User's Manual

UniLink UL-800/801 FANS
SCN 30.X
Operator’s Manual
132 23-20-06.02
December 2011
Acronym/Abbreviation/
Term
Description
232 port configured for TEL
CLX
Clearance
CM
Configuration Module
CMU
Communications Management Unit
CNS
Communication Navigation Surveillance
COMM
Communication
CPDLC
Controller-Pilot Datalink Communications
CRC
Cyclic Redundancy Check
CSDB
Commercial Standard Data Bus (data
interface format standard)
CTS
Clear to Send
CVFDR
Cockpit Voice and Flight Data Recorder
(UASC)
CVR
Cockpit Voice Recorder
D-ATIS
Digital Automatic Terminal Information
System (also referred to as ATIS)
DEPT CLX
Departure Clearance
DM
Downlink Message
DP
Display Processor
DTU
Data Transfer Unit (UASC)
DTU-100
Data Transfer Unit – 100 (UASC)
DSP
Datalink Service Provider (sometimes
referred to as DLSP)
EFB
Electronic Flight Bag
EFI
Electronic Flight Instrument
EFI-890R
Electronic Flight Instrument – 890R
(UASC)
ETA
Estimated Time of Arrival
ETD
Estimated Time of Departure
EUROCAE
European Organization for Civil Aviation
Equipment