10 - Flight Instruments, Displays Flashcards
What is the purpose of the Pitch Limit Indication?
When is it displayed?
stick shaker activation point for existing flight conditions
flaps not up
Data source:
Airspeed - \_\_\_\_\_\_ Altitude - \_\_\_\_\_\_ Attitude - \_\_\_\_\_\_ Heading - \_\_\_\_\_\_ Verticle Speed - \_\_\_\_\_\_
ADC ADC IRS IRS ADC (dampened by IRS)
PFD: (ADC - outter, IRS - inner)
Trend Indication indicates predicted airspeed in ___ , based on ____
ten seconds
current acceleration/deceleration rate
Current airspeed displays ____ with no computed information
30 knots
Maximum Speed indicates maximum airspeed limited by lowest of the following (3)
- Vmo/Mmo
- landing gear placard speed
- flap placard speed
Command Speed Pointer is ____ knots in height
5
Minimum Maneuvering Speed (top of amber bar) provides ___g maneuver capability
Flaps down -
Flaps up -
Above FL200 -
When is it displayed?
1.3g
- to stick shaker with flaps down
- to stick shaker or VREF+80, whichever is less*, with flaps up at or below 20,000 FT
- to low speed buffet (or as preset by maintenance), with flaps up above 20,000 FT
with first flap retraction after takeoff
1.3g maneuver capability occurs at ____ degrees of bank in level flight
40
During non-normal conditions the target speed __(may/may not)__ be below the
minimum maneuvering speed
may
Flap Maneuver Speed is the recommended operating speed ______
These speeds guarantee __________ or at least
____ of bank (_____ of bank and _____ overshoot) to stick shaker within ________
during takeoff or landing operations
full maneuver capability
40° 25° 15°
a few thousand feet of the airport altitude
Above _______ full maneuver capability is not attained until reaching ________
309,000 kgs
VREF 30 + 100 knots.
Minimum Speed (zipper) indicates ______
airspeed where stick shaker or low speed buffet occurs
Bank Pointer (LCD) _______ when bank angle is _______
fills solid amber
35 degrees or greater
Radio Altitude displays airplane radio altitude below ______
2,500 feet AGL
RADIO Minimums _______ when radio altitude is at or below mins
change color to amber and flash
Where does the ILS Approach Reference CRS appear on the PFD?
CRT - left side, below attitude
LCD - next to ILS freq/identifier, left side, above attitude
Glideslope Pointer and Scale:
Scale in view _______
Pointer in view ______ , fills in solid when ______
Scale and pointer _______ to indicate excessive glideslope deviation
frequency tuned
receiving glideslope signal
within 2 1/3 dots
turns amber and the pointer flashes
Localizer Pointer and Scale:
Scale in view ______
Pointer in view _____ , fills in solid when _____
Scale and pointer _______ to indicate excessive localizer deviation.
At low altitudes, with LNAV engaged and LOC armed, localizer scale and pointer _______ if localizer is not captured
frequency tuned
localizer signal received
within 2 1/3 dots
turns amber and the pointer flashes
turns amber and the pointer flashes
Expanded Localizer Deviation Scale displays when ________ , providing a more sensitive display.
A rectangle equals _______
close to the localizer centerline
1/2 dot deviation
Selected altitude box is highlighted in white between ___ and ____ feet prior to reaching the selected altitude
900 and 300
Altitude box changes to amber when _______
deviating from selected altitude between 300-900 feet.
Touchdown Zone Indicator - upper edge of crosshatched area indicates _______
FMC landing altitude for destination runway or airport.
(departure runway or airport until 400 NM or
one-half the distance to the destination whichever occurs first)
Vertical Speed Pointer displays numeric value when greater than ____ feet per minute
400
(Display is above the vertical speed display when climbing and below when
descending)
What does the Flight Director (FLT DIR) Source Selector actually select?
L - left FCC selected
C - center FCC selected
R - right FCC selected
