United 737 Navigation/Autoflight Flashcards
In the roll mode, VOR/LOC engaged commands
AFDS to track selected VOR course or track selected localizer course along the inbound front course bearing
For a successful dual autopilot approach, turn the second VHF NAV receiver to the ILS freq and engage the second A/P in CMD prior to _____
800’ RA
Without FLARE armed by approximately 350’ RA ____
Both A/P’s automatically disengage
A single channel autopilot approach____
does not provide an A/P go-around
During an autopilot go around, the first push of either TOGA switch commands the thrust to advance towards the reduced go around N1 to producing 1000 to 2000 fpm rate of climb. The second push of either TOGA switch after AT reaches reduced go around thrust____
commands the A/T to advance to full go around N1 limit
AFS provides speed, pitch and thrust commands that will prevent exceeding the following limit speeds
Vmo/Mmo, wing flap placards, landing gear placard and minimum speed
Pushing the N1 switch with the N1 light illuminated on the MCP ___
Deselects N1 mode and extinguishes switch light
The Stabilizer Out of Trim light operates only ____
with the autopilot engaged
An annunciation of “—” on the Thrust Mode Display would indicate ___
the FMC is not computing thrust limit
An illuminated AT LIM indication indicates
The A/T is using a degraded N1 thrust limit from the related EEC
CDU’s and AT are controlled by the ___ FMC with the FMC source select switch in the NORMAL position
Left FMC
Placing the FMC Source Select Switch to BOTH ON R selects the ___ for all FMC operations. The ___ map will annunciate___
right FMC; Left; “FMC R”
The IRS has begun the alignment process when the ___ light extinguishes and the ___ light illuminates
ON DC;
ALIGN
The Navigation mode (including present position and ground speed output) is ____ if the IRS alignment is lost in flight
inoperative for the remainder of the flight
Backup power to the ___ IRS is automatically terminated if ___ power is not restored within 5 minutes
right
AC
Selecting TK/GS position of the display selector on the IRS display unit displays present true track course in the left window and ___ in the right window
present ground speed
After selecting the IRS mode selector to ___ the IRS provides attitude and heading only ,
ATT
When the ___ light illuminates the DC power for the respective IRS is not normal.
DC FAIL
When the ___ light illuminates, a system fault affecting the related IRS ATT and/ or NAV modes has been detected.
FAULT
An amber illuminated GPS light indicates ___
failure of both GPS sensor units
A displayed magenta color on the radar indicates
heavy turbulence
A displayed red color on the radar indicates
strong returns, areas of heaviest rainfall
A displayed green color on the radar indicates
light returns, light rainfall
A displayed yellow color on the radar indicates
medium returns, moderate rainfall
If you push the WX/T Turbulence switch on the weather radar, this displays ___
weather radar returns and turbulence
If you push the TEST switch on the weather radar____
tests weather radar system operation without transmitting
if on the ground and thrust levers are not advanced for takeoff, tests the predictive windshear system
Amber ALT Disagree- Captains and Fo’s altimeters on the PFD altimeter indicator disagree by more than ___ feet for more than 5 seconds
200 feet
Airspeed and altitude on the Intergrated Standby Flight Display are computed from the pneumatic pressure data provided by direct connections to the __
auxiliary pitot and alternate static ports
Heading information on the Integrated Standby Flight Display is provided from ___
1 ADIRU
Placing the Mode selector to APP or VOR on the EFIS control panel displays info in a _____format
heading up
Mode selector to MAP on EFIS control panel displays info in a ___ format
track up
Approach reference located above the PFD turns amber when_____
ILS tuned freqs disagree
approach course in the MCP disagrees
When the Aircraft descends below selected minimum altitude the green BARO minimums POinter on the PFD _____
turns amber
The Landing Altitude reference bar indicates amber on the PFD landing altitude/minimums indications when heigh above Touchdown is _____
0 to 500 feet above the landing altitude
The rising runway on the PFD is displayed when the localizer signal is usable and ____
the radio altitude is less than 2500’
Two _____ receive data from sensors and aircraft systems and supply data to the DUs
Display Electrnoic Units (DEUs)
The flight recorder begins operating on the ground ____
when either engine is operating
If the flight recorder test switch is moved from normal (guarded position) to test
it powers the flight recorder on the ground
