747 First Officer's Navigation Display ( ND )|
Failure Indications and Flags
by jerome meriweather
Up to CRT Selector
To View a Control's Description, MouseOver it and ...
Left to Landing Gear
Right to F/O PFD
Down to GND PROX
Navigation Display Symbology Key Charts
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747 Photo and/or Graphic Element
VOR or ILS Localizer Flag
Indicates failure of the associated VOR and ILS.
DMEL or DMER
Indicates failure of the associated DME in the MAP, VOR and APP modes.
ADFL/ADFR and VORl/VORR
Indicates failure of the associated VOR or ADF in the MAP, VOR, APP modes.
MAP/WXR Range Disagree
Indicates selected Range and Range of display information Disagree. Map information is removed.
Indicates CRT overheat.
G/S - VTK Flag
Indicates glide slop failure in the APP mode or the vertical track data has failed in the MAP mode.
Indicates failure of associated FMC generated MAP mode display.
Indicates Excessive data on ND
. Some positions of WPT, ARPT or STA may be incorrect. Deselect WPT or STA to ensure accurate
position display. Displayed in MAP and PLN modes.
DMEL or DMER
Failure of DME in VOR and APP modes.
Indicates the Track data has failed in the MAP and PLN modes, or Heading data has failed in the VOR and APP modes.