Lights and Switches Flashcards
When is rain repellent inhibited?
On the ground with the engines off
How long will the MECH button sound for outside when pressed?
As long as you hold it
How does an EMER cabin call sound to the FA’s?
Three high low chimes sound, message on AIP, pink lights flash at all FA call panels
How does an EMER call to the Cockpit sound?
Three long buzzers sound in the cockpit
What does it mean if you see SYS ON on the Pass Oxygen button?
A signal has been sent to open the passenger oxygen doors. It can only be reset through the oxy timer reset on the MX panel.
When will passenger oxygen Masks drop automatically?
When cabin altitude exceeds 14,000’
When can the CVR be reset?
On the ground, when held for more than 2 seconds with the parking brake set
What does GND CTL do?
Turns on the CVR and DFDR since power is only supplied for the first 5 mins after applying power to the aircraft. Goes out after first engine start.
On the GPWS Panel what does a fault light in the TERR pushbutton indicate (furthest left on the panel)
Predictive modes have failed. Basic modes are still available
On the GPWS Panel what does a fault light indicate on the SYS button? (2nd from the left)
Basic modes of the GPWS have failed
When would you use the FLAP MODE button on the GPWS panel?
To inhibit nuisance messages when landing with other than landing flaps
Explain the OFF position and what an amber smoke light would mean on the GEN 1 LINE button on the EMER ELEC PWR panel
OFF - disconnects Gen 1 from the electrical system except for 1 fuel pump in each wing
SMOKE: Smoke is detected in the avionics ventilation system. Will stay illuminated even when turned off as long as smoke is present
What does a RED fault light mean on the RAT and EMER GEN button?
AC Bus 1 and AC Bus 2 have lost power and the emergency generator is not supplying power
When will the RAT automatically extend? How long does it take to come online?
AC Bus 1 and 2 have lost power and aircraft speed is over 100 knots.
8 seconds
When you press the COMMAND button on the EVAC panel what happens?
EVAC tone sounds in the cabin and EVAC lights flash on AIP.
With the EVAC switch set to CAPT (SOP for Frontier), and a FA commands an evac from their panel, what happens?
The evac tone only sounds in the cockpit for 3 seconds
What do FAULT lights in the ELAC, SEC, and FAC buttons mean?
The associated flight computer has detected a fault or failure
What is an ELAC? How many are there?
Elevator and Aileron Computer (2)
Normal Pitch and Roll
Alternate Pitch
Direct Pitch and Roll
Abnormal Attitude
Aileron Droop
Autopilot Acquisition of Orders
NADAAA
What is a SEC? How many are there?
Spoiler and Elevator Computer (3)
Normal Roll via the Spoilers
Alternate Pitch
Direct Pitch and Roll
Abnormal Attitude
Speed brakes and Spoilers
NADAS
What is a FAC? How many are there?
Flight Augmentation Computer (2)
Coordinates turns and dampens dutch roll
Rudder Trim
Rudder Travel Limiter
Alternate Yaw
CRRA
Fault light in an ADR button
There is a fault with the associated Air Data Computer
Fault light in an IR button
Steady - the respective IR is lost
Flashing - attitude and heading may be recovered in ATT mode
If you select an ADIRU switch to ATT, what happens?
IR mode supplying only attitude and heading info. Heading must be entered through the MCDU every 10 mins
What happens if an ADIRU is ON and only on battery power?
An external horn sounds, lights illuminate on the external power panel
