JetBlue Airbus A320 Lights and
Switches Guide, Memory Items,
and Limitations exam questions
and answers 2025(graded A+)
Pushing the RAIN RPLNT pushbutton does what? - answer A timer
applies a measured quantity of rain repellent fluid. This button is
inhibited on the ground when the engines are NOT operating.
CALL PANEL:
Pressing and holding the MECH pushbutton does what? - answer
Illuminates COCKPIT CALL light on the external power panel and
sounds an external horn.
CALL PANEL:
What does the FWD and AFT pushbutton do? - answer Illuminates
lights on the associated cabin panel and sounds a chime.
CALL PANEL:
What indications are present in the cockpit when pushing the EMER
call guarded switch on the overhead panel (from the cockpit to the
cabin)? - answer CALL light flashes amber
ON light flashes white
A pink light flashes in all area call panels in the cabin
A high/low chime repeats 3 times in the cabin
CALL PANEL:
,What indications are present in the cockpit when an emergency call
is made from the cabin to the cockpit? - answer CALL light flashes
amber
ON light flashes white
Three long buzzers sound
OXYGEN PANEL:
At what cabin altitude does the passenger mask doors automatically
open? - answer 14,000 feet
OXYGEN PANEL:
What occurs when the MASK MAN ON guarded pushbutton is
pressed? - answer The mask doors open
OXYGEN PANEL:
What indication on the oxygen panel indicate that the crew O2
pressure is low? - answer An amber light illuminates on the CREW
SUPPLY pushbutton
RCDR PANEL:
When does the CVR/DFDR operate automatically? - answer For 5
minutes after electrical power is supplied to the aircraft
After an engine start on the ground
In flight with engines operating or shutdown
RCDR PANEL:
What conditions must be met for the CVR ERASE button to be
operative? - answer Aircraft on the ground with the parking brake
set
GPWS PANEL:
,What does a FAULT light on the TERR pushbutton indicate? - answer
Terrain detection has failed (accompanied by an ECAM message)
GPWS PANEL:
What does a FAULT light on the SYS pushbutton indicate? - answer
An EPGWS mode malfunction (accompanied by an ECAM message)
GPWS PANEL:
When the FLAP MODE pushbutton is selected off, what changes? -
answer The "TOO LOW FLAPS" warning is inhibited
GPWS PANEL:
What is the function of the LND FLAP 3 pushbutton? - answer TOO
LOW FLAPS warning is inhibited and FLAPS.......3 is displayed on the
ECAM instead of FLAPS.......FULL
EMER ELEC PWR PANEL:
What does the amber SMOKE light on the GEN 1 LINE pushbutton
indicate? - answer Smoke is detected in the avionics ventilation
duct. This is also accompanied by a single chime and an ECAM
warning
EMER ELEC PWR PANEL:
When the GEN 1 LINE pushbutton is pressed and OFF is illuminated,
what occurs? - answer GEN 1 line contractor opens
AC Bus 1 is supplied by GEN 2 via the bus tie contactor
A separate circuit is energized from Gen 1 to supply power to one
fuel pump in each main wing tank
EMER ELEC PWR PANEL:
, What does the FAULT light in the RAT & EMER GEN light indicate? -
answer The emergency generator is not supplying power and AC
BUS 1 & AC BUS 2 are not powered.
EMER ELEC PWR PANEL:
When the guarded MAN ON switch is in AUTO mode, when will the
RAT automatically deploy? - answer When AC BUS 1 & AC BUS 2 are
not electrically supplied AND aircraft speed is greater than 100
knots
EMER ELEC PWR PANEL:
Will pressing the MAN ON switch on the ground cause the RAT to
deploy? - answer Yes
EVAC PANEL:
What indications are present when the COMMAND guarded
pushbutton is pressed? - answer Cockpit: EVAC light flashes red
and a horn sounds
Cabin: EVAC light flashes at the forward and aft attendant panels
and an evacuation tone sounds
EVAC PANEL:
With the CAPT CAPT/PURS switch in the CAPT position (JetBlue), can
the evac alert be initiated from the cabin? - answer Yes, but the
horn will only sound for three seconds in the cockpit.
FLT CTL PANEL:
What does a fault light indicate on the ELAC, SEC, or FAC
pushbuttons? - answer A failure is detected and an accompanying
ECAM message is displayed.
ADIRS PANEL:
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