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Ground School Systems 2 > PC-21 Lighting System > Flashcards

PC-21 Lighting System Flashcards

1
Q

What is the purpose of the external lighting system?

A
  • Ensures that the aircraft is visible to other users of airports and airspace and can operate safety in any environmental light condition.
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2
Q

What is the purpose of the internal lighting system?

A
  • Enables the pilot to read all the displays and instruments, locate controls and read paperwork including maps both with and without Night Vision Imaging System (NVIS).
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3
Q

When is the internal lighting system active?

A

All times for all lighting conditions.

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4
Q

Where are external lights controlled from?

A

Front cockpit

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5
Q

What external lights are there?

A
  1. Landing light
  2. Taxi light
  3. Recognition Lights
  4. Navigation Lights
  5. Anti-Collision
  6. Formation Lights
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6
Q

What is purpose of landing light? What are its vertical and horizontal angles?

A
  • Angled down to illuminate the runway during final approach
  • 12 degrees down
  • 11 degrees horizontal.
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7
Q

What is the purpose of the taxi light? What are its angles?

A
  • Illuminate the ground ahead of the A/C when taxiing
  • 40 deg horizontal
  • 13 deg vertical
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8
Q

When do landing and taxi lights operate? Why is this?

A
  • When landing gear is extended

- Prevent overheating

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9
Q

Are the landing and taxi lights NVIS compatible ?

A

No

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10
Q

Where are the white recognition lights located? What are their purpose?

A
  • Outer leading edge of each wing.
  • Used to improve the visibility of the A/C, especially during low-level operations.
  • Helps to avoid collisions and bird strikes
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11
Q

Are the recognition lights NVIS compatible?

A

No

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12
Q

Where are the anti-collision lights located and what is their purpose? Are they NVIS compatible?

A
  • Two red and two white strobe lights (ANTI-COLL) in each wingtip.
  • Used to indicate location of the aircraft in flight or on the ground
  • Yes
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13
Q

Where are the navigation lights located? What do these enable? Are they NVIS friendly?

A
  • Red light on the left wingtip
  • Green light on the right wingtip
  • White light on the right wing tip and on the left wing tip
  • Enable direction of travel of the aircraft to be determined
  • Yes NVIS friendly
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14
Q

Where are PC-21 formation lights and how many are there? Are they NVIS compatible?

A
  • 12 formation lights, 6 on each side
  • 2 cowling formation flights
  • 2 wingtip formation lights
  • 2 flap fairing formation lights
  • 4 fuselage formation lights
  • 2 vertical fin formation lights
  • They give visual reference when flying in formation at night
  • Yes NVIS compatible
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15
Q

What internal lights are there?

A
  • Flood lights
  • Map Lights
  • Various instrument displays, panel backlights, indicators, captions and annunciators.
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16
Q

How many floodlights are there ? Are they NVIS compatible?

A
  • 6 in each cockpit
  • Allow the pilot to locate switches and control and strap into the seat in a dark environment.
  • Yes
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17
Q

How many map lights are there? Are they NVIS compatible?

A
  • 2 in each cockpit

- No

18
Q

Are cockpit displays, panel backlights and indicators NVIS friendly?

A

Yes

19
Q

What lighting system related cockpit panels and controls are there?

A
  • External lighting panel in front cockpit only
  • ARM panel
  • Internal lighting panels
  • Test controls on ENGINE panels.
20
Q

How can pilot set brightness levels for NAV and Formation lights?

A

ARM panel

21
Q

Which displays have their own brightness controls?

A
  • HUD and HUDR
  • Both UFCPs
  • PFD, MFDs, SFD, EMD, FMS
22
Q

Which displays have brightness controls?

A
  • MFD
  • PFD
  • FMS
23
Q

How is A/C external lighting system powered?

A

BATT BUS or from GEN 1 Bus

  • Landing, taxi and NAV lights are powered directly from BATT BUS
  • Recognition lights, ANTI-COLL lights, formation lights powered from GEN 1 Bus
24
Q

How are internal lights powered?

A
  • With exception of SFD all internal lighting powered from BATT BUS
25
Q

How are the landing and taxi lights operated?

A

External lights panel

26
Q

How are the recognition lights operated?

A

External lights panel

27
Q

How are the white and red anti-coll lights operated?

A

External lights panel

28
Q

How are the navigation lights opeated?

A

External lights panel

29
Q

How is the brightness of the NAV lights operated?

A

ARM panel

30
Q

How is the brightness of the formation lights controlled?

A

ARM panel

31
Q

What occurs with internal lights when INSTRUCTOR is set to solo?

A

Internal lights are turned off.

32
Q

How is backlighting on the control panels and instrument bezels controlled?

A

Rotary PANELS control in cockpit.

33
Q

Where is HUD brightness rotary control?

A

Left edge of the UFCP in the front cockpit

34
Q

How can the serviceability of cockpit indicators and attention getters be checked in the front cockpit?

A
  1. LAMPS TEST

2. FIRE TEST

35
Q

What does LAMPS TEST pushbuttons do?

A

Serviceability of indicator lamps in that cockpit

36
Q

What is FIRE TEST switch for?

A
  1. Test serviceability of fire test circuits

2. Test the attention getters in both cockpits

37
Q

How are map lights turned on? How to control brightness?

A
  • Turn on automatically when cylindrical units are rotated downwards and extinguish when pushed fully up again.
  • Turn bottom part to control brightness
38
Q

Are the TTI and clock and magnetic compass compatible for NVIS operation?

A

Yes

39
Q

Will dimming be functional if CLDU fails?

A

No but there will be a night/day detent on the DISPLAYS knob.

40
Q

What does an amber LANDING LIGHT, Attention Getter and single chine audio tone?

A

Landing gear has been retracted but landing light is still on

41
Q

What switch is fixed to the DISPLAYS rotary control?

A

Day/night switch.

42
Q

What is the CLDU used to control?

A

Brightness of displays, instruments and controls

Ground School Systems 2 (19 decks)

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