VOR – displays the selected VOR bearing pointer, frequency or identification and
DME.
OFF – removes the VOR or ADF displays.
ADF – displays the selected ADF pointer and ADF frequency or identification.
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Flight Instruments, Displays -EFIS Instruments (PFD) – Controls 737 Flight Crew Operations Manual
Mode Selector (outer)
Selects the desired display.
APP –
.
displays localizer and glideslope information in heading–up format.
.
displays reference ILS receiver, ILS frequency or identification, course
and DME.
.
weather radar and TCAS are not displayed in center APP mode.
VOR –
.
displays VOR navigation information in heading–up format
.
displays reference VOR receiver, VOR frequency or identification,
course, DME and TO/FROM information
.
weather radar and TCAS are not displayed in center VOR mode.
MAP – YA613, YA626, YA721 - YK104
.
displays FMC generated route and MAP information, airplane position,
heading and track, in a track–up format
YA686, YA687
.
displays FMC generated route and MAP information, airplane position,
heading and track, in a heading–up format
.
displays waypoints, including the active waypoint, within the selected
range
.
displays VNAV path deviation. PLN –
.
displays a non–moving, true north up, route depiction
.
the airplane symbol represents actual airplane position and orientation
.
allows route step–through using the CDU LEGS page
.
weather radar and TCAS are not displayed.
Center (CTR) Switch (inner)
PUSH –
.
displays the full compass rose (center) for APP, VOR and MAP modes
YA613 - YC413, YK101 - YK104
.
subsequent pushes alternate between expanded and center displays.
YD651 - YD655
.
subsequent pushes alternate between center with VSD, expanded and
center without VSD.
Range Selector (outer)
Selects desired display range in nautical miles for APP, VOR, MAP or PLN mode.
Copyright . The Boeing Company. See title page for details.
10.16.4 June 1, 2005
Flight Instruments, Displays -EFIS Instruments (PFD) – Controls
737 Flight Crew Operations Manual
Traffic (TFC) Switch (inner)
PUSH – displays TCAS information on the navigation display (refer to Chapter 15, Warning Systems).
MAP Switches (momentary action)
The MAP switches:
.
add background data/symbols to MAP and center MAP modes
.
displays can be selected simultaneously
.
second push removes the information.
WXR (weather radar) – energizes weather radar transmitter and displays weather radar returns in MAP, center MAP, expanded VOR and expanded APP modes. When the 640 nm range is selected, weather radar returns are limited to 320 nm (refer to Chapter 11, Flight Management, Navigation).
STA (station) –
.
displays all FMC data base navigation aids if on map scales 5, 10, 20 or
40 nm
.
displays FMC data base high altitude navigation aids on map scales 80,
160, 320 or 640 nm. WPT (waypoint) – displays the waypoints in the FMC data base which are not in the flight plan route if the selected range is 40 nm or less.
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