User Manual

Table Of Contents
RBS 2000 Glossary
PSTN
Public Switch Telephone Network
PSU
Power Supply Unit
PWU Power Unit
RACH
Random Access CHannel
Uplink only subchannel of CCCH for MS request for
allocation of a dedicated channel.
CCCH
RAI Remote Alarm Indication
RAM
Random Access Memory
RBER Radio Bit Error Ratio
RBS
Radio Base Station
All equipment forming one or more Ericsson base
station.
BTS
RCB
Radio Connection Box
RD
Receive Data
Remote mode When the RU is in RU Remote mode, a link is
established between the BSC and the Central Main
RU (CMRU).
RF Radio Frequency
RFCH
Radio Frequency CHannel
A radio frequency carrier with its associated bandwidth.
RFTL Radio Frequency Test Loop
RLC
Radio Link Control
RLC
Repair Logistic Centre
RRU Remote Radio Unit
RSL
Radio Signalling Link
R-state
Release state
17 (22)
EN/LZT 720 0283 Uen R2A