VX A320 Systems Questions and Answers 2023 with complete solution
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Course
VX A320
Institution
VX A320
VX A320 Systems Questions and Answers 2023 with complete solution
What does the ON BAT light indicate? (FCOM-DSC-34-10-20)
It is illuminated amber if one or more IR(s) is supplied by the aircraft battery. Also illuminates briefly during the beginning of a full
alignment
How long will each ADI...
vx a320 systems questions and answers 2023 with complete solution what does the on bat light indicate fcom dsc 34 10 20 it is illuminated amber if one or more irs is supplied by the aircraft bat
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VX A320 Systems Questions and Answers 2023 with
complete solution
What does the ON BAT light indicate? (FCOM-DSC-34-10-20)
It is illuminated amber if one or more IR(s) is supplied by the aircraft battery. Also
illuminates briefly during the beginning of a full
alignment
How long will each ADIRU stay on battery power? (FCOM-DSC-34-10-40)
ADIRS 2 and 3 will remain on battery power for 5 minutes to hold alignment until a
generator can be restored. ADIRU 1 (ADIRU 3
if captain selected ATT HDG CAPT 3) will remain on battery power until generator
power is restored or battery #2 fails
What information is provided by the "IR" units (FAT HAAG)? (FCOM-DSC-34-10-
10)
F - Flight path vector
A - Airplane position
T - Track
H - Heading
A - Attitude
A - Acceleration
G - Ground Speed
What information is provided by the "ADR" units (BOATS)? (FCOM-DSC-34-10-10)
B - Barometric altitude
O - Overspeed warnings
A - AOA
T - Temperatures
S - Speed/Mach
What does a steady white ALIGN light indicate (older panel with keypad)? (FCOM-
DSC-34-10-20)
The respective IR is in the Align mode
How does the ADIRS panel indicate that an IR is in ALIGN mode? (FCOM-DSC-34-
10-30)
Before any engine is started (displayed on E/WD):
a. IR IN ALIGN X MN memo appears in green when at least one active IRS is being
aligned
When one engine is started (displayed on E/WD):
a. IR IN ALIGN X MN memo appears in amber during IRS alignment
b. IR NOT ALIGNED is displayed as an ECAM Caution Message if the alignment of one
IRS is faulty
c. IR IN ATT ALIGN appears in green during the IR alignment in Attitude Mode
What does a flashing white align light mean (older panel with keypad)? (FCOM-
DSC-34-10-20)
, There are three reasons that the white align lights will flash:
a. There is no current position
b. The position is incorrect
c. The aircraft moved during alignment
How is the crew alerted to the FMGS having no current position, an incorrect
position or if the aircraft has
moved during the alignment? (FCOM-DSC-34-10-20)
IR IN ALIGN X MN memo pulses in green on the E/WD
How do you fast align an IR? (FCOM-PRO-SUP-34, FCOM-NOR-SOP-06)
Select each ADIRS selector OFF and then back to NAV (one at a time) within 5 sec
What does the IR pushbutton do on the newer AIDIRS panel? (FCOM-DSC-34-10-
20)
Inertial data output of the respective IR is disconnected
What does steady illumination of the amber IR FAULT light indicate? (FCOM-DSC-
34-10-20)
A fault affects the respective IR
What does flashing illumination of the amber IR FAULT light indicate? (FCOM-
DSC-34-10-20)
Attitude and heading may be recovered in ATT mode (you have lost the navigation
portion)
What does the amber ADR FAULT light indicate? (FCOM-DSC-34-10-20)
A fault is detected in the Air Data Reference portion
Does turning the IR Mode Rotary Switch to OFF also turn off the ADR? (FCOM-
DSC-34-10-20)
Yes
Can you turn the ADR OFF and still have the IR? (FCOM-DSC-34-10-20)
Yes
When is a full alignment required/quick alignment of the ADIRU required? (FCOM-
PRO-NOR-SOP-06)
Full alignment of the IRS is required;
a. Before the first flight of the day, or
b. When there is a crew change (EXCEPTION only when Flaps 1 and temp above 30C),
or
c. When the GPS is not available and the NAVAIDS coverage is poor on the expected
route, or
d. When the GPS is not available and the expected flight time is more the 3 hours
e. When any portion of the flight is conducted in Class II Navigation
Describe the process for a full alignment of the ADIRU when the temperature is
above 30 C. (FCOM-PRONOR-
SOP-06)
To perform a complete alignment with Flaps 1 and temp above 30C:
a. Confirm the aircraft area is clear with ground personnel prior to pressurizing the
hydraulic system
b. Once the area is clear, turn the Y ELEC Pump ON
c. Raise the flaps to 0
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