User Manual

AS4000 DA CT Commissioning
Unit
Operators Manual
Abbreviations
605-0000-455
Issue 2.0 Date 21/03/00
Page 25 of 28 © Copyright Airspan 2000
Abbreviations
AC Access Concentrator
AGC Automatic Gain Control
CPE Customer Premises Equipment
CRU Customer Radio Unit
CT Central Terminal
DA Demand Assigned
DACU Demand Assignment Commissioning Unit
DTU Demand Assign Tributary Unit
DC Direct Current
DMM Digital Multi Meter
ISDN Integrated Services Digital Network
LAT Local Access Terminal
LD Loop Disconnect
LED Light Emitting Diode
MF Multi-Frequency
NTU Network Termination Unit
PC Power Control
PN Psuedo Random Noise
PSU Power Supply Unit
RF Radio Frequency
SC Shelf Controller
ST Subscriber Terminal
Rx Receive
Tx Transmit
VF Voice Frequency