Ericsson RBS 2106 Hardware Reference Manual page 91

RBS 2206
Connection
Name
DCCU 1 – 4 -48 V connection to PSU-DC 1 – 4
ASU
6.2 Test Interface
The test interface for the RBS 2206 is on the front panel of the DXU-21 unit.
The OMT port is used to connect the Operation and Maintenance Tool (OMT)
to the RBS. A remote OMT can also be used from the BSC, which sends
signals over the Abis interface.
6.3 Operator Interface
The Man Machine Interface (MMI) in the RBS 2206 is based on visual
indicators and buttons located on the hardware units in the cabinet and on the
cabinet door.
Internal Indicators
AC Fault
Bat disconnect
ExternalBattery mode
RBS fault
DC disconnected
EOM bus fault
EPC bus fault
Ext alarm
Fault
Local mode
Operational
Test result
Transmission OK
RF off
EN/LZT 720 0225 R3A
Description
Antenna sharing connections
One or more phases are faulty
Battery disconnected
Indicates that the RBS is running on battery
One or more faults are detected on RUs in the RBS
Indicates that DC (system voltage) is disconnected
(For future use)
Indicates the state of the EPC bus
One or more supervised external alarms are active
Fault detected and localised to the RU
The RU is in local mode
The RU is operational
Indicates the result of tests
Indicates state of transmission on ports A – D
RF not enabled
Radio Base Station
Connector Type
Screw terminal
SMA-connector
17 (24)