Lighting System (33)

Question 1

What subsystems are the lights divided into?

Answer 1

1. Internal
2. External
3. Emergency

Question 2

What systems are integrated into the lighting system?

Answer 2

1. The lights
2. EPDGS
3. Emerg lights power supply
4. EDCU
5. AMMS
6. Dimming subsystem
7. Lighting Control Panel (LDP)
8. Cabin Lighting Control Panel (CLCP)
9. Collective Grips

Question 3

What does LCP mean?

Answer 3

Lighting Control Panel

Question 4

What does CLCP mean?

Answer 4

Cabin Lighting Control Panel

Question 5

Where is the LCP located and what does it control?

Answer 5

1. Interseat console
2. EMERG & DAY/NIGHT controls

Question 6

What does the CLCP control?

Answer 6

• Dimming of the cabin lights and panels
• DAY/NIGHT mode
• EMERG lights

Question 7

How are the lights dimmed?

Answer 7

Via the EDCU

Question 8

How is the Lamp Test carried out?

Answer 8

Via the EDCU
Followed by a SUCCESS message

Question 9

What internal lights are fed from REPU 1?

Answer 9

• Co-pilot utility light

Question 10

What internal lights are fed from REPU 2?

Answer 10

• Storm lights
• Dome light

Question 11

What Internal lights are fed from the 28Vdc EMER Bus 2?

Answer 11

Pilot utility light
(via physical CCT BKR.)

Question 12

What internal lights are fed from REPU 3?

Answer 12

• Cabin Utility Lights
• Pax seat belt signs
• Baggage Lights

Question 13

How are lights controlled?

Answer 13

Lighting Control Panel (LCP)
Cabin Lighting Control Panel (CLCP)
EDCU
Collective Grips

Question 14

How does the EMERG light switch work?

Answer 14

three-position switch
1. OFF
2. ARM
3. ON

Question 15

What % level is Night Mode?

Answer 15

60%

Question 16

How does the CLCP EMERG switch differ from the cockpit?

Answer 16

It’s a single position switch ON/OFF

Question 17

What cockpit emergency lighting is there?

Answer 17

Pilot utility light.
Connected to the 28Vdc EMER BUS 2

Question 18

How are the strom lights accessed and can they be dimmed?

Answer 18

Via the EDCU
No

Question 19

How do you set the Landing Light to the manufacturer default position?

Answer 19

Momentarily pressing AUTO EXT/CAGE switch

Question 20

What happens when you press STOW on the Landing Light?

Answer 20

Centre both lights
Switch them off
Stow them

Question 21

What is the secondary method of operating the Landing Lights?

Answer 21

Via the EDCU

Question 22

What external lights are powered from REPU 1?

Answer 22

LH Steerable Landing Light

Question 23

What external lights are powered by REPU2?

Answer 23

Position lights

Question 24

What external lights are powered by REPU3

Answer 24

Anti-Collision Lights

Question 25

What external lights are powered by the 28Vdc EMER BUS 2?

Answer 25

RH Steerable Landing Light

Question 26

What lights are provisioned for in the Emergency Lighting System?

Answer 26

One light in cockpit
One landing light
Two cabin lights
Two external lights
(1-1-2-2)

Question 27

How are the Emergency Lights Powered?

Answer 27

Via the Emergency Power Supply Units

Question 28

How long will the emergency lights last for?

Answer 28

20 mins

Question 29

How long does it take to charge an EPSU from 0%?

Answer 29

1 hour

Question 30

How do you control the internal lights?

Answer 30

EDCU

Question 31

When you enter the EDCU lights page, what is it showing Internal or External?

Answer 31

EXTERNAL

Question 32

If you suffer a double BSG failure will the storm lights still work?

Answer 32

NO

Question 33

What colour is the storm light and can you change the storm light brightness?

Answer 33

• White
• No

Question 34

When are the Emergency Lights battery charging?

Answer 34

When ARMED or OFF

Question 35

How long will the Emergency lights last for?

Answer 35

20 mins