Avionics and Flight Instruments

Question 1

Will the flight deck P.A. override the flight attendant P.A.

Answer 1

Yes

Question 2

How should we contact the flight attendant in an emergency

Answer 2

Turn the audio panel selector knob to PA, push the EMER

call switch light to generate three high/low chimes and a flashing red light on the FA’s overhead panel.

Question 3

What indication do we get if the flight attendant is calling the flight deck because of an emergency in the cabin

Answer 3

We hear one high/low chime and the EMER call switch light will be flashing

Question 4

How do we know if the company is trying to contact us

Answer 4

An ACARS message or “SELCAL, SELCAL” voice aural and a SELCAL advisory EICAS message

Question 5

How many Air Data Computers (ADC) are installed

Answer 5

Two

Question 6

How many AHRS or IRS computers are installed

Answer 6

Two

Question 7

In MAG mode, how long does it take the AHRS system to initialize

Answer 7

30 to 70 seconds

Question 8

In DG mode, how long does it take the AHRS system to initialize

Answer 8

10 to 11 minutes

Question 9

From which source do the captain’s flight instruments receive AHRS information

Answer 9

AHRS 1 or IRS 1

Question 10

From which source do the first officer’s flight instruments receive AHRS information

Answer 10

AHRS 2 or IRS 2

Question 11

From which source do the captain’s flight instruments receive pitot/static information

Answer 11

System #1, pitot/static tube on left side of nose

Question 12

From which source do the FO’s flight instruments receive pitot/static information

Answer 12

System #2, pitot/static tube on right side of nose

Question 13

From which source does the integrated standby instrument receive pitot/static information

Answer 13

System #3, standby pitot under captain’s side window and two alternate static ports, one on left and one on the right side

Question 14

Where is the TAT probe located

Answer 14

Under FO’s side window

Question 15

What is the definition of Total Air Temperature

Answer 15

The temperature of the air corrected for compressibility and friction caused by high speed

Question 16

On the ground with the probe heat ON, which probes are heated

Answer 16

All pitot probes are heated half way, all others are fully heated except the TAT probe which is not heated on the ground

Question 17

In flight, which probes are heated

Answer 17

All are fully heated regardless of probe heat switch position

Question 18

Is there a LOC and GS indication on the standby attitude indicator

Answer 18

Yes, referencing NAV 1

Question 19

When and where will the radio altitude information appear

Answer 19

0 to 2500’ AGL Indicated in green below the altitude tape

Question 20

What does the speed trend vector indicate

Answer 20

Predicted airspeed in 10 seconds if no changes are made

Question 21

When and where will the MACH readout appear

Answer 21

Appears when accelerating through 0.45 Mach. Disappears when decelerating through 0.4 Mach. Appears just above the airspeed tape in white

Question 22

What does the green line on the airspeed tape indicate

Answer 22

1.27 Vs based on current configuration.

Not accurate at high altitudes

Question 23

Where is the slip and skid indicator located

Answer 23

A rectangle located just under the sky pointer

Question 24

How many flight directors are installed

Answer 24

Two

Question 25

How many autopilots are installed

Answer 25

One

Question 26

What does the autopilot follow when engaged

Answer 26

The selected side flight director which defaults to the captain’s FD.
The XFER button must be selected on the flight control panel to transfer to the FO’s FD

Question 27

What happens when TOGA is pushed on the ground

Answer 27

TO lateral mode,
TO vertical mode,
FMS aligns the aircraft at the end of the runway indicated on legs page, Autopilot disengages

Question 28

What does the TO lateral mode do

Answer 28

On the ground, it generates a wings level command.

After takeoff, it generates a heading hold command with a 5° bank limit using the heading existing at takeoff

Question 29

What does TO vertical mode do

Answer 29

Generates an optimized pitch up attitude for takeoff

Question 30

What happens when TOGA is pushed in flight

Answer 30

GA lateral mode,
GA vertical mode.
Missed approach procedure depiction appears on the MFD if instrument approach procedure selected in FMS, Autopilot disengages

Question 31

What does GA lateral mode do

Answer 31

Same as TO lateral mode and follows heading flown when TOGA was pushed

1. It generates a heading hold command with a 5° bank limit
2. Follows heading flown when TOGA was pushed

Question 32

What does GA vertical mode do

Answer 32

Generates a 10° pitch up attitude