Ericsson RBS 2106 Hardware Reference Manual page 388

Glossary
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Antenna Related Auxiliary Equipment
Absolute Radio Frequency Channel Number
Antenna Reference Point
Active Replaceable Unit
Application Specific Integrated Circuit
ASIC in the TRU
Antenna Sharing Unit
Alphanumeric Terminal
Adaptive Transceiver Unit
Air Time Slot Resource
Antenna Unit
GSM 900 = CEU + Passive Antenna
GSM 1800/1900 = AAU
BALance and UNbalance transformer
Battery
Battery Box
Battery Back-up System
Broadcast Control CHannel
Downlink only broadcast channel for broadcast of
general information at a base station, on a base station
basis.
Block Check Sequence
Battery Distribution Module
The BDM is an IDM with a battery and a local processor.
Bit Error Rate
Bit Fault Frequency
Bad Frame Indication
RBS 2000
EN/LZT 720 0283 Uen R1A