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A220 DOORS Questions with Detailed
Verified Answers
Question: Which computers monitor and evaluate the door proximity
sensors?
Ans✅ ✅: LGSU's (Landing Gear Steering Control Unit's)
Question: All door status indications are displayed on the DOOR
synoptic page except for which cockpit exits ?
Ans✅ ✅: Flight crew emergency exit hatch and the reinforced flight deck
compartment door
Question: What are the three visual indicators at each passenger and
service door?
Ans✅ ✅: Door mechanical locking indicator
- locked = greed
- unlocked = red
Differential pressure indicator
- can be seen from both inside and outside the aircraft.
- Light flashes RED if the differential pressure is too high - do not open the door.
Slide mechanical arming indicator
- Handle UP = Disarmed = Green
- Handle DOWN = Armed = Red
Question: Can the flight crew emergency exit hatch be opened from
both inside and outside the aircraft?
A220 DOORS Questions with Detailed
Verified Answers
Question: Which computers monitor and evaluate the door proximity
sensors?
Ans✅ ✅: LGSU's (Landing Gear Steering Control Unit's)
Question: All door status indications are displayed on the DOOR
synoptic page except for which cockpit exits ?
Ans✅ ✅: Flight crew emergency exit hatch and the reinforced flight deck
compartment door
Question: What are the three visual indicators at each passenger and
service door?
Ans✅ ✅: Door mechanical locking indicator
- locked = greed
- unlocked = red
Differential pressure indicator
- can be seen from both inside and outside the aircraft.
- Light flashes RED if the differential pressure is too high - do not open the door.
Slide mechanical arming indicator
- Handle UP = Disarmed = Green
- Handle DOWN = Armed = Red
Question: Can the flight crew emergency exit hatch be opened from
both inside and outside the aircraft?
