.  
Supplementary Procedures chapter covers those procedures accomplished
as required rather than routinely on each flight

Volume 2 – Chapters 1 through 15 contain general airplane and systems information. These chapters are generally subdivided into sections covering controls and indicators and systems descriptions.
Quick Reference Handbook (QRH) – The QRH covers normal checklists, in–flight performance, non–normal checklists, and non–normal maneuvers.
Page Numbering
The operations manual uses a decimal page numbering system. The page number is divided into three fields; chapter, section, and page. An example of a page number for the hydraulics chapter follows: chapter 13, section 20, page 3.
Example Page Number

Page Identification
Each page is identified by a document number and a page date. The document number is composed of the general 747 operations manual number, D6-30151–, and is followed by the manual-specific extension. The page date is the date of publication of the manual or the most recent revision date.
Copyright . The Boeing Company. See title page for details.
April 1, 2000 D6-30151-425  0.2.3
Preface -Introduction 747 Operations Manual

Example Page Identification

747 Operations Manual Number

Warnings, Cautions, and Notes
The following levels of advisories are used throughout the manual and are not to be confused with EICAS messages, which are separately identified in the text.
WARNING: An operating procedure, technique, etc., that may result in personal injury or loss of life if not carefully followed.
CAUTION:  An operating procedure, technique, etc., that may result in damage to equipment if not carefully followed.
Note:  An operating procedure, technique, etc., considered essential to emphasize. Information contained in notes may also be safety related.
Operations Manual Configuration
Customer airplane configuration determines the data provided in this manual. The Boeing Company keeps a list of each airplane configuration as it is built and modified through the Service Bulletin process. The operations manual does not reflect customer originated modifications without special contract provisions.
Copyright . The Boeing Company. See title page for details.
0.2.4  D6-30151-425 April 1, 2000

747 Operations Manual

General
The following abbreviations may be found throughout the manual. Some abbreviations may also appear in lowercase letters. Abbreviations having very limited use are explained in the chapter where they are used.
A 
AC  Alternating Current 
ACARS  Aircraft Communications Addressing and Reporting System 
ACT  Active 
ADC  Air Data Computer 
ADF  Automatic Direction Finder 
ADP  Air Driven Pump/Air Driven Demand Hydraulic Pump 
AFDS  Autopilot Flight Director System 
AFM  Airplane Flight Manual (FAA approved) 
AGL  Above Ground Level 
ALT  Altitude 
ALTN  Alternate 
ANP  Actual Navigation Performance 
AOA  Angle of Attack 
A/P  Autopilot 
APP  Approach 
APU  Auxiliary Power Unit 
ARPT  Airport 

A/S  Airspeed 
A/T  Autothrottle 
ATA  Actual Time of Arrival 
ATC  Air Traffic Control 
ATT  Attitude 
AUTO  Automatic 
AUX  Auxiliary 
AVAIL  Available 
AVM  Airborne Vibration Monitor 

B 
BARO  Barometric 
BAT  Battery 
BRT  Bright 
BTL DISCH  Bottle Discharge (fire extinguishers) 
B/C  Back Course 
BTB(S)  Bus Tie Breaker(s) 

C 
C  Captain Celsius Center 
CAS  Calibrated Airspeed 

Copyright . The Boeing Company. See title page for details.
April 01, 2001 D6-30151-425 0.3.1
Preface -Abbreviations 747 Operations Manual

CANC/ RCL  Cancel/Recall 
CB  Circuit Breaker 
CG  Center of Gravity 
CDU  Control Display Unit 
CHKL  Checklist 
CLB  Climb 
CMD  Command 
COMM  Communication 
CON  Continuous 
CONFIG  Configuration 
CRZ  Cruise 

D 
DA  Decision Altitude 
DC  Direct Current 
　
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