Avionics

Question 1

When the Flight Compartment or Cabin Temperatures are in excess of 40°C, What is the ground operation
limitation of the DUs?

Answer 1

Operation of DUs for more than 30 minutes with Cabin Temperatures in excess of 40°C is prohibited.

Question 2

What will the Autopilot do in the ROLL mode?

Answer 2

• If Bank is Less than 5° it will command Heading Hold levelling the wings;
• If 5° to 30°, it will command ROLL mode maintaining current Bank Angle;
• If Bank is More than 30°, it will command a reduction to Bank Angle of 30°.

Question 3

If you press the CPL button on the FCP, what happens to the active Flight Director modes?

Answer 3

• 1. The FD mode reverts to ROLL & FPA;
• 2. An Amber CAS message “FD MODE CHANGE” appears;
• 3. The pilot must manually re-select the desired modes.

Question 4

Do the green indicator lights on the FCP indicate that the adjacent mode is currently active?

Answer 4

• No. They Only indicate Selection, or that the mode is Armed.
• The crew must Confirm Mode Status/Operation from the FMA.

Question 5

How are Active/Armed modes indicated in the FMA?

Answer 5

• Active modes are displayed in Green;
• Armed modes are displayed in White.

Question 6

If FD is off and AP button is pushed, which modes will become active?

Answer 6

Basic modes: ROLL & FPA.

Question 7

What ways can the AP be manually disengaged?

Answer 7

• 1. Pressing AP pushbutton on FCP;
• 2. Pressing AP/PTY on either sidestick;
• 3. Trim Pitch switch on either sidestick;
• 4. Overcoming the resistance on either sidestick;

Question 8

When does the AP automatically disengage?

Answer 8

• 1. AP monitor fault detection;
• 2. Invalid Data;
• 3. Reversion to Direct Mode;
• 4. Stick shaker activation (except during windshear mode).

Question 9

When is the use of FMS as a primary navigation source beyond FAF for instrument approach Prohibited?

Answer 9

Localizer Based Approaches (ILS, LOC, LOC-BC, LDA, SDF, IGS).

Question 10

When will NAV-to-NAV transfer occur?

Answer 10

• 1. The Localizer-based Approach is loaded in the FMS;
• 2. Lateral Mode is FMS or HDG;
• 3. APPR Mode is selected on FCP (and armed on FMA);
• 4. The LOC is captured.

Question 11

When is the ILS automatically tuned by the FMS?

Answer 11

When 31 NM direct distance to the Destination airport with Nav Frequencies in Auto mode.

Question 12

When does the Independent ILS Approach Mode occur?

Answer 12

• At GS Capture and Landing Gear Down.
• Note: The PF & PNF PFDs will be showing LOC data from different Navigation sources.

Question 13

What Pitch Angle the FD commands for a Normal Takeoff and OEI Takeoff?

Answer 13

• Normal Takeoff: Starts at 17.5°, it can be reduced to 14.5° based on FMS optimization;
• OEI Takeoff: Adjusts to 13°, it can be reduced to 10° based on FMS optimization.

Question 14

During a Go-Around, what are the Lateral and Vertical commands during climb-out when TOGA is selected?

Answer 14

• Lateral: it commands wings level and holds heading flown at moment of TOGA selection until reaching
  400ft, then changes to FMS NAV/VNAV Modes (if transitioning from an ILS or FMS with VNAV approach).
• Vertical: it maintains a pitch between 10°
  and 20°up max in order to maintain target speed.

Question 15

How is the TO Vertical Mode cleared?

Answer 15

By selecting another Vertical Mode.

Question 16

How is the TO Lateral Mode cleared?

Answer 16

By selecting another Lateral Mode.

Question 17

What Vertical Guidance is provided in the GA Mode?

Answer 17

Pitch commands between 10° and 20° up max to maintain Target Speed.

Question 18

How is the Go-Around Lateral Mode cleared?

Answer 18

NAV is automatically selected climbing through 400 ft (if TOGA is selected following an ILS or FMS with
VNAV approach).

Question 19

What is the Bank Angle for ½ BANK?

Answer 19

17° Bank.

Question 20

At what Altitude will the AFCS automatically switch to ½ Bank?

Answer 20

When climbing through 35,000 ft.

Question 21

In what Lateral Modes is ½ Bank available?

Answer 21

• Below 35,000 ft: ROLL, HDG, VOR NAV Lateral Modes;
• Above 35,000 ft: ROLL, HDG, VOR NAV & FMS Lateral Modes.

Question 22

How do you fly in ½ Bank Mode on a Published Departure or Missed Approach Procedure with the AP
engaged?

Answer 22

• 1. Center the HDG Bug and Select HDG;
• 2. Select ½ Bank;
• 3. Manually follow the turns.

Question 23

When does the EDM (Emergency Descent Mode) automatically activate?

Answer 23

• 1. Autopilot Engaged;
• 2. Acft Altitude Above FL250;
• 3. Cabin Altitude has exceeded 14,500ft.

Question 24

How does the crew cancel the EDM Mode?

Answer 24

Disengage the Autopilot.

Question 25

What will occur upon Automatic activation of EDM?

Answer 25

• 1. FD enters HDG and FLC modes;
• 2. FD will command a Descent to 15,000 ft;
• 3. FD will command a turn 90° to the Left;
• 4. AT automatically engages and will target speed of MMO – 0.02 M / VMO – 10 kt until 15,000 ft (or
     selected altitude), then 250 kt;
• 5. Transponder Code: 7700.
• Note: Once initiated, any of these parameters may be adjusted by the crew.

Question 26

What will occur upon Manual activation of EDM?

Answer 26

• 1. FD enters HDG and FLC modes;
• 2. FD will command a Descent to 15,000 ft;
• 3. FD will command a turn 90° to the Left;
• 4. AT automatically engages and will target speed of MMO – 0.02 M / VMO – 10 kt until 15,000 ft
     (or selected altitude), then 250 kt;
• 5. The AP and AT will engage (if not already engaged).
• Note: Once initiated, any of these parameters may be adjusted by the crew.

Question 27

If the AT is armed prior to Takeoff, when do they engage?

Answer 27

When Thrust Levers are advanced beyond 60% N1 approximately.

Question 28

When is the AT HOLD mode activated?

Answer 28

On the ground above 60 kt until the airplane climbs through 400 ft AGL.

Question 29

When will the AT transition to RETARD mode?

Answer 29

At Radio Altitude 50 ft during approach for landing.

Question 30

What happens to the AP, AT and FD modes during a WSHR Warning?

Answer 30

• 1. AP & AT remain in their current state (engaged or disengaged) when WSHR mode is triggered;
• 2. AT Advances to Takeoff Thrust Setting;
• 3. Escape Guidance automatically provided by TAWS.
• Note: If the engaged mode is GA (Go-Around) when WSHR mode is activated, the FD remains in Lateral Go-
  Around Mode. Stick Shaker will NOT deactivate AP if in Windshear Mode.

Question 31

What does an Amber “LIM” in the FMA indicate?

Answer 31

The Selected Airspeed Requires an Engine Thrust Above or Below the N1 Limit shown on EICAS.

Question 32

Which colors are used to depict Normal, Caution and Exceedance System Limits on the EICAS and
Synoptic pages?

Answer 32

• Green: Normal Range;
• Amber: Caution Range;
• Red: Exceeded Limits.

Question 33

Which colours are used to depict the flow lines on the System Synoptic pages?

Answer 33

• Black/Transparent: No Flow;
• Green: Normal Value;
• Amber: Abnormal Value;
• Red: Exceeded Normal Value;
• Magenta: Invalid.

Question 34

What pilot actions are required after a DU failure?

Answer 34

• None. All reversions are automatic.

Question 35

What’s the result of pushing the EVENT pushbutton on the fwd auxiliary panel on the center pedestal?

Answer 35

Marks a moment in time the present data being recorded for future reference

Question 36

If current acceleration/deceleration is maintained, what does the airspeed trend vector represent?

Answer 36

The end of the trend vector line represents the projected speed in 10 seconds.

Question 37

Based on current Vertical Rate, what does the Altitude Trend Vector represent?

Answer 37

The end of the trend vector line represents the altitude in 10 seconds with current rate.

Question 38

How does the pilot switch the selected altitude readout above the altitude tape from Feet to Meters?

Answer 38

• Turn the large outer portion of the ALT knob on the FCP to “M”;
• Note: The tape doesn’t actually change to Meters. The metric value is added below the ASEL value in
  feet and the current altitude display, also remains in feet.

Question 39

Will an ADS (Air Data Source) failure on the ground automatically switch to an alternate ADS?

Answer 39

• No. The bad data will be replaced by red flags. (Rockwell Collins Avionics).
• Note: Automatic Reversion on ADC and IRS will NOT happen on the ground.

Question 40

What will happen to the System if an IRS failure occurs in flight?

Answer 40

• The side with the failure will automatically Revert to IRS 3.
• A Cyan “IRS 1 (2) FAIL” CAS message will come on.

Question 41

How do you verify the correct Database part number of the ECL is loaded?

Answer 41

• The Database part number (P/N) is shown at the bottom of the SUMMARY page, unless there are active
  checklist limitation items on the SUMMARY page;
• Note: If there are active limitations, the word LIMITATIONS is shown in the footer of all ECL pages and
  replaces the database P/N on the Summary page.

Question 42

How many ECLs can be displayed simultaneously?

Answer 42

• The ECL can be shown on 2 separate MFWs, one on the pilot side and the other on the copilot’s side.
• Note: When two instances of the ECL are displayed, interactions with ECL on either MFW are
  synchronized.

Question 43

If the ECL fails, what are the acceptable alternatives?

Answer 43

• Electronic Flight Bag;
• iPad or similar device, if approved;
• AFM, QRH and FCOM 1 publications

Question 44

Where does the ECL appear when the CHKL QAK key is pressed?

Answer 44

• The Target Window is the first MFW available in the following sequence:
  -1st: The Onside half of the Lower DU;
  -2nd: The inboard half of the Onside DU;
  -3rd: The Onside half of the Center DU;
  -4th: The Offside half of the Center DU;
  -5th: The Inboard half of the Offside DU.

Question 45

If a CAS message is generated, what will happen when the ECL is opened?

Answer 45

That checklist procedure is automatically placed in the active checklist group of the SUMMARY page.

Question 46

How do you find a Non-Normal checklist for a condition without a correlating CAS message?

Answer 46

On the ECL in the PROCEDURES page.

Question 47

What pilot actions are required to initialize the FMS?

Answer 47

• Normally, the FMS self-initializes when a valid GNSS signal is received.
• Note: If manual initialization is necessary, press the LOAD softkey to the right of the desired navigation
  sensor LAT/LONG indication.

Question 48

What information is displayed on the FMS INIT page?

Answer 48

• 1. Time & Date (synchronized with the GPS);
• 2. Navigation Database Status (Expiration Date);
• 3. Databases and Part Numbers;
• 4. Sensor status/position.

Question 49

How does the crew inhibit the Terrain Awareness Alerting when landing at an airport NOT in the
navigation database?

Answer 49

Select the TAWS “TERRAIN” PBA to OFF.

Question 50

From the Audio Panel, how does the pilot enable the Hot-Mic?

Answer 50

VOX button is unlatched (raised position).

Question 51

What does turning VOX button on the Audio Control Panel do?

Answer 51

Increases or Decreases the microphone sensitivity.

Question 52

What does turning the ST button on the Audio Control Panel do?

Answer 52

Adjusts the Side-Tone audible feedback level for transmissions.

Question 53

How does the pilot change Radio Frequency Spacing (8.33 or 25 kHz)?

Answer 53

• Via the CTP or CNS on the VHF Control Mode page.

Question 54

How does the DME hold activate?

Answer 54

• Via the CTP NAV Control mode page or via the CNS checkbox.

Question 55

When GNSS data is not available, what does the FMS revert to for position computations?

Answer 55

• The FMS reverts to DME/DME.
• If 2 suitable DME stations are not in range, the FMS may use VOR information.

Question 56

What is the meaning of a black FMS MSG softkey at the bottom of a MAP or FMS format?

Answer 56

• Messages have been read.
• Note: A Gray MSG means No FMS messages
  An Amber or White MSG indicates the colour of the most Urgent unread message.

Question 57

What color will Manually entered V-speeds be on the airspeed tape?

Answer 57

Cyan

Question 58

Where are manual adjustments to Vref made?

Answer 58

• ARR PERF page.
• VNAV-THRST page ARR tab.

Question 59

What does changing the RWY ID on the ARR PERF page 1 accomplish?

Answer 59

• It affects the Headwind/Crosswind computations which may result in a change to computed landing
  distances.
• Note: Typically used for Circle-to-Land.

Question 60

What page in the FMS can climb gradient calculations be made?

Answer 60

• DEP PERF page 2.

Question 61

When will Takeoff V-speeds post to the Airspeed tape?

Answer 61

When the actual airplane configuration matches the settings selected for Takeoff.

Question 62

What is accomplished by rotating the HUD control knob?

Answer 62

Adjusts the HUD symbol brightness.

Question 63

What is accomplished by rotating the CVS control knob?

Answer 63

Controls the contrast between the CVS image and the HUD symbology.

Question 64

When does the 60-degree Tick Mark appear on the HUD?

Answer 64

• When the Actual Bank Angle exceeds 40 degrees
• Note: The Tick marks are removed again when the Bank Angle returns to Less than 30 degrees.

Question 65

Where can the indication be found for Which HUD display mode has been selected?

Answer 65

Top Right hand corner of the HUD display.

Question 66

Where is the Vertical Speed indication displayed on the HUD?

Answer 66

• The Vertical Speed Value is in a digital format below the Altitude tape.

Question 67

When is Radio Altitude displayed?

Answer 67

Below 2,500 ft AGL.

Question 68

If the airplane is in the Takeoff position on the runway, but there are NO runway markings indicated on the
SVS display, what does that suggest?

Answer 68

The airplane is not on the runway that was entered into the FMS flightplan.

Question 69

What is the SVS Limitation when conducting an Approach in airspace NOT referenced to WGS-84?

Answer 69

SVS must be Deselected Prior to passing the FAF.