Table 2 Abbreviations (Continued from previous page)
ABBREVIATION
DESCRIPTION
AHRS
Attitude and Reference Heading System
AIOP
Actuator Input/Output Processor
AMM
Aircraft Maintenance Manual
AOA
Angle of Attack
A/P
Autopilot
APM
Aircraft Personality Module (configuration module)
AR
As required
ARINC
Aeronautical Radio Incorporated
ASCB
Avionics Standard Communications Bus
ASDS
Aerospace Software and Data Services
ATC
Air Traffic Control
ATCRBS
Air Traffic Control Radar Beacon System
ATT
Attitude
AWG
American Wire Gage
BARO
Barometric Pressure (altimeter setting)
BATT
Battery
BIC
Backplane Interface Controller
BIT
Built-in Test
BUS
Busbar
CAS
Crew Alerting System
CAT
Computer Aided Testing
CANbus
Communication with ground support equipment
CB
Circuit Breaker
CLDU
Cockpit Lighting Dim Unit
CMC
Central Maintenance Computer
CMCF
Central Maintenance Computer Function
CMM
Component Maintenance Manual
CMS
Configuration Management System
COMM
Communication
COMP
Composite
Comp.
Computer
CPCS
Cabin Pressurization Control System
CPCU
Cabin Pressure Control Unit
CRC
Cyclic Redundancy Check
CRT
Cathode Ray Tube
CSIO
Custom Input/Output (module)
CSK
Countersunk
CSMU
Crash Survivable Memory Unit
CSN
Catalog Sequence Number
CSU
Constant Speed Unit
CTR
Center
PC-12/47E AMM Doc No 02300, ISSUE 01 REVISION 26 MSN 545, 1001-1719,
1721-1999
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UNCLASSIFIED
Effectivity: All
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UNCLASSIFIED
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