Blank if no approach has been executed.
INDEX
Push – selects the INIT/REF INDEX page.
Vref (FLAPS – – – VREF)
Displays landing Vref for three flap settings as computed by the FMC. Displayed
in small size characters.
Selection causes the flap and VREF speed to be placed in 4R.
Double line selection of a displayed Vref, or manual entry of another value, causes
the flap and VREF speed to be placed in 4R and causes Vref to be displayed on
the airspeed display. CDU display changes to large size characters.
Speeds are based on displayed gross weights.
Double line selection provides Vref to be used by VNAV in combination with
wind correction.
Vref, once selected, will not be updated. To obtain an updated speed, the current
speed must be deleted or a different Vref selected or entered.
Flap/Speed (FLAP/SPD)
Displays selected approach reference flap and speed setting.
Manual input of desired flap and/or speed settings may be made.
Valid entry format is FF/SSS, SSS, /SSS, FF/ or F/, where F or FF is a flap setting
of 0, 1, 2, 5, 10, 15, 25, 30, 40 and SSS is a speed within the range displayed in 1R
to 3R.
Entries may be deleted and are blanked at flight completion..
Wind Correction (WIND CORR)
Displays current wind correction for approach. Default is +05 knots. Manual input of desired wind correction may be made up to +20 knots.
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Flight Management, Navigation -FMC Descent and Approach 737 Flight Crew Operations Manual
Alternate Destination (ALTN DEST)
YA613 - YA687, YA809, YC411 - YD655
Push – selects alternate Destination page.
Landing Reference (LANDING REF) YA809, YC411 - YD655
Push – Toggles altimeter reference between QFE and QNH.
Default is QNH.
Resets to QNH at flight complete.
Reflects TAKEOFF REF selection on TAKEOFF REF page 2.
Active altimeter reference is highlighted.
During descent with QFE selected, the PFD altitude indications show zero feet at
the arrival runway. The PFD altitude indication background colors change to
green.
If QFE is the current altimeter reference, and the EFIS control panel STD switch
is pushed, The takeoff reference automatically toggles to QNH.
Copyright . The Boeing Company. See title page for details.
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Flight Management, Navigation -FMC Descent and Approach 737 Flight Crew Operations Manual
Alternate Airport Diversions YA613 - YA687, YA801 - YA809, YC411 - YD655
Alternate Dests Page 1/X
The alternate destinations pages allow the selection of alternate airports and the
display of data about the alternates.
The ALTERNATE DESTS page 1/X allows entry and display of up to five
alternate airports. Pages 2 through 6 allow entry and display of data related only
to the selected alternate.
YA686, YA687
- - - - - - - - - - - - - - ALTN ---- - DES >T -----
Copyright . The Boeing Company. See title page for details.
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Flight Management, Navigation -FMC Descent and Approach
737 Flight Crew Operations Manual
YA613, YA626, YA801 - YA809, YC411 - YD655
Alternate Airports (ALTN)
Allows entry of alternate destination. Valid entries are airports, navaids, or
waypoints.
Related data (VIA, DTG, ETA, FUEL) is automatically displayed.
Push – selects page 2/X–6/X for data on selected alternate.
The DELETE function key can be used to remove manually entered alternates.
Nearest Airport (NEAREST ARPTS)
Push – commands FMC to search navigation database for the five airports nearest to the airplane’s present position. The following actions occur:
.
any alternates already entered are saved
.
page title changes to NEAREST ARPTS
.
the five nearest airports are displayed on lines 1L to 5L
.
the NEAREST ARPTS prompt is replaced with PREVIOUS prompt
Copyright . The Boeing Company. See title page for details.
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Flight Management, Navigation -FMC Descent and Approach 737 Flight Crew Operations Manual
. selection of the PREVIOUS prompt returns the display to the ALTERNATE DESTS page.
Selection cannot be overwritten or deleted.
WEATHER REQUEST YA613, YA626, YA801 - YA809, YC411 - YD655
Push – transmits data link request for alternate destination weather uplink.
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