Key–in desired speed and altitude, or speed only (followed by /), or altitude only, into scratch pad. An altitude followed by A or B signifies a requirement to be “at or
above” or “at or below” that altitude at the waypoint (for example, key–in 220A or 240B). Line select to desired waypoint line. EXEC key .........................................................................................Push Observe MOD RTE LEGS page changes to ACT. Note: This changes any prior speed and altitude restriction at this waypoint.
Deleting Waypoint Speed and Altitude Restriction
RTE LEGS page .............................................................................Select
Push DEL key to enter DELETE in scratch pad. Line select to
appropriate waypoint line.
EXEC key .........................................................................................Push Observe MOD RTE LEGS page changes to ACT and restriction is deleted and replaced with an FMC predicted value (small size characters).
Changing Speed and/or Altitude Restriction during Climb or Descent
CLB/DES page ...............................................................................Select
Push DEL key to enter DELETE in the scratch pad, or key–in the desired speed and altitude in the scratch pad. Line select to the SPD REST line.
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Supplementary Procedures -Flight Management, Navigation
737 Flight Crew Operations Manual
EXEC key ........................................................................................ Push Observe the MOD CLB or the MOD DES page changes to ACT and the restriction is changed or deleted.
Changing Climb/Cruise/Descent Speed Schedule
CLB/CRZ/DES page ...................................................................... Select
Select the prompt for the desired climb/cruise/descent schedule, or key–in the desired speed in the scratch pad and line select to the TGT SPD line.
EXEC key ........................................................................................ Push Observe the MOD CLB, MOD CRZ, or MOD DES page changes to ACT and new speed schedule is specified.
Early Descent
MCP altitude selector .......................................................................... Set Set next level–off altitude. DES page........................................................................................ Select Line select DES NOW prompt. EXEC key ........................................................................................ Push Observe MOD DES page changes to ACT. Observe descent is initiated (if VNAV engaged). Note: For a PATH DES, this will result in a 1000 FPM rate of descent until the planned path is intercepted. For a SPD DES, this will result in an idle thrust normal rate of descent.
Step Climb or Descent from Cruise
MCP altitude selector .......................................................................... Set Set new level–off altitude. CRZ page ....................................................................................... Select
Enter new altitude on the CRZ ALT line. The display changes to MOD CRZ CLB or MOD CRZ DES. If the desired climb/descent speed is different from the displayed
cruise speed, manually enter the desired TGT SPD, or use access
prompts to select desired CLB/DES page.
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Supplementary Procedures -Flight Management, Navigation 737 Flight Crew Operations Manual
EXEC key .........................................................................................Push
Observe the MOD CRZ CLB/MOD CRZ DES page (or other
selected MOD CLB/MOD DES page) changes to ACT. Observe
climb/descent is initiated at the TGT SPD (if VNAV engaged).
Performance and Progress Functions Determining ETA and Fuel Remaining for New Destination
RTE page ........................................................................................Select
Enter the new destination over the original DEST. Enter correct routing to the new destination using RTE, RTE LEGS, and ARRIVALS pages, as appropriate. Correct any ROUTE DISCONTINUITY.
PROGRESS page ...........................................................................Select Observe new destination with a MOD title. Check ETA and FUEL remaining.
RTE page ........................................................................................Select
EXEC or ERASE the new destination/routing, as desired. Observe
MOD RTE page changes to ACT.
Estimated Wind Entries for Cruise Waypoints
RTE LEGS page .............................................................................Select Observe the DATA prompt displayed. RTE DATA page .............................................................................Select
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