Product Architecture - Ericsson CME 20 R6.1 Reference Manual

4.2

Product Architecture

4.2.1 Hardware units
LVF
DP
Figure 19
DXB
OMT
TCB
TXU
RXU
RXDA
FU
EN/LZT 123 2697 R5A
1998-08-13
PSU
DXB
RXU
TCB
TXU
Hardware units in cabinet
Distribution Switching Board
The DXB (1 per RBS) is the central
control unit for the RBS and supports the
transmission interface.
Operation and Maintenance Terminal
The OMT is a PC based terminal used
during installation and maintenance.
Transceiver Control Board
The TCB (2 per RBS) includes equipment
related to signal processing for up to two
radio carriers.
Transmitter Unit
The TXU (2 per RBS) contains equipment
for transmission on one radio carrier.
Receiver Unit
The RXU (2 per RBS) contains equipment
for reception on one radio carrier.
Receiver Divider Amplifier
The RXDA (1 per RBS) contains
equipment for low noise amplification of
the received radio carrier(s) and dividing
each incoming RX into two output
carriers.
Filtering Unit
© Ericsson Radio Systems AB
— All Rights Reserved —
Product Specification for RBS 2301
RXDA
FU
TXU
RXU
P003725A
39 (306)