Forward Overhead Panel 700 or 800/900
700/800/900 Door Warning Light Panel
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Click on the lights for their respective door / exit locations..
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800 and 900
700
Illuminated – Related door is not closed and locked.
Overwing Exit Annunciations
Illuminated –
- Related overwing exit is not closed and locked
- Related flight lock failed to engage when commanded locked.*
* The overwing emergency exits lock when:
- Three of the four Entry/Service doors are closed and
- either engine is running and
- the airplane air/ground logic indicates that the airplane is in the air or both thrust levers
are advanced.
The overwing emergency exits unlock when any one of the above conditions is not met or DC
power is lost. The LEFT OVERWING and/or RIGHT OVERWING warning lights, DOORS
annunciator, and MASTER CAUTION light illuminate when an emergency exit door is not fully
closed and locked or when the flight lock is not engaged, either during the takeoff roll or in-
flight. If a flight lock has failed locked or a fault is detected the PSEU light, the OVERHEAD
annunciator, and the MASTER CAUTION lights illuminate. These indications are inhibited from
takeoff until 30 seconds after the airplane is in the ground mode. When the doors are latched
and locked and the flight lock is operating properly none of these lights will illuminate.
Option
Air Stair