Passenger.SYS.ON.Light
Illuminates when.Oxygen.mask.doors.open. Remains.on.until.the.OXYGEN.TMR.RESET switch.is pushed.on.the.overhead.maintenance panel.
Crew.Supply.Switch
.  
ON.-.Oxygen.supply.valve is open. Low Oxygen.pressure.is supplied.to the.masks.

.  
OFF.-Oxygen.supply.valve is closed and.OFF.light.illuminates.

. Calls.Panel MECH.Switch
Initiates call.to.ground.personnel. When pushed, the.COCKPIT CALL.light.illuminates on.the.external.service.interphone.panel,.and an.external horn.sounds..When.released, the external horn.is silenced..The.COCKPIT CALL light.remains.illuminated.until.the.RESET switch,.located.on.the.external service interphone.panel,.is pushed.
FWD/AFT.Switches
When pushed:

.  
A.pink light.illuminates at the corresponding.Flight Attendant area call.panel.

.  
A."CAPTAIN CALL".message.appears on.the.corresponding.Flight.Attendant indication.panel.

.  
A.high/low chime sounds through.the corresponding.loudspeaker.

EMER.Switch.(Guarded)
When selected.ON:
.  
The.ON light.flashes.

.  
The.CALL.light.flashes.

.  
A.pink light.flashes at all.Flight Attendant area.call panels.

.  
A."EMERGENCY.CALL".message appears on.all.Attendant.indication panels.

.  
A.high/low chime sounds through.all

loudspeakers. If an.emergency call.is.initiated.from.the.cabin:
.  
The.ON light.flashes.

.  
The.CALL.light.flashes.

.  
Three.long.buzzers.sound.in.the

cockpit. Reset.is achieved when.the.Flight.Attendant hangs up.the.handset.
Wiper.Controls
Rain.RPLNT.Switch
Deactivated
Wiper.Selector
Controls operation.of the.respective.Wiper. When selected.OFF,.the.Wiper stops out of view.

12.11.06  -.16-

ENG 1.& 2.Fire.Switches.(.guarded.)
When released.out, an.electrical signal:
.  
Cancels aural warning

.  
Arms squibs

.  
Deactivates generator

.  
Closes the.following.valves

.  
Fuel LP

.  
Engine.fuel return

.  
Hydraulic bleed

.
Pack.flow control .

ENG.1.&.2 Fire Lights
Illuminate.independently.of the.switch.position as long.as the.respective engine.fire.warning.is activated.
ENG.1.&.2.Agent.1/2.Switches
Arms when.the.corresponding.ENG.FIRE switch.is.released.out..SQUIB.lights.illuminate to.facilitate.identification.of the.agent switch.to be.activated. When.the.AGENT switch.is pushed.momentarily:
.  
Bottle.is discharged

.
Related.DISCH.light.illuminates .