747-441 Operations Manual 747操作手册(64)

Door Ground Mode/Battery OK Panel

DOOR Ground (GND) MODE Light
Illuminated (blue) -on ground or in flight when the flight lock mechanism is not in the locked position.

BATTERY OK Test Switch/Light
Push -
Copyright . The Boeing Company. See title page for details.
1.30.24 D6-30151-425 April 01, 2001

Airplane General, Emergency Equipment, Doors, Windows -Controls and Indicators
747 Operations Manual
Illuminated (green) -battery charge is sufficient for door operation.
Note: Light must be pushed and held for 3 -5 seconds before it will illuminate.
Overhead Escape Hatch Handle

Overhead Escape Hatch Handle
Rotate handle to unlock hatch.
Pull hatch inward.

Copyright . The Boeing Company. See title page for details.
April 01, 2001 D6-30151-425 1.30.25
Airplane General, Emergency Equipment, Doors, Windows -Controls and Indicators 747 Operations Manual

Intentionally
Blank

Copyright . The Boeing Company. See title page for details.
1.30.26 D6-30151-425 October 1, 2000

747 Operations Manual

Introduction
This chapter describes miscellaneous airplane systems, including:
.
lighting systems . doors
. oxygen systems . flight deck seats

.
emergency equipment

Lighting Systems
Lighting systems described in this chapter include:
.
exterior lighting . passenger cabin lighting

.
flight deck lighting . emergency lighting

Exterior Lighting
Exterior lighting consists of these lights:
.
landing . navigation (position)

.
runway turnoff . logo

.
taxi . wing leading edge illumination

.
strobe . escape slide emergency lights

.
beacon

Landing Lights
Twolanding lightsare installedinthe leadingedge of eachwing.
With the Landing Gear lever UP or OFF and the Landing Light switch ON, the wing landing lights are dimmed. With the Landing Gear lever in DOWN position and the switches ON, the wing landing lights are maximum brightness.
Runway Turnoff Lights
Two runway turnoff lights are mounted on the nose gear structure and are aimed approximately 65 degrees to left and right of the airplane center line. The runway turnoff lights illuminate only when the air/ground sensing system is in ground mode.
Taxi Lights
Taxi lights are installed on the nose landing gear. The taxi lights illuminate only when the air/ground sensing system is in the ground mode.
Copyright . The Boeing Company. See title page for details.
December 01, 1999 D6-30151-425 1.40.1
Airplane General, Emergency Equipment, Doors, Windows -Systems Description 747 Operations Manual

Strobe Lights
The strobe lights are white anticollision strobe lights located on each forward wing tip and on the tail cone.
Beacon Lights
The beacon lights are red anticollision strobe lights located on the top and bottom of the fuselage.
Navigation Lights
The navigation lights are standard red (left forward wingtip), green (right forward wingtip), and white (tail cone) position lights.
Logo Lights
Logo lights are located on the stabilizer to illuminate the airline logo on the vertical tail surface.
Wing Lights
Wing lights are installed on the fuselage and illuminate the wings and engine nacelles.
Service Lights
Service lights are located at various work areas, such as the wheel wells. Switches for these lights are located at the individual service areas.
Copyright . The Boeing Company. See title page for details.
1.40.2 D6-30151-425 April 01, 2001