737 Flight Crew Operations Manual
Supplementary Procedures -
Flight Management, Navigation
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-866-EGP SP.11.17
Intervention of FMC Airspeed Constraints during VNAV
SPD INTV switch .............................................................................Push
MCP IAS/MACH display shows current FMC target speed.
MCP speed selector ......................................................Set desired speed
VNAV remains engaged.
To resume former FMC speed:
SPD INTV switch ...................................................................Push
MCP IAS/MACH display blanks and FMC commanded VNAV
speed is active.
Entering Waypoint Speed and Altitude Restriction (On Climb
or Descent Legs Only)
RTE LEGS page ............................................................................. Select
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).
September 15, 2016
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