SIGNS Panel

Question 1

When will the EXIT signs automatically illuminate?

Answer 1

With the EMER EXIT LT switch in ARM, and …
• Normal AC power is lost
• DC SHED ESS BUS not powered
• Cabin altitude is excessive (above 11,300 feet)

Question 2

What lights illuminate when normal aircraft electrical power fails?

Answer 2

• Floor proximity emergency escape path marking system

* Overhead emergency lighting

Question 3

What lights illuminate when the EMER EXIT LT switch is placed to ON?

Answer 3

• Overhead emergency lighting
• Floor proximity emergency escape path marking system
• EXIT lights

Question 4

What occurs when the EMER EXIT LT switch is placed to OFF?

Answer 4

• All lights OFF

* Amber EMER EXIT LT OFF light illuminates

Question 5

Can the Flight Attendants control EXIT lights?

Answer 5

Yes, by activating the EMER switch at the Forward Attendant Panel (FAP) regardless of cockpit EMER EXIT LT switch position

Question 6

What flight deck lighting is available if normal electrical power is lost?

Answer 6

• Captain’s Instrument Panel Flood Lights (provided switch set to other than OFF)
• Right Dome Light (provided DOME switch set in DIM or BRT)
• Standby Compass