User Manual

Ericsson Internal
DESCRIPTION 23 ( 34 )
/ XSNSIXI 19/1551-LZA 701 0001 Uen
CBC/ XRX/M ( Kai Lian) 2011-05-05 G
Prepared (also subject responsible if other) No.
Approved Checked Date Rev Reference
RUs which typically are located in the OXU slots include the DXX and the
TMA-CM. The 19-inch position above the CXU is used for ASUs, HCUs, and
splitters.
Splitter
The splitter splits an RX signal from the CDU into two outputs. Six RX signals
can be split into 12 outputs.
Number of units: 0–1
TMA-CM-01
The TMA-CM-01 is used to provide up to six ddTMAs with 15 V DC power
through bias injectors in the RBS 2206. It is also used to identify TMA faults
and forward this information to the DXU. The TMA-CM-01 is mounted in an
OXU position.
Note: RBS 2206 only.
Number of units per cabinet: 0–2
TMA-CM-02
The TMA-CM-02 is used to provide up to six ddTMAs with 15 V DC power
through bias injectors in the RBS 2206 and RBS 2206 V2. It is also used to
identify TMA faults and forward this information to the DXU. The TMA-CM-02 is
mounted in an OXU position.
Number of units per cabinet: 0–2
7 Interfaces
This section describes the external connections for RBS 2206.
In this section all external and internal connections are listed, as well as the test
interface and the operator interface.
The connection field for external connectors is located at the top of the radio
cabinet inside the door. Internal connections, the test interface and operator
interface are located on some hardware units.
7.1 RBS 2206 External Connections
This section describes the external connections for RBS 2206.