Product Description Part 2

RBS 2207
Table 7 External connec tions
+24 V DC DC filter + connection Cable clamp
+24 V DC DC filter - c onnection Cable clamp
Earth Earth stud M8 to main
earth cable
M8 stud
ACCU 1 - 2 Mains connection to
PSU-AC 1 - 2
Screw terminal
DCCU 1 - 2 -48 V connection to
PSU-DC 1 - 2
Screw terminal
6.2 Test Interface
The Operation and Maintenance Tool (OMT) po rt is used to connect the 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 RB S 2207 is based on visual indicators
and buttons located on the hardware units in the cabinet.
Internal Indicators
Battery mo de Indicates that the RBS is running on
battery
RBS fault One or more faults are detected on
RUs in the RBS
EPC bus fault Indicates the state of the EPC bus
Ext alarm One or more supervised external
alarms are active
Fault Fault detected and localise d to the
RU
Local mode The RU is i n local mode
Operational The R U is oper ational
Test result Indicates the result of tests
Tran smission OK Indicates state of transmission on
ports A - D
RF off RF not enabled
17 (24)
EN/LZT 720 0134 Uen R3A