Lights DSC 33 Flashcards
When batteries are supplying power, which dome light is on line?
Only the right hand dome light
What are the brightness options for the annunciator lights?
Bright or Dim
What must not be done when ANN LT is set to TEST?
do not reconfigure the DU (ECAM/ND transfer) or the DMC (DMC switching)
DOME sw set to BRT
Both dome lights are on and bright
What is displayed on the FCU displays during a ANN LT test?
figure 8’s
What does the Beacon sw do?
Turns on and off two flashing red lights, one on top and one on bottom of fuselage
What does the WING sw do?
Turns on and off two beam lights on each side of fuselage. These lights provide lighting on the wing leading edge and on engine intake to detect ice accretion
NAV & LOGO sw ON. What does it mean if a blue light below a Nav light is flashing?
Nav light replacement should be planned
Where are the LOGO lights situated?
Upper surface of the horizontal stabilizer
The LOGO lights will illuminate when the NAV & LOGO switch is ON and……?
- The main landing gear is compressed, or
- Flaps are extended (>15 deg on some a/c), or
- slats are extended
(Depending on aircraft configuration)
When do the Taxi and Take-off lights turn off?
When the NOSE sw is OFF, or
Automatically when the landing gear is retracted
When do the RWY TURN OFF lights turn off?
When the RWY TURN OFF sw is OFF, or
Automatically when the landing gear is retracted
When will the strobe blue ‘wear’ light flash?
When the STROBE sw is OFF, or
BEACON sw is ON, and
a replacement light should be planned
STROBE sw in AUTO. When will the strobe lights illuminate?
Automatically when the main landing gear is not compressed
What does a green LDG LT memo indicate?
one or more landing lights are extended
What does the green STROBE LT OFF memo indicate?
the STROBE sw is OFF in flight
Emergency lighting system consists of:
Proximity Emergency escape path marking system (escape path and exit markers) Overhead emergency lights Exit signs Lavatory auxiliary lights Overwing escape route lighting Escape slide lighting
For how long will the internal batteries supply electrical power to the escape paths and exit markers?
At least 12mins (FCOM DSC-33) Approx 10min (ACEM 15.9)
When will the escape slide lights and overwing escape route illuminate?
automatically when the slide is armed and the door/emergency exit is opened.
EMER EXIT LT in te ARM position, when will the proximity emergency escape path markers (YUD) / Exit Markers come on?
Normal aircraft electrical power or
DC SHED ESS BUS is lost.
EMER EXIT LT in te ARM position, when will the overhead emergency lights come on?
Normal electrical power system fails, or
DC SHED ESS BUS fails, or
AC BUS 1 fails
EMER EXIT LT in te ARM position, when will the Exit signs come on?
Normal electrical power system fails, or
DC SHED ESS BUS fails
When does the EMER EXIT LT -OFF illuminate?
When the EMER EXIT LT sw is set to OFF
What happens if LIGHT EMER pb at the pursers panel is pressed?
Overhead,
EXIT signs, and
Proximity markings come on
The SEATBELT sw activates….?
FASTEN SEATBELT, and
RETURN TO YOUR SEAT signs
The NO SMOKING sw activates…..?
EXIT, and
NO SMOKING signs
The NO PORTABLE ELEC DEVICE sw activates…….?
EXIT and NO MOBILE signs
When will the cabin signs illuminate if AUTO selected?
When either landing gear is extended or flaps/slats are extended
When will the cabin lights and all the cabin signs (except NO PORTABLE ELEC DEVICE) come on regardless of switch position?
If cabin altitude goes above 11300ft (+-350ft)
