CH13 A320 Navigation and Surveillance Flashcards
FMGT_005
Describe the DUAL operating mode of the Flight Management Guidance Computers (FMGCs).
▪ _______ mode of operation
▪ Both FMGCs are __________, meaning data entered into one Multi-Function Control and Display Unit (MDCU) is also _________ to the other _______ (_______).
FMGT_005
Describe the DUAL operating mode of the Flight Management Guidance Computers (FMGCs).
▪ Normal mode of operation
▪ Both FMGCs are synchronized, meaning data entered into one Multi-Function Control and Display Unit (MDCU) is also transferred to the other FMGC (crosstalk).
FMGT_005
Describe the SINGLE operating mode of the Flight Management Guidance Computers (FMGCs).
▪ FMGC operating mode when it is the _____ operating FMGC.
The other FMGC has _____.
▪ Provides all related functions, with ______ ________.
▪ Indications of a failed FMGC include:
- _____ or_______ in Column 5 of the FMAs, indicating that the flight directors are using the ______ FMGC as a source of guidance.
- _____ FMGC ___ _______ message in MCDU scratchpad.
- _____ _____ AVAIL or _____ _______ RNG/MODE messages on the failed side’s ND, depending on EFIS control panel settings.
FMGT_005
Describe the SINGLE operating mode of the Flight Management Guidance Computers (FMGCs).
▪ FMGC operating mode when it is the sole operating FMGC.
The other FMGC has failed.
▪ Provides all related functions, with some limitations.
▪ Indications of a failed FMGC include:
- 1FD1 or 2FD2 in Column 5 of the FMAs, indicating that the flight directors are using the same FMGC as a source of guidance.
- OPP FMGC IN PROCESS message in MCDU scratchpad.
- MAP NOT AVAIL or SET OFFSIDE RNG/MODE messages on the failed side’s ND, depending on EFIS control panel settings.
FMGT_005
Describe the Independent operating mode of the Flight Management Guidance Computers (FMGCs).
o Independent:
▪ Mode of operation is caused by a _________ _________ between the two FMGCs (Database validity).
▪ There is ____ __________ of data between the FMGCs.
▪ Each FMGC is controlled by its ________ ______.
▪Indications include the “_________ ________“ message in the scratchpad of ______ MCDUs and an illuminated amber ___ light on the top of the _____ cases.
MCDU: _________________
FMGT_005
Describe the Independent operating mode of the Flight Management Guidance Computers (FMGCs).
o Independent:
▪ Mode of operation is caused by a significant difference between the two FMGCs (Database validity).
▪ There is no synchronization of data between the FMGCs.
▪ Each FMGC is controlled by its respective MCDU.
▪Indications include the INDEPENDENT OPERATION message in the scratchpad of both MCDUs and an illuminated amber IND light on the top of the MCDU cases.
Multipurpose Control and Display Unit (MCDU)
FMGT_012
Recall how VOR information is displayed on the ND:
▪ When respective EFIS VOR 1 or 2 selector switches placed in the ____ __ or __ position
▪ When identified by the FMS the station’s ____ _____ ________ will be displayed
FMGT_012
Recall how VOR information is displayed on the ND:
o VOR information is displayed on the NDs:
▪ When respective EFIS VOR 1 or 2 selector switches placed in the VOR 1 or 2 position
▪ When identified by the FMS the station’s three letter identifier will be displayed
FMGT_012
Recall how ILS information is displayed on the PFDs:
▪ When respective ____ (_)__ pb is selected
▪ When identified by the ____, the station’s ____-____ ____ is displayed.
FMGT_012
Recall how ILS information is displayed on the PFDs:
▪ When respective EFIS (I)LS pb is selected
▪ When identified by the FMS, the station’s four-letter identifier is displayed.
FMGT_009
What does the FMGCs navigation auto-tuning feature do?
▪ Provides _________ guidance during takeoff roll for runways served by an ILS.
▪ __________ tunes______ and ______ stations enroute for position and orientation updating.
▪ Automatically tunes the _____ frequency for final approach guidance, when an ____ ______ has been loaded into the flight plan.
FMGT_009
What does the FMGCs navigation auto-tuning feature do?
▪ Provides localizer guidance during takeoff roll for runways served by an ILS.
▪ Automatically tunes VOR and DME stations enroute for position and orientation updating.
▪ Automatically tunes the ILS frequency for final approach guidance, when an ILS approach has been loaded into the flight plan.
FMGT_014
What occurs when the STBY NAV key on the RMP is selected?
- Activates the ____ ____ (ILS, VOR and ADF) selector keys of the respective ____.
- __-______ the auto-tuning capability of both ____s.
- The MCDU ___ ___ page is unusable.
- A ____ light illuminates next to the key indicating activation.
- An __ appears next to the tuned ____ frequency.
RMP: ____ ______ ______
FMGT_014
What occurs when the STBY NAV key on the RMP is selected?
When STBY NAV key on the RMP selected:
- Activates the STBY NAV (ILS, VOR and ADF) selector keys of the respective RMP.
- De-actives the auto-tuning capability of both FMGCs.
- The MCDU RAD NAV page is unusable.
- A green light illuminates next to the key indicating activation.
- An R appears next to the tuned VOR frequency.
RMP: Radio Management Panel
FMGT_015
Explain the indications of a tuned VOR on the NDs:
o If a station has been auto tuned by the FMGCs, it will only contain the station’s _____ _____ _____.
o If a station has been manually tuned via the MCDU’s RAD NAV page, an _____ __ appears next to the station’s three letter identifier.
• Referred to as being “_____ _____”
FMGT_015
Explain the indications of a tuned VOR on the NDs:
o If a station has been auto tuned by the FMGCs, it will only contain the station’s three letter identifier.
o If a station has been manually tuned via the MCDU’s RAD NAV page, an underlined M appears next to the station’s three letter identifier.
• Referred to as being “Hard Tuned”
FMGT_015
Explain the indications of a tuned VOR on the NDs:
o If a station has been manually tuned via an RMP’s _____ ___ keys, an underlined __ appears next to the station’s three letter identifier.
• Referred to as being “_______ _______”
FMGT_015
Explain the indications of a tuned VOR on the NDs:
o If a station has been manually tuned via an RMP’s Standby NAV keys, an underlined R appears next to the station’s three letter identifier.
• Referred to as being “Remotely Tuned”
FMGT_016
Explain the function of the ADIRS CDU Mode Selectors:
o The ADIRU mode selector switch is used to control the function of its respective ADIRU.
▪ OFF – _______. Both _____ and ___ data unavailable.
▪ NAV – Establishes _______, initiates __ alignment. Provides ___ and ___ data.
▪ ATT – Provides only _______ and _______ information, if the system loses ability to navigate.
FMGT_016
Explain the function of the ADIRS CDU Mode Selectors:
o The ADIRU mode selector switch is used to control the function of its respective ADIRU.
▪ OFF – Depowered. Both ADR and IR data unavailable.
▪ NAV – Establishes power, initiates IR alignment. Provides ADR and IR data.
▪ ATT – Provides only Attitude and Heading information, if the system loses ability to navigate.
FMGT_017
How much time is required for a FAST ADIRS alignment?
How much time for a full alignment>
FMGT_017
How much time is required for a FAST ADIRS alignment?
▪ A FAST alignment takes 30 seconds to 3 minutes.
-FULL alignement: 5-10 minutes (ESV)
FMGT_020
Explain the operational difference between steady versus flashing IR ALIGN lights:
▪Steady light/s – Indicates the respective ADIRU is operating _______ in the ___________ mode.
FMGT_020
Explain the operational difference between steady versus flashing IR ALIGN lights:
▪Steady light/s – Indicates the respective ADIRU is operating normally in the alignment mode.
FMGT_020
Explain the operational difference between steady versus flashing IR ALIGN lights:
▪Flashing light/s – Indicates an alignment _____has occurred, caused by one of the following:
- _______ motion
- A ________ _______ has not been entered into the MCDU.
- The position stored at shutdown by the IRU(s) ______ from the ______ ______ entered in the MCDU.
FMGT_020
Explain the operational difference between steady versus flashing IR ALIGN lights:
▪Flashing light/s
▪Flashing light/s – Indicates an alignment fault has occurred, caused by one of the following:
- Excessive motion
- A present position has not been entered into the MCDU. and more than 9 minutes has elapsed since alignment was initiated
- The position stored at shutdown by the IRU(s) differs from the present position entered in the MCDU.
FMGT_021
Recall the meaning of the ON BAT amber light on the ADIRS panel:
▪ Illuminates ________ when one or more ______ is operating on aircraft battery power.
▪ Appears for a few ______ at the beginning of a ______ alignment process, when an ADIRU Mode Selector is placed from _____ to ____. This indicates that the respective ADIRU is capable of operating on ______ power when required.
NOTE: The ON BAT light will _____ illuminate during the FAST alignment process.
ADIRS: ___ ____ ____ _____ System
FMGT_021
Recall the meaning of the ON BAT amber light on the ADIRS panel:
▪ Illuminates continuously when one or more ADIRU is operating on aircraft battery power.
▪ Appears for a few seconds at the beginning of a NORMAL alignment process, when an ADIRU Mode Selector is placed from OFF to NAV. This indicates that the respective ADIRU is capable of operating on battery power when required.
NOTE: The ON BAT light will not illuminate during the FAST alignment process.
ADIRS: Air Data Inertial Reference System
FMGT_030
Recall the radar’s functionality during the automatic self-test.
▪ When first turned on, the radar is _____ operational and is radiating energy while performing a __ second self- test.
▪ A warm-up period is ___ required.
▪ Quick ___-____ are performed at the end of each radar antenna sweep.
▪ Radar system fault/malfunction indications are only displayed on the ___s.
FMGT_030
Recall the radar’s functionality during the automatic self-test.
▪ When first turned on, the radar is fully operational and is radiating energy while performing a 45 second self- test.
▪ A warm-up period is not required.
▪ Quick self-tests are performed at the end of each radar antenna sweep.
▪ Radar system fault/malfunction indications are only displayed on the NDs.
FMGT_031
What is the function of the radar’s WX MODE selector knob.
WX – Displays precipitation returns:
▪ Black – ______/____ intensity.
▪ Green – _____ intensity.
▪ Amber – ______ intensity.
▪ Red – ______ intensity (_______)
FMGT_031
What is the function of the radar’s WX MODE selector knob.
WX – Displays precipitation returns:
▪ Black – minimum/no intensity.
▪ Green – low intensity.
▪ Amber – moderate intensity.
▪ Red – higher intensity (saturation)
FMGT_031
What is the function of the radar’s WX+T MODE selector knob?
- WX+T – Displays both ________ returns and _________:
▪ _________ represents turbulence.
FMGT_031
What is the function of the radar’s WX+T MODE selector knob?
- WX+T – Displays both precipitation returns and turbulence:
▪ Magenta represents turbulence.
FMGT_031
What is the function of the radar’s TURB MODE selector knob?
TURB – Displays only areas of _______ in magenta.
NOTE: ND range must be set to ___ miles or less for the display of turbulence.
FMGT_031
What is the function of the radar’s TURB MODE selector knob?
TURB – Displays only areas of turbulence in magenta.
NOTE: ND range must be set to 40 miles or less for the display of turbulence.
FMGT_034
What is the function of the radar CAL (Calibrated) selector knob?
CAL (Calibrated) – provides a __________ beam power level.
Note: The CAL position may not always provide the _______ beam power setting for a given weather condition.
FMGT_034
What is the function of the radar CAL (Calibrated) selector knob?
CAL (Calibrated) – provides a predetermined beam power level.
Note: The CAL position may not always provide the optimum beam power setting for a given weather condition.
FMGT_034
What is the function of the radar MIN to MAX selector knob?
MIN to MAX - allows for ______ control of the beam’s strength.
▪ MIN - ______ beam strength than the ____ level.
▪ MAX - most ______ beam strength.
▪ When in the MIN to MAX range,
- ____ appears on the NDs.
NOTE: A ______ ______ setting is recommended above ______.
FMGT_034
What is the function of the radar MIN to MAX selector knob?
MIN to MAX - allows for manual control of the beam’s strength.
▪ MIN - greater beam strength than the CAL level.
▪ MAX - most powerful beam strength.
▪ When in the MIN to MAX range,
- MAN appears on the NDs.
NOTE: A manual GAIN setting is recommended above FL250.
FMGT_035
What is the function of the GND CLTR SPRS switch?
GND CLTR SPRS switch:
▪ When placed to ON, _________ the majority of ____ clutter targets.
▪ _______ targets are displayed in magenta.
NOTE: The switch is spring-loaded to the ____ position and must be held in the ___ position for ground clutter suppression
FMGT_035
What is the function of the GND CLTR SPRS switch?
GND CLTR SPRS switch:
▪ When placed to ON, eliminates the majority of ground clutter targets.
▪ Ground targets are displayed in magenta.
NOTE: The switch is spring-loaded to the OFF position and must be held in the ON position for ground clutter suppression
FMGT_036
Recall the meaning of the radar’s Path Attenuation Compensation (PAC) indication.
- Radar attenuation has been ________ (A ________ alert bar appears at the ___ of the NDs).
- The radar system is advising that ________ weather targets________ what is currently being displayed may be ________ but ________be viewed.
- In order for a PAC alert:
- GAIN selector knob must be in ___
- Intervening (currently displayed) weather must be within __ NM of the aircraft.
- Pilot actions would be to________ GAIN selection
FMGT_036
Recall the meaning of the radar’s Path Attenuation Compensation (PAC) indication.
- Radar attenuation has been detected (A yellow alert bar appears at the top of the NDs).
- The radar system is advising that additional weather targets beyond what is currently being displayed may be present but cannot be viewed.
- In order for a PAC alert:
- GAIN selector knob must be in CAL
- Intervening (currently displayed) weather must be within 80 NM of the aircraft.
- Pilot actions would be to increase GAIN selection.
