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3
October 1, 2000
747 Operations Manual
Airplane General, Emergency
Equipment, Doors,Windows -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
D6-30151-425 1.30.15
3 RESET/TEST Switch
Push –
• with left oxygen panel door closed and OXY ON not displayed, turns
oxygen on momentarily to test regulator
• with the left oxygen panel door closed and the OXY ON flag displayed,
turns oxygen off, deactivates the mask microphone, and activates the
boom microphone
Oxygen Mask and Regulator
1 NORMAL/100% Switch
N – supplies an air/oxygen mixture on demand (the ratio depends on cabin
altitude).
100% – supplies 100% oxygen on demand (not an air/oxygen mixture).
2 Oxygen Mask Emergency/Test Selector
Rotate (in the direction of the arrow) – supplies 100% oxygen under positive
pressure at all cabin altitudes (protects against smoke and harmful vapors).
PRESS TO TEST– tests the positive pressure supply to the regulator.
EMERGENCY
PRESS
TO
TEST
Mask
Microphone
Regulator
1
2
CREWMEMBER STATION
(1 each)
April 01, 2001
747 Operations Manual
Copyright © The Boeing Company. See title page for details.
1.30.16 D6-30151-425
Airplane General, Emergency
Equipment, Doors,Windows -
Controls and Indicators
Emergency Evacuation Panel
1 Evacuation (EVAC) PRESS TO TEST Switch
Push – tests the EVAC light.
2 Evacuation COMMAND Switch
ON –
• activates evacuation signal system
• amber EVAC light (flight deck) and amber EVAC lights (attendant
panels) flash
• audio horn sounds at each panel.
ARM – evacuation signal can be activated at flight attendant panel
OFF – allows activation at a flight attendant panel of EVAC COMMAND switch.
Activation sounds the pulsating audio signal at the flight deck panel and
illuminates a flashing amber light at the flight deck panel and the flight attendant
emergency evacuation panel which was activated.
3 Evacuation HORN SHUTOFF Switch
PUSH – silences flight deck evacuation signal horn.
4 Evacuation (EVAC) Light
Illuminated (amber) – a command switch is in the ON position.
5 EVACUATION SIGNAL Horn
Sounds an audio signal.
AFT AISLE STAND PANEL
r
a
H
S
U
P
PRESS TO TEST
ON
ARM
OFF
SHUTOFF
HORN
COMMAND
EVACUATION SIGNAL
EVAC
2
1
3
4
5
April 1, 2000
747 Operations Manual
Airplane General, Emergency
Equipment, Doors,Windows -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
D6-30151-425 1.30.17
Smoke Evacuation Handle
1 Smoke Evacuation Handle
Pull –
• opens flight deck smoke evacuation port
• effective only if airplane pressurized.
1
OVERHEAD CIRCUIT
BREAKER PANEL
December 01, 1999
747 Operations Manual
Copyright © The Boeing Company. See title page for details.
1.30.18 D6-30151-425
Airplane General, Emergency
Equipment, Doors,Windows -
Controls and Indicators
Doors
Doors Synoptic Display
FWD CARGO
AFT CARGO
ENTRY 1
ENTRY 2
MAIN ELEC
CTR ELEC
UPPER DECK
BULK CARGO
ENTRY 5
ENTRY 4
ENTRY 3
ENTRY 2
UPPER DECK
ENTRY 1
ENTRY 3
ENTRY 4
ENTRY 5
SECONDARY EICAS DISPLAY (amber) – door open
(blank) – door closed
cyan nomenclature
displayed continuously
December 01, 1999
747 Operations Manual
Airplane General, Emergency
Equipment, Doors,Windows -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
D6-30151-425 1.30.19
Flight Deck Door Switch
1 Flight Deck Door Switch
LKD (Locked) -
• locks flight deck door
• lock engaged when door closed
UNLKD (Unlocked) -
• unlocks flight deck door
• door remains in closed position
• door unlocks with loss of electrical power
2 Flight Deck Door Locked (LKD) Light
Illuminated dim (white) - solenoid latch locked.
3 Flight Deck Door Unlocked (UNLKD) Light
Illuminated bright (white) - solenoid latch unlocked.
LKD
UNLKD
FLT DECK DOOR
AFT AISLE STAND
1
3
2
December 01, 1999
747 Operations Manual
Copyright © The Boeing Company. See title page for details.
1.30.20 D6-30151-425
　
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