Aural/ Visual Warning System Flashcards

1
Q

What does DCU stand for?

A

Data Concentrator Unit

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2
Q

What does LDU stand for?

A

Lamp Driver Unit

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3
Q

What does AECU stand for?

A

Audio Electronic Control Unit

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4
Q

What buttons on the EICAS Controller will remain operational even during the event of a complete AC failure?

A

PRI, STAT, STEP, CAS

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5
Q

A triple chime is accompanied with a what?

A

Master warning

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6
Q

Take off configuration warnings are armed when engines are above 70% and?

A
  • Brakes, parking
  • Flaps not set for t/o
  • Autopilot engaged
  • Spoilers not retracted
  • Trim not in t/o range

B.F.A.S.T.

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7
Q

During take off, the DCU inhibits caution messages when?

A
  • Both engines greater than 79% N1
  • IAS >80kts
  • Weight on wheels
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8
Q

During landing, the DCU inhibits caution messages when?

A
  • Less than 400ft AGL
  • Gear down
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9
Q

What does MDC stand for?

A

Maintenance Diagnostic Computer

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10
Q

What does HLIS stand for?

A

Hard landing indication system

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11
Q

If an annunciated system malfunction CAS message suddenly extinguished, it indicates what?

A

The malfunction no longer exists

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12
Q

The master caution lights can be reset:

A

Any time by depressing either master caution switch light

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13
Q

The colour CAS message that indicates requiring attention but not immediate action is?

A

Amber (caution)

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14
Q

Of the aural sounds, the one that can be muted is the?

A

Voice

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15
Q

Most cockpit switch lights are dimmed how?

A

By selecting the BRT/DIM switch to DIM

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16
Q

ED1 displays?

17
Q

ED 2 displays?

18
Q

Clacker sound means?

A

VMO/MMO/ flap overspeed

19
Q

What button will cycle through the main pages if the buttons do not work?

20
Q

When is the cabin pressurisation shown on ED1?

A

Only when it is in the manual mode

21
Q

How long after the gear and flap are up does the indications leave the primary page?

A

30 seconds

22
Q

APU/ EGT displays when?

A

PWR FUEL button selected

23
Q

What are the synoptic pages?

A
  1. ELEC (AC/DC)
  2. Hydraulic
  3. Flight controls

Second “bump” of Elec cycles between AC & DC

24
Q

In the event of ED1 failure, how can you restore the primary page?

A

It automatically transfers to ED2

25
Caution inhibit is cancelled when?
Both engines are less than 67.6% RADALT >400ft with landing gear extended 30 seconds after the inhibit began 30 seconds after air to ground transition
26
Which messages on the EICAS can be cleared from view? How?
Cautions with the CAS key of the ECP, Status messages with the STAT key.
27
How can amber CAS messages be hidden?
Push CAS button
28
When can CAS messages be hidden?
When both main generators are on line
29
Moving EICAS information from one display to an alternate display is done via the:
Reversionary Control Panel