Boeing 737-800 - Emergency Lighting and Passenger Signs; Flight Deck

737 Flight Crew Operations Manual
Airplane General, Emergency
Equipment, Doors, Windows -
Controls and Indicators
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
1.30.8 D6-27370-866-EGP
Emergency Lighting and Passenger Signs
Flight Deck
1 Emergency (EMER) EXIT LIGHTS Switch
OFF – prevents emergency lights system operation if airplane electrical power
fails or is turned off.
ARMED – (guarded position) all emergency lights illuminate automatically if
airplane electrical power to DC bus No. 1 fails or AC power is turned off.
ON – all emergency lights illuminate.
2 Emergency (EMER) EXIT LIGHTS NOT ARMED Light
Illuminated (amber) – EMER EXIT LIGHTS switch not in ARMED position.
YK981 - YK992
3 NO SMOKING Switch
The No Smoking signs are permanently illuminated. The No Smoking switch is
placarded INOP.
YK993 - YW274
3 NO SMOKING Switch
The No Smoking signs are deactivated and placarded INOP.
OFF
FASTEN
OFF
AUTO
ON
BELTS
A
D
E
M
R
T
O
N
ON
ARMED
EMER EXIT LIGHTS
INOP
FORWARD OVERHEAD PANEL
1
2
3 4
September 15, 2016