Ericsson MINI-LINK BAS - Page 10

MINI-LINK BAS 8
Technical Description EN/LZB 111 0542 P2B
9 O&M Facilities......................... 9-1
9.1 Introduction...............................................9-2
9.1.1 Communication Channels.................................9-2
9.1.2 AT Setup...........................................................9-3
9.2 Fault Detection..........................................9-3
9.2.1 Alarms...............................................................9-3
9.2.2 Events...............................................................9-8
9.3 Test Loops................................................9-9
9.3.1 RN Near-End Loops..........................................9-9
9.3.2 AT Near-End Loops ..........................................9-9
9.3.3 AT Far-End Loops...........................................9-10
9.4 Performance Monitoring..........................9-11
9.4.1 Signals Monitoring...........................................9-12
9.5 Unit Replacement ...................................9-12
9.6 Local Supervision Interface.....................9-13
9.7 System Upgrade.....................................9-16
9.7.1 Install SW Upgrade File...................................9-17
9.7.2 Download Modules..........................................9-17
9.7.3 Install New Management System....................9-17
9.7.4 Stop CP...........................................................9-17
9.7.5 Install New CP Software..................................9-17
9.7.6 Upgrade Network Database............................9-17
9.7.7 Start Control Processor in “Upgrade mode”....9-18
9.7.8 Execute Upgrade ............................................9-18
9.7.9 Restart Control Processor...............................9-19
9.7.10 Software Rollback ...........................................9-19
9.7.10.1 Case A ..............................................................9-19
9.7.10.2 Case B ..............................................................9-20
9.7.10.3 Case C ..............................................................9-20
10 Technical Data ...................... 10-1
10.1 System Parameters ................................10-2
10.1.1 Frequency Range............................................10-2
10.1.2 Transmitter Performance.................................10-4
10.1.3 Receiver Performance ....................................10-6
10.1.4 Transmission Technology ...............................10-7
10.2 Intermediate Frequency..........................10-8
10.3 System Features.....................................10-9
10.4 Power Supply........................................ 10-11
10.5 Antenna Data........................................ 10-12
10.5.1 Radio Node Antennas...................................10-12
10.5.2 AT Antennas .................................................10-13
10.6 Environmental Requirements................10-14
10.6.1 Cabinets/Racks/Frames................................10-14
10.6.2 Power Distribution.........................................10-14