waypoint in the route

(geographically-fixed waypoints only).

Causes the next page to be displayed when the Map Center Label is already on line 5.

o Pressing the PREV PAGE or NEXT PAGE function key steps the Map Center Label to the first geographically-fixed waypoint on the new page.

HOLD AT Prompts

o When the HOLD Mode Key is pressed to accept a new HOLD, the HOLD prompts are displayed.

o Enter the hold wpt into the prompts.

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RUNWAY POINTS

o Runway extension point, used for aligning approach to runway defined with the prefix RX

o Runway touchdown point is defined with the prefix RW

o Runway missed approach point, defined with the prefix MA

Latitude Longitude Waypoint Entry o MUST be in the specified format -

Nddmm.mWdddmm.m or Sddmm.mEdddmm.m

o No other formats allowed. Always include two places for Latitude degrees, and 3 places for Longitude degrees.

o Must carry format to the decimal place.

Example entering an intersection at North 35 West 86 MUST be entered as N3500.0W08600.0

o Displays the direction to the leg going to the waypoint identified on the line below.

o For the active waypoint, the course that is displayed is the course to be flown (the course will change during a long leg of a flight due to the airplane following the Great Circle arc). The displayed course is the initial course for all downpath waypoints.

LEG LENGTH

o Applies to the leg going to the waypoint identified on the line below.

o Displays the calculated distance-to-go from the present position to the waypoint on the active leg.

o Displays the flight-plan leg length for the next leg and all subsequent legs with a determinate length.

o If the distance-to-go/leg length is greater than 9999nm, this line is blank.

o Displays values in tenths of miles if the leg is less than 10nm.

ROUTE TERMINATION

o Additional routing may be entered.

o Normally, only lateral guidance is provided for any waypoint beyond the destination runway. Only when the downpath waypoint has an altitude restriction at or below the precious restriction in the route will vertical descent guidance be provided.

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PAGE TITLE

PAGE ACCESS

Route Data

Corresponding RTE LEGS page (6R)

PURPOSE AND USE

Applies only to an ACT or MOD route.

Provides the ETA for each waypoint of the corresponding RTE LEGS page.

Allows the entry of forecast cruise winds to help optimize FMC performance

calculations.

WAYPOINT IDENTIFIER LINE

o Displays the same identifiers as those found on the corresponding RTE LEGS page.

o Reverse video characters are used to highlight the active waypoint on page 1/xx.

ETA

o Displays the ETA at the waypoint identified on the same line.

o Subsequent ETAs are based on an assumed great circle course whenever a ROUTE DISCONTINUITY exists.

WIND LINE

o Enter and/or display the true winds at the cruise waypoint identified on the same line. May be entered used the keyboard, or passed from the CRZ WIND entry on the PERF INIT page.

o The CRZ WIND value is passed to all cruise waypoints.

o The FMC assumes 000/000 if no CRZ WIND entry was made.

o Priority is given to keyboard entries and passes these entries to all downpath cruise waypoints.

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PAGE TITLE

PAGE ACCESS

Select Desired Waypoint Automatic access whenever a non-unique identifier entry is attempted on another page

PURPOSE AND USE

identifiers.

Allows selection of the desired waypoint from a list of up to six identical stored

WAYPOINT DESCRIPTION LINES o Displays all unique frequencies and/or

locations that are associated with the common identifier.

o Automatically returns to the original page form which this page was accessed whenever a line selection is made. The selected waypoint will then be displayed on the line where entry was previously attempted.

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Flight Management Computer Lateral Navigation Pages

EXECuted holding fix already exists in the route.

Whenever a proposed holding fix has been entered on the (RTE LEGS) HOLD AT page, this page is automatically accessed

PURPOSE AND USE

Review and/or revise the details of either an existing or proposed holding pattern.

The proposed holding pattern is entered into the route upon EXECution.

Performance predictions assume that the hold will be in level flight.

Exit from a hold must be manually initiated

FIX LINE

o Displays the waypoint identifier of the holding FIX.

o The entry is passed either from a manual entry on the HOLD AT page, or automatically from the data base.

o The FMC assigns PPOS as the FIX identifier if PPOS was selected on the HOLD AT page.

TURN DIRECTION LINE

o Enter and/or display the holding pattern turn direction.

o May be entered using the keyboard, or passed from the data base.

o The FMC assumes right turns if no entry is made.

o Entry may be 'R' or 'L' o A manual entry takes priority.

INBOUND COURSE LINE

o Enter and/or display the holding pattern inbound course.

o May be entered using the keyboard, or passed from the data base.

o The FMC assumes the course to be the same as the preceding leg to the FIX if no entry is made.

o A manual entry takes priority.

LEG TIME LINE

o Enter and/or display the holding pattern leg time.

o The FMC assumes the standard times of 1.0 minute at or below 14,000 feet and 1.5 minutes above 14,000 feet if no entry is made.

o A manual entry takes priority.

o Dash prompts will be displayed (blank time) if a LEG DIST entry already exists.

LEG DISTANCE LINE

o Dash prompts are normally displayed.

o Enter and/or display the holding pattern leg distance.

o May be entered using the keyboard or passed from the data base.

o A manual entry takes priority.

o Any entry causes LEG TIME to display dash prompts.

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TARGET SPEED LINE

o Enter and/or display the holding pattern target airspeed.

o The BEST SPEED value is displayed if no entry is made.

o A manual entry takes priority.

o Passed to CLB/CRZ/DES pages as TGT SPD three minutes before first reaching the FIX.

o When RTE HOLD is ACTive, this line is highlighted by reverse video characters.

NEXT HOLD PROMPT

o Displayed when the route contains less than five holding patterns.

o If there is no other holding pattern in the route, the (RTE LEGS) HOLD AT page is displayed. If there is another holding pattern already entered in the route, the RTE HOLD page is displayed.

MODIFIED ROUTE HOLD STATUS-

MOD indicates that the holding fix has not been EXECuted.

The page title is changed to RTE HOLD upon EXECution. If holding at PPOS, the page title changes to ACT RTE HOLD upon EXECution.

ACTIVE ROUTE HOLD STATUS

ACT indicates that the airplane has entered the EXECuted holding pattern.

HOLD AVAILABLE LINE

o Displays the available holding time when the page is ACTive, if destination is to be reached with fuel RESERVES (entered on the PERF INIT page) remaining.

BEST SPEED LINE

o Based on present altitude and

conditions, displays the computed best holding speed.-

o Note: May exceed maximum speed permitted by regulatory agency.

EXIT HOLD PROMPT/EXIT ARMED o Displayed only on the ACT RTE HOLD

page when in the holding pattern.

o Select when preparing to depart the holding pattern. Will cause EXIT ARMED to appear.

o Displayed after selection of EXIT HOLD, only on the ACT RTE HOLD page when in the holding pattern.

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PAGE TITLE

PAGE ACCESS

Departure/Arrival Index DEP ARR Mode Key

INDEX on the DEPARTURES and ARRIVALS pages (6L)

PURPOSE AND USE

• Access to the listings of all departure procedures, arrival procedures and runways stored in the FMC database..

ORIGIN DEPARTURES PROMPT o Allow selection of the DEPARTURES

pages for the ORIGIN airport that had been entered on the RTE page 1 previously.

DESTINATION ARRIVALS PROMPT o Allows line selection of the ARRIVALS

page for the DEST airport preciously entered on the RTE page 1.

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Flight Management Computer Lateral Navigation Pages

TAKEOFF REF page when there are no entries on RTE page 1 line 3L and 4L (5R)

DEP/ARR INDEX page 1L.

PURPOSE AND USE

Lists all departure procedures and runways for the selected airport.

Used to select the desired SID, SID transition, runway.

Only procedures for the Origin airport can be selected for entry into the flight plan.

.

SID LINES INITIAL DISPLAY

o Displays an alphabetical listing of all SIDs for the airport on initial page display.

o Line selection of a runway deletes all SIDs not associated with that runway.

o All other SIDs and non-applicable runways are deleted upon line selection of the desired SID. Line selection of the desired SID also displays a listing of any departure transitions applicable to that SID.

DISPLAY AFTER SID SELECTED o -Displays the SELected SID.

INDEX PROMPT

o Allows line selection of the DEP/ARR INDEX page. This is the same for all DEPARTURES pages.

SID LINE/ARRIVAL TRANSITION LINE INITIAL DISPLAY

o An alphabetical list of all SIDs for the airport is displayed upon initial page display.

o All SIDs not associated with a selected runway following line selection of that runway will be deleted.

o All other SIDs and non applicable runways will be deleted following line selection of the desired STAR. Will also display a list of any arrival transitions applicable to the selected STAR.

DISPLAY AFTER SID SELECTED- o Display all departure transitions

associated with the SELected SID.

DISPLAY AFTER SID TRANS AND RWY SELECTED

o Display the SELected departure transition and runway.

ROUTE PROMPT

o Allows line selection of the appropriate RTE page. This is the same for all DEPARTURES pages.

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AIRPORT IDENTIFIER

o All page data applies only to the identified airport.

PAGE NUMBER/TOTAL PAGES o The total number of DEPARTURES

pages varies with the amount of data to be displayed.

RUNWAY LINE INITIAL DISPLAY

o An alphabetical list of all runways, is displayed upon initial page display.

o All other runways are deleted upon line selection of the desired runway.

DISPLAY AFTER SID SELECTED o Display all associated runways, unless

the desired runway was SELected on the initial display.

DISPLAY AFTER SID TRANS AND RWY SELECTED

o Display the SELected arrival transition and runway.

.

ACTIVE / SELECTED STATUS LABELS o Identify the active or selected departure

procedure or runway.

DISPLAY AFTER EXECUTING ACTIVE STATUS LABELS

o The departure procedures and runway are identified as ACTive following EXECution of the SELected entries.

NOTE

o All <SEL> entries are passed to the inactive or MOD RTE and RTE LEGS pages for EXECution.

o For an existing active route: Following a SID or runway selection, the EXEC key will be illuminated. The ERASE prompt will be available following SELections.

After linking any route discontinuities SELections should be EXECuted on the RTE pages.

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Flight Management Computer Lateral Navigation Pages

DEP/ARR INDEX page 2R

PURPOSE AND USE

Lists all arrival procedures and runways for the selected airport.

Used to select the desired STAR, STAR transition, runway.

Only procedures for the DEST airport can be selected for entry into the flight plan.

.

STAR LINES INITIAL DISPLAY

o An alphabetical list of all STARs for the airport is displayed upon initial page display.

o All STARs not associated with a selected runway following line selection of that runway will be deleted.

o All other STARs and non applicable runways will deleted following line selected of the desired STAR. Will also display a list of any arrival transitions applicable to the selected STAR.

DISPLAY AFTER STAR SELECTED o -Displays the SELected STAR.

INDEX PROMPT

o Allows line selection of the DEP/ARR INDEX page. This is the same for all ARRIVALS pages.

STAR LINE/ARRIVAL TRANSITION LINE INITIAL DISPLAY

o An alphabetical list of all STARs for the airport is displayed upon initial page display.

o All STARs not associated with a selected runway following line selection of that runway will be deleted.

o All other STARs and non applicable runways will be deleted following line selection of the desired STAR. Will also display a list of any arrival transitions applicable to the selected STAR.

DISPLAY AFTER STAR SELECTED- o Display all arrival transitions associated

with the SELected STAR.

DISPLAY AFTER STAR TRANS AND RWY SELECTED

o Display the SELected arrival transition and runway.

ROUTE PROMPT

o Allows line selection of the appropriate RTE page. This is the same for all ARRIVALS pages.

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APPROACH AND RUNWAY LINE INITIAL DISPLAY

o An alphabetical list of all runways, is displayed upon initial page display.

o All other runways are deleted upon line selection of the desired runway.

DISPLAY AFTER STAR SELECTED o Display all associated runways, unless

the desired runway was SELected on the initial display.

DISPLAY AFTER STAR TRANS AND RWY SELECTED

o Display the SELected arrival transition and runway.

RUNWAY EXTENSION LINE

o Distance in nautical miles from the runway end to a runway approach waypoint

o Default value of 12 miles is entered automatically upon runway selection.

ACTIVE / SELECTED STATUS LABELS o Identify the active or selected arrival

procedure or runway.

DISPLAY AFTER EXECUTING ACTIVE STATUS LABELS

o The arrival procedures and runway are identified as ACTive following

EXECution of the SELected entries.

NOTE

o All <SEL> entries are passed to the inactive or MOD RTE and RTE LEGS pages for EXECution.

o For an existing active route: Following a STAR or runway selection, the EXEC key will be illuminated. The ERASE prompt will be available following SELections. After linking any route discontinuities SELections should be EXECuted on the RTE pages.

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PAGE TITLE

PAGE ACCESS

Progress PROG Mode Key

PURPOSE AND USE

• Displays current dynamic data concerning progress along the active route.

FROM LINE

o Displays the identifier of the last waypoint, the fuel at that waypoint, actual time of arrival (ATA), and the ALTitude.

ACTIVE WAYPOINT LINE

o Displays the identifier of the active waypoint. Also displays the flight plan course and distant-to-go (DTG) from the present position to the active waypoint.

o Also displays estimated time of arrival (ETA) and predicted FUEL remaining at the active waypoint (lbs X 1000).

o The identifier is highlighted by reverse video characters.

WINDS

o Actual current wind the FMC is receiving

NEXT WAYPOINT LINE

o Displays the identifier of the waypoint that follows the active waypoint. Also displays the flight plan course for that leg, as well as the flight plan distance-to-go (DTG) from the present position to the next waypoint.

o Also displays the estimated time of arrival (ETA) and predicted FUEL remaining at the next waypoint (lbs X 1000).

DESTINATION LINE

o Displays the identifier of the DEST airport and flight plan distance-to-go (DTG) from the present position to DEST.

o Also displays the estimated time of arrival (ETA) and predicted FUEL remaining at DEST (lbs X 1000).

FUEL QUANTITY LINE

o Displays the present total FUEL QTY remaining as obtained from the airplane fuel summation unit (lbs X 1000).

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Flight Management Computer Lateral Navigation Pages

PURPOSE AND USE

• Provides a way of establishing your position relative to any stored FIX. Also provides a way of creating a new waypoint at the intersection of the active route and a radial (bearing) or distance from a known FIX.

FIX LINE

o Used to enter a FIX identifier (up to 5 characters maximum).

o May be entered using the keyboard, or by passing from another page.

o The present radial/distance from the FIX is displayed following entry.

o The FIX is displayed inside a green circle on the EHSI map.

o If the distance is more than 9999NM, this line is blank.

o All entries and displays on the page are

o All entries and displays on the page are

In document FMC Manual (Page 21-35)

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