plaosan
2011-07-22, 12:58 AM
This document is sectioned into major testing view: Flexi Multiradio BTS Feature.
Within these sections, there are high level functional testing descriptions.
Table of Contents
1 Purpose......................................................................................................................................................... 6
1.1 Document structure.................................................................................................................................................. 6
1.2 Common aspects of test execution and configuration.............................................................................................. 6
2 Flexi EDGE BTS Features............................................................................................................................ 7
3 Base Stations................................................................................................................................................ 7
3.1 BTS Time Base Reference from PCM ..................................................................................................................... 7
3.1.1 BTS Time Reference from PCM ........................................................................................................ 8
4 Base Station Controller ................................................................................................................................. 9
4.1 Discontinuous Reception (DRX)............................................................................................................................... 9
4.1.1 CCCH structure for Combined and Non-combined BCCH............................................................... 10
4.2 Call Release after Loss of TRAU Frame Synchronization...................................................................................... 11
4.2.1 Checking for Call Release after Loss Of TRAU Frame Synchronization ......................................... 11
4.3 Ciphering................................................................................................................................................................ 12
4.3.1 Testing A5/0, A5/1 and A5/3 Algorithms with A5/3 BTS Package ................................................... 12
4.3.2 Testing A5/0 Algorithm with A5/0 BTS Package.............................................................................. 13
5 Radio Network Performance....................................................................................................................... 14
5.1 Synthesized frequency hopping ............................................................................................................................. 14
5.1.1 Call Establishment with Synthesized Frequency Hopping Single MA List ....................................... 15
5.2 Half Rate ................................................................................................................................................................ 16
5.2.1 Establishment and Release of Half Rate Calls ................................................................................ 16
5.3 Adaptive Multi Rate Codec..................................................................................................................................... 17
5.3.1 Fast Link Adaptation for Co-Channel Interference [DL] ................................................................... 18
5.3.2 Fast Link Adaptation for Co-Channel Interference [UL] ................................................................... 20
5.3.3 Fast Link Adaptation for Co-Channel Interference with Robust AMR Signalling [UL] ...................... 21
5.3.4 Fast Link Adaptation for Co-Channel Interference with Robust AMR Signalling [UL] [DL]............... 23
5.3.5 Successful AMR Call Handovers in Heavy Interference Conditions with Robust AMR
signaling 25
5.3.6 Successful SMS transfer during CS call in heavy interference conditions....................................... 27
5.4 Downlink and Uplink DTX ...................................................................................................................................... 28
5.4.1 UL/DL DTX for Full Rate Speech..................................................................................................... 29
5.5 Handover and Power Control Algorithms ............................................................................................................... 31
5.5.1 BCCH Power Control....................................................................................................................... 32
5.5.2 Inter Cell Handover – Asynchronous ............................................................................................... 33
5.5.3 Inter Cell Handover - Synchronous, AMR/FR and AMR/HR calls.................................................... 35
5.5.4 Intra Cell Handover.......................................................................................................................... 38
5.5.5 Intra Cell Handover - AMR Packing/Unpacking ............................................................................... 38
5.5.6 Intra Cell Handover Within Same Carrier......................................................................................... 39
5.5.7 Power Control on Active Channels .................................................................................................. 40
5.6 Enhanced Automatic Frequency Correction........................................................................................................... 41
5.6.1 Enhanced Automatic Frequency Correction - TCH.......................................................................... 41
5.7 Intelligent Frequency Hopping (IFH) ...................................................................................................................... 43
5.7.1 Intelligent Frequency Hopping configuration.................................................................................... 43
5.8 FACCH Call Setup ................................................................................................................................................. 44
5.8.1 Emergency Call Set-Up Through FACCH........................................................................................ 44
5.8.2 FACCH Call Set Up ......................................................................................................................... 45
5.9 Base Band Frequency Hopping ............................................................................................................................. 46
5.9.1 CS Call Support in a BB Hopping Sector......................................................................................... 46
5.9.2 PS Data Transfer Support in a BB Hopping Sector ......................................................................... 47
5.10 Dynamic SDCCH Allocation................................................................................................................................... 48
5.10.1 Call Set-up, SMS using Dynamic SDCCH ....................................................................................... 48
5.11 BSS Site Synchronization Recovery Improvement ................................................................................................ 50
5.11.1 BSS Synchronization Recovery when LMU GPS Signal Lost and Regained after 4 hours ............. 51
5.12 Wideband AMR and TFO for AMR......................................................................................................................... 53
5.12.1 CS Call Support for AMRWB ........................................................................................................... 53
5.12.2 DTMF support with AMR/WB........................................................................................................... 55
6 Data............................................................................................................................................................. 56
6.1 General Packet Radio Service (GPRS).................................................................................................................. 56
6.1.1 PS data transfer and CS call on single EDGE capable TRX 4+4+4 ................................................ 56
6.1.2 PS data transfer with GPRS capable MS ........................................................................................ 57
6.1.3 Territory upgrade and downgrade in GPRS capable segment ........................................................ 58
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6.2 GPRS: Coding Schemes CS-3 and CS-4 .............................................................................................................. 59
6.2.1 Link adaptation for GPRS................................................................................................................ 59
6.3 Dynamic Abis Pool modification............................................................................................................................. 60
6.3.1 EGPRS Data Transfer after EDAP Modification .............................................................................. 61
6.3.2 EGPRS Data Transfer after EDAP Modification using Abis mapping .............................................. 61
6.4 Enhanced General Packet Radio Service (MCS 1-9)............................................................................................. 62
6.4.1 Link adaptation in uplink in EGPRS segment .................................................................................. 63
6.4.2 Link adaptation in downlink in EGPRS segment.............................................................................. 63
6.4.3 PS data transfer on a single EDGE capable TRX with simultaneous CS calls ................................ 64
6.4.4 PS data transfer with EDGE capable mobile in EGPRS segment ................................................... 65
7 Macrocellular............................................................................................................................................... 65
7.1 RX Antenna Diversity ............................................................................................................................................. 65
7.1.1 Rx Level Measurements when Diversity is enabled at startup......................................................... 66
7.2 Multi BCF Control................................................................................................................................................... 67
7.2.1 BCF Recovery after Master BCF reset ............................................................................................ 67
7.2.2 Slave BCF Recovery after reset when clock is missing................................................................... 68
7.2.3 Slave clock recovery after Sync Cable re-connection...................................................................... 69
7.3 Common BCCH and Dual/Tri-band Operations ..................................................................................................... 70
7.3.1 BCCH reconfiguration and O&M Operation in Common BCCH....................................................... 70
7.3.2 BCCH reconfiguration and O&M Operation in Common BCCH....................................................... 71
7.4 Mast Head Pre-Amplifier ........................................................................................................................................ 72
7.4.1 Alarm reporting for MHA with bypass capability .............................................................................. 73
7.4.2 Alarm reporting for MHA without bypass Capability......................................................................... 74
8 Microcellular................................................................................................................................................ 75
8.1 MS Speed Detection .............................................................................................................................................. 75
8.1.1 MS Speed Detection........................................................................................................................ 75
9 Operability................................................................................................................................................... 76
9.1 Intelligent Shutdown for Flexi EDGE BTS .............................................................................................................. 76
9.1.1 Intelligent Shutdown of all (BCCH & non-BCCH) TRXs................................................................... 77
9.1.2 Intelligent Shutdown of Non-BCCH TRXs........................................................................................ 78
9.2 Auto detection ........................................................................................................................................................ 80
9.2.1 Auto detection of BTS Internal units at Site Startup with ESMx and FXxx HW Module ................... 80
9.3 External Battery Back Up Unit Support .................................................................................................................. 82
9.3.1 External Battery Back Up - Alarms Reporting.................................................................................. 82
9.4 BTS External Alarms and Controls......................................................................................................................... 83
9.4.1 External Input Line Alarm Control - Reporting route is ACT ............................................................ 83
9.4.2 External Output Line Control ........................................................................................................... 84
9.4.3 Verification of External Output Line Control for Flexi Multiradio RF Module EAC lines ................... 85
9.4.4 Verification of Flexi Power Module and EAC Alarms ....................................................................... 86
9.5 TRX Test................................................................................................................................................................ 87
9.5.1 TRX Test Initiated from 2G Flexi BTS Site Manager In Local Mode Of Operation .......................... 88
9.5.2 TRX Test Initiated From 2G Flexi BTS Site Manager In Supervisory state...................................... 89
9.5.3 TRX Test Initiated From BSC .......................................................................................................... 90
9.6 BTS Local Blocking ................................................................................................................................................ 91
9.6.1 Local BCF Block and Unblock ......................................................................................................... 92
9.6.2 Local BTS Block and Unblock ......................................................................................................... 93
9.7 Forced Handover for O&M Reason........................................................................................................................ 95
9.7.1 Forced handover of CS call to another BTS object.......................................................................... 95
9.8 Abis Loop Test ....................................................................................................................................................... 96
9.8.1 Abis Loop Test For Dynamic Abis Configuration ............................................................................. 96
9.8.2 Abis Loop Test For Fixed Abis Configuration .................................................................................. 97
9.9 RX antenna supervision by comparing RSSI ......................................................................................................... 99
9.9.1 RX antenna supervision by comparing RSSI................................................................................... 99
9.10 Remote 2G Flexi BTS Site Manager .................................................................................................................... 101
9.10.1 Remote BTS Manager access in Read Only mode with different UALC settings .......................... 102
9.10.2 Successful connection of 2G Flexi BTS Site Manager via NetAct and display of BTS
views 104
9.10.3 Successful execution of TRX test from 2G Flexi BTS Site Manager connected remotely ............. 105
9.10.4 Successful fetch of B2 cross-connection (32k/16k/8k) from remote 2G Flexi BTS Site
Manager 105
9.10.5 Successful fetch of Site Information Report (SIR) from remotely connected 2G Flexi BTS
Site Manager .................................................................................................................................................. 106
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9.10.6 Successful launch of FlexiHub manager from remotely connected 2G Flexi BTS Site
Manager 107
9.11 Modification of BCF Parameters by Append Commissioning............................................................................... 108
9.11.1 Append commissioning from remotely connected 2G Flexi BTS Site Manager............................. 109
9.11.2 Upload of SCF from remotely connected 2G Flexi BTS Site Manager .......................................... 110
9.12 BTS Object Control .............................................................................................................................................. 110
9.12.1 Alarm Reporting after Object Administrative State Change from BSC .......................................... 111
9.12.2 BCF Object reset from 2G Flexi BTS Site Manager with bypass traffic unaffected ....................... 112
9.12.3 BTS and TRX Object Administrative State Change from BSC ...................................................... 112
9.12.4 BTS Object behavior when Flexi Multiradio RF Module is HW Reset............................................ 113
9.12.5 BTS Object Recovery when Flexi Multiradio RF Module carrying BCCH TRX is HW Reset ......... 114
9.13 BTS Supervision .................................................................................................................................................. 115
9.13.1 Sector Reconfiguration Support in a Baseband Hopping Sector ................................................... 116
9.13.2 Supervision of Flexi Multiradio RF Module (FXxx) in a 36 TRX BTS Site...................................... 117
9.13.3 Supervision of Flexi Multiradio RF Module Fan Unit when Fans are faulty.................................... 117
9.13.4 Supervision of Flexi Multiradio System Module Fan Unit when Fans are faulty............................. 118
9.13.5 Supervision Of Q1 Bus .................................................................................................................. 119
9.14 Runtime diagnostics and BTS alarms .................................................................................................................. 121
9.14.1 Alarm Handling when ARFN in MA list attached is outside the band capacity for Radio
branch 121
9.14.2 Alarms Reporting for Incorrect RP3 Cabling from that Mentioned in SCF ..................................... 122
9.14.3 Alarms Reporting for Missing Flexi Multiradio RF Module at Startup............................................. 123
9.14.4 Impact of Abis break on Flexi Multiradio BTS site ......................................................................... 124
9.15 BTS SW background downloading....................................................................................................................... 125
9.15.1 Successful background SW download during normal operation from 2G Flexi BTS Site
Manager 125
9.15.2 Successful background SW download during normal operation from BSC ................................... 127
9.16 TX Antenna VSWR Supervision........................................................................................................................... 128
9.16.1 VSWR Alarm Handling with Lock/Unlock and Block/Unblock Operations...................................... 129
9.16.2 VSWR Alarm Handling with Lock/Unlock and Block/Unblock Operations for BCCH
antenna 130
9.16.3 VSWR Alarm Handling with Lock/Unlock and Block/Unblock Operations for TCH antenna .......... 131
9.17 TRX Power Down for Flexi Multiradio BTS .......................................................................................................... 132
9.17.1 TRX Power-down in low traffic conditions...................................................................................... 132
9.17.2 Verification of behavior after Repeated TRX Power down............................................................. 134
10 Transmission............................................................................................................................................. 135
10.1 Transmission Fault Management......................................................................................................................... 135
10.1.1 Remote BTS Alarm Handling and Reporting (BTS Polling) ........................................................... 135
10.2 Transmission Management.................................................................................................................................. 138
10.2.1 Remote configuration of cross connections ................................................................................... 138
10.2.2 Remote configuration of loop synchronization bits ........................................................................ 140
10.2.3 Remote configuration of Q1........................................................................................................... 141
10.3 Transmission Performance Management ............................................................................................................ 142
10.3.1 Performance data (G.826) collection locally and in BSC ............................................................... 143
10.4 Compressed O&M Abis Signaling........................................................................................................................ 144
10.4.1 Compressed Abis Functionality (OMU SIG on TCH) ..................................................................... 144
11 Value Added Services............................................................................................................................... 145
11.1 Enhanced Full Rate codec ................................................................................................................................... 145
11.1.1 Enhanced full rate call establishment ............................................................................................ 145
11.2 Short Message Service Cell Broadcast with DRX................................................................................................ 146
11.2.1 Short message cell broadcast - DRX ON ...................................................................................... 146
11.3 Short Message Cell Broadcast............................................................................................................................. 147
11.3.1 Short message cell broadcast - DRX OFF..................................................................................... 148
11.4 Short Message Service (SMS) Point-to-Point ...................................................................................................... 148
11.4.1 Point-to-Point SMS through GPRS network .................................................................................. 149
11.4.2 Point-to-Point SMS when Mobiles are BUSY ................................................................................ 149
11.4.3 Point-to-Point SMS when Mobiles are IDLE .................................................................................. 151
11.5 Remote Interrogation of Serial and Version Numbers.......................................................................................... 152
11.5.1 Remote Interrogation of Serial Number & Version Number After Passive Unit Details are
Changed Through Append Commissioning.................................................................................................... 152
11.5.2 Remote Interrogation of Serial Number & Version Number when Flexi Multiradio RF
Module is replaced ......................................................................................................................................... 154
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12 Flexi Multiradio BTS Maintenance ............................................................................................................ 155
12.1 BTS Unit Replacement......................................................................................................................................... 155
12.1.1 BCF Recovery after Auxiliary Power Supply Unit replacement...................................................... 156
12.1.2 BCF Recovery after FIEA (E1) Unit replaced with FIFA Unit ......................................................... 156
12.1.3 BCF Recovery after FIFA Unit replacement .................................................................................. 157
12.1.4 BCF Recovery after Transmission Unit Replacement ................................................................... 158
12.1.5 Replacement of Flexi Multiradio System Module........................................................................... 159
12.1.6 Replacement of FSEB Flexi System External Alarm module......................................................... 160
12.1.7 Replacement of the Flexi Multiradio RF Module ............................................................................ 161
13 Flexi Multiradio BTS Site Installation ........................................................................................................ 162
13.1 BTS Site Expansion ............................................................................................................................................. 162
13.1.1 Bandwidth of MA list in RF Hopping sector higher than Radio branch BW.................................... 163
13.1.2 Site expansion by adding new Flexi Multiradio RF Module............................................................ 164
13.1.3 TRX expansion to existing sector non-optimized to optimized configuration ................................. 165
13.2 BTS Site Commissioning ..................................................................................................................................... 166
13.2.1 Commissioning Partially failed - Cumulative power of TRXs exceeds power capacity of
radio branch ................................................................................................................................................... 167
13.2.2 Commissioning partially failed - Frequency band mismatch between defined BTS object
and physically connected RF module ............................................................................................................. 169
13.2.3 Commissioning partially failed - TRXs frequency is out of radio branch bandwidth....................... 170
13.2.4 Commissioning partially Failed when Number of TRX objects exceeds the Flexi Multiradio
ESMB System Module capacity ..................................................................................................................... 172
13.2.5 Define wrong OMUSIG information during commissioning............................................................ 172
13.2.6 Define wrong TRXSIG or TCH TS during commissioning.............................................................. 174
13.2.7 Successful Commissioning - Commission, undo and recommission with different
configuration................................................................................................................................................... 175
13.2.8 Successful Commissioning a BTS site in PWE mode ................................................................... 177
13.2.9 Successful Commissioning with EDGE optimized configurations.................................................. 179
13.2.10 Successful Commissioning with Multi-operator BSS configurations .............................................. 180
13.2.11 Undo and recommissioning using same SCF................................................................................ 182
13.2.12 Wrong BCF, or BSC ID during commissioning .............................................................................. 183
14 Flexi Multiradio BTS Software Deployment .............................................................................................. 183
14.1 Software Package Creation and Storage ............................................................................................................. 183
14.1.1 Flexi Multiradio Software package creation at BSC....................................................................... 184
14.1.2 Flexi Multiradio Software placement at NetAct server ................................................................... 185
14.1.3 Multiradio Software placement at NetAct server............................................................................ 186
14.1.4 Flexi Multiradio Software Upgrade/Fallback at Start up from BSC ................................................ 186
14.1.5 Flexi Multiradio Software Upgrade/Fallback using NetAct server .................................................. 187
14.2 Software Release Upgrade/ Fallback................................................................................................................... 188
14.2.1 Flexi Multiradio Software Upgrade Fallback using NetAct server .................................................. 189
Within these sections, there are high level functional testing descriptions.
Table of Contents
1 Purpose......................................................................................................................................................... 6
1.1 Document structure.................................................................................................................................................. 6
1.2 Common aspects of test execution and configuration.............................................................................................. 6
2 Flexi EDGE BTS Features............................................................................................................................ 7
3 Base Stations................................................................................................................................................ 7
3.1 BTS Time Base Reference from PCM ..................................................................................................................... 7
3.1.1 BTS Time Reference from PCM ........................................................................................................ 8
4 Base Station Controller ................................................................................................................................. 9
4.1 Discontinuous Reception (DRX)............................................................................................................................... 9
4.1.1 CCCH structure for Combined and Non-combined BCCH............................................................... 10
4.2 Call Release after Loss of TRAU Frame Synchronization...................................................................................... 11
4.2.1 Checking for Call Release after Loss Of TRAU Frame Synchronization ......................................... 11
4.3 Ciphering................................................................................................................................................................ 12
4.3.1 Testing A5/0, A5/1 and A5/3 Algorithms with A5/3 BTS Package ................................................... 12
4.3.2 Testing A5/0 Algorithm with A5/0 BTS Package.............................................................................. 13
5 Radio Network Performance....................................................................................................................... 14
5.1 Synthesized frequency hopping ............................................................................................................................. 14
5.1.1 Call Establishment with Synthesized Frequency Hopping Single MA List ....................................... 15
5.2 Half Rate ................................................................................................................................................................ 16
5.2.1 Establishment and Release of Half Rate Calls ................................................................................ 16
5.3 Adaptive Multi Rate Codec..................................................................................................................................... 17
5.3.1 Fast Link Adaptation for Co-Channel Interference [DL] ................................................................... 18
5.3.2 Fast Link Adaptation for Co-Channel Interference [UL] ................................................................... 20
5.3.3 Fast Link Adaptation for Co-Channel Interference with Robust AMR Signalling [UL] ...................... 21
5.3.4 Fast Link Adaptation for Co-Channel Interference with Robust AMR Signalling [UL] [DL]............... 23
5.3.5 Successful AMR Call Handovers in Heavy Interference Conditions with Robust AMR
signaling 25
5.3.6 Successful SMS transfer during CS call in heavy interference conditions....................................... 27
5.4 Downlink and Uplink DTX ...................................................................................................................................... 28
5.4.1 UL/DL DTX for Full Rate Speech..................................................................................................... 29
5.5 Handover and Power Control Algorithms ............................................................................................................... 31
5.5.1 BCCH Power Control....................................................................................................................... 32
5.5.2 Inter Cell Handover – Asynchronous ............................................................................................... 33
5.5.3 Inter Cell Handover - Synchronous, AMR/FR and AMR/HR calls.................................................... 35
5.5.4 Intra Cell Handover.......................................................................................................................... 38
5.5.5 Intra Cell Handover - AMR Packing/Unpacking ............................................................................... 38
5.5.6 Intra Cell Handover Within Same Carrier......................................................................................... 39
5.5.7 Power Control on Active Channels .................................................................................................. 40
5.6 Enhanced Automatic Frequency Correction........................................................................................................... 41
5.6.1 Enhanced Automatic Frequency Correction - TCH.......................................................................... 41
5.7 Intelligent Frequency Hopping (IFH) ...................................................................................................................... 43
5.7.1 Intelligent Frequency Hopping configuration.................................................................................... 43
5.8 FACCH Call Setup ................................................................................................................................................. 44
5.8.1 Emergency Call Set-Up Through FACCH........................................................................................ 44
5.8.2 FACCH Call Set Up ......................................................................................................................... 45
5.9 Base Band Frequency Hopping ............................................................................................................................. 46
5.9.1 CS Call Support in a BB Hopping Sector......................................................................................... 46
5.9.2 PS Data Transfer Support in a BB Hopping Sector ......................................................................... 47
5.10 Dynamic SDCCH Allocation................................................................................................................................... 48
5.10.1 Call Set-up, SMS using Dynamic SDCCH ....................................................................................... 48
5.11 BSS Site Synchronization Recovery Improvement ................................................................................................ 50
5.11.1 BSS Synchronization Recovery when LMU GPS Signal Lost and Regained after 4 hours ............. 51
5.12 Wideband AMR and TFO for AMR......................................................................................................................... 53
5.12.1 CS Call Support for AMRWB ........................................................................................................... 53
5.12.2 DTMF support with AMR/WB........................................................................................................... 55
6 Data............................................................................................................................................................. 56
6.1 General Packet Radio Service (GPRS).................................................................................................................. 56
6.1.1 PS data transfer and CS call on single EDGE capable TRX 4+4+4 ................................................ 56
6.1.2 PS data transfer with GPRS capable MS ........................................................................................ 57
6.1.3 Territory upgrade and downgrade in GPRS capable segment ........................................................ 58
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6.2 GPRS: Coding Schemes CS-3 and CS-4 .............................................................................................................. 59
6.2.1 Link adaptation for GPRS................................................................................................................ 59
6.3 Dynamic Abis Pool modification............................................................................................................................. 60
6.3.1 EGPRS Data Transfer after EDAP Modification .............................................................................. 61
6.3.2 EGPRS Data Transfer after EDAP Modification using Abis mapping .............................................. 61
6.4 Enhanced General Packet Radio Service (MCS 1-9)............................................................................................. 62
6.4.1 Link adaptation in uplink in EGPRS segment .................................................................................. 63
6.4.2 Link adaptation in downlink in EGPRS segment.............................................................................. 63
6.4.3 PS data transfer on a single EDGE capable TRX with simultaneous CS calls ................................ 64
6.4.4 PS data transfer with EDGE capable mobile in EGPRS segment ................................................... 65
7 Macrocellular............................................................................................................................................... 65
7.1 RX Antenna Diversity ............................................................................................................................................. 65
7.1.1 Rx Level Measurements when Diversity is enabled at startup......................................................... 66
7.2 Multi BCF Control................................................................................................................................................... 67
7.2.1 BCF Recovery after Master BCF reset ............................................................................................ 67
7.2.2 Slave BCF Recovery after reset when clock is missing................................................................... 68
7.2.3 Slave clock recovery after Sync Cable re-connection...................................................................... 69
7.3 Common BCCH and Dual/Tri-band Operations ..................................................................................................... 70
7.3.1 BCCH reconfiguration and O&M Operation in Common BCCH....................................................... 70
7.3.2 BCCH reconfiguration and O&M Operation in Common BCCH....................................................... 71
7.4 Mast Head Pre-Amplifier ........................................................................................................................................ 72
7.4.1 Alarm reporting for MHA with bypass capability .............................................................................. 73
7.4.2 Alarm reporting for MHA without bypass Capability......................................................................... 74
8 Microcellular................................................................................................................................................ 75
8.1 MS Speed Detection .............................................................................................................................................. 75
8.1.1 MS Speed Detection........................................................................................................................ 75
9 Operability................................................................................................................................................... 76
9.1 Intelligent Shutdown for Flexi EDGE BTS .............................................................................................................. 76
9.1.1 Intelligent Shutdown of all (BCCH & non-BCCH) TRXs................................................................... 77
9.1.2 Intelligent Shutdown of Non-BCCH TRXs........................................................................................ 78
9.2 Auto detection ........................................................................................................................................................ 80
9.2.1 Auto detection of BTS Internal units at Site Startup with ESMx and FXxx HW Module ................... 80
9.3 External Battery Back Up Unit Support .................................................................................................................. 82
9.3.1 External Battery Back Up - Alarms Reporting.................................................................................. 82
9.4 BTS External Alarms and Controls......................................................................................................................... 83
9.4.1 External Input Line Alarm Control - Reporting route is ACT ............................................................ 83
9.4.2 External Output Line Control ........................................................................................................... 84
9.4.3 Verification of External Output Line Control for Flexi Multiradio RF Module EAC lines ................... 85
9.4.4 Verification of Flexi Power Module and EAC Alarms ....................................................................... 86
9.5 TRX Test................................................................................................................................................................ 87
9.5.1 TRX Test Initiated from 2G Flexi BTS Site Manager In Local Mode Of Operation .......................... 88
9.5.2 TRX Test Initiated From 2G Flexi BTS Site Manager In Supervisory state...................................... 89
9.5.3 TRX Test Initiated From BSC .......................................................................................................... 90
9.6 BTS Local Blocking ................................................................................................................................................ 91
9.6.1 Local BCF Block and Unblock ......................................................................................................... 92
9.6.2 Local BTS Block and Unblock ......................................................................................................... 93
9.7 Forced Handover for O&M Reason........................................................................................................................ 95
9.7.1 Forced handover of CS call to another BTS object.......................................................................... 95
9.8 Abis Loop Test ....................................................................................................................................................... 96
9.8.1 Abis Loop Test For Dynamic Abis Configuration ............................................................................. 96
9.8.2 Abis Loop Test For Fixed Abis Configuration .................................................................................. 97
9.9 RX antenna supervision by comparing RSSI ......................................................................................................... 99
9.9.1 RX antenna supervision by comparing RSSI................................................................................... 99
9.10 Remote 2G Flexi BTS Site Manager .................................................................................................................... 101
9.10.1 Remote BTS Manager access in Read Only mode with different UALC settings .......................... 102
9.10.2 Successful connection of 2G Flexi BTS Site Manager via NetAct and display of BTS
views 104
9.10.3 Successful execution of TRX test from 2G Flexi BTS Site Manager connected remotely ............. 105
9.10.4 Successful fetch of B2 cross-connection (32k/16k/8k) from remote 2G Flexi BTS Site
Manager 105
9.10.5 Successful fetch of Site Information Report (SIR) from remotely connected 2G Flexi BTS
Site Manager .................................................................................................................................................. 106
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9.10.6 Successful launch of FlexiHub manager from remotely connected 2G Flexi BTS Site
Manager 107
9.11 Modification of BCF Parameters by Append Commissioning............................................................................... 108
9.11.1 Append commissioning from remotely connected 2G Flexi BTS Site Manager............................. 109
9.11.2 Upload of SCF from remotely connected 2G Flexi BTS Site Manager .......................................... 110
9.12 BTS Object Control .............................................................................................................................................. 110
9.12.1 Alarm Reporting after Object Administrative State Change from BSC .......................................... 111
9.12.2 BCF Object reset from 2G Flexi BTS Site Manager with bypass traffic unaffected ....................... 112
9.12.3 BTS and TRX Object Administrative State Change from BSC ...................................................... 112
9.12.4 BTS Object behavior when Flexi Multiradio RF Module is HW Reset............................................ 113
9.12.5 BTS Object Recovery when Flexi Multiradio RF Module carrying BCCH TRX is HW Reset ......... 114
9.13 BTS Supervision .................................................................................................................................................. 115
9.13.1 Sector Reconfiguration Support in a Baseband Hopping Sector ................................................... 116
9.13.2 Supervision of Flexi Multiradio RF Module (FXxx) in a 36 TRX BTS Site...................................... 117
9.13.3 Supervision of Flexi Multiradio RF Module Fan Unit when Fans are faulty.................................... 117
9.13.4 Supervision of Flexi Multiradio System Module Fan Unit when Fans are faulty............................. 118
9.13.5 Supervision Of Q1 Bus .................................................................................................................. 119
9.14 Runtime diagnostics and BTS alarms .................................................................................................................. 121
9.14.1 Alarm Handling when ARFN in MA list attached is outside the band capacity for Radio
branch 121
9.14.2 Alarms Reporting for Incorrect RP3 Cabling from that Mentioned in SCF ..................................... 122
9.14.3 Alarms Reporting for Missing Flexi Multiradio RF Module at Startup............................................. 123
9.14.4 Impact of Abis break on Flexi Multiradio BTS site ......................................................................... 124
9.15 BTS SW background downloading....................................................................................................................... 125
9.15.1 Successful background SW download during normal operation from 2G Flexi BTS Site
Manager 125
9.15.2 Successful background SW download during normal operation from BSC ................................... 127
9.16 TX Antenna VSWR Supervision........................................................................................................................... 128
9.16.1 VSWR Alarm Handling with Lock/Unlock and Block/Unblock Operations...................................... 129
9.16.2 VSWR Alarm Handling with Lock/Unlock and Block/Unblock Operations for BCCH
antenna 130
9.16.3 VSWR Alarm Handling with Lock/Unlock and Block/Unblock Operations for TCH antenna .......... 131
9.17 TRX Power Down for Flexi Multiradio BTS .......................................................................................................... 132
9.17.1 TRX Power-down in low traffic conditions...................................................................................... 132
9.17.2 Verification of behavior after Repeated TRX Power down............................................................. 134
10 Transmission............................................................................................................................................. 135
10.1 Transmission Fault Management......................................................................................................................... 135
10.1.1 Remote BTS Alarm Handling and Reporting (BTS Polling) ........................................................... 135
10.2 Transmission Management.................................................................................................................................. 138
10.2.1 Remote configuration of cross connections ................................................................................... 138
10.2.2 Remote configuration of loop synchronization bits ........................................................................ 140
10.2.3 Remote configuration of Q1........................................................................................................... 141
10.3 Transmission Performance Management ............................................................................................................ 142
10.3.1 Performance data (G.826) collection locally and in BSC ............................................................... 143
10.4 Compressed O&M Abis Signaling........................................................................................................................ 144
10.4.1 Compressed Abis Functionality (OMU SIG on TCH) ..................................................................... 144
11 Value Added Services............................................................................................................................... 145
11.1 Enhanced Full Rate codec ................................................................................................................................... 145
11.1.1 Enhanced full rate call establishment ............................................................................................ 145
11.2 Short Message Service Cell Broadcast with DRX................................................................................................ 146
11.2.1 Short message cell broadcast - DRX ON ...................................................................................... 146
11.3 Short Message Cell Broadcast............................................................................................................................. 147
11.3.1 Short message cell broadcast - DRX OFF..................................................................................... 148
11.4 Short Message Service (SMS) Point-to-Point ...................................................................................................... 148
11.4.1 Point-to-Point SMS through GPRS network .................................................................................. 149
11.4.2 Point-to-Point SMS when Mobiles are BUSY ................................................................................ 149
11.4.3 Point-to-Point SMS when Mobiles are IDLE .................................................................................. 151
11.5 Remote Interrogation of Serial and Version Numbers.......................................................................................... 152
11.5.1 Remote Interrogation of Serial Number & Version Number After Passive Unit Details are
Changed Through Append Commissioning.................................................................................................... 152
11.5.2 Remote Interrogation of Serial Number & Version Number when Flexi Multiradio RF
Module is replaced ......................................................................................................................................... 154
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12 Flexi Multiradio BTS Maintenance ............................................................................................................ 155
12.1 BTS Unit Replacement......................................................................................................................................... 155
12.1.1 BCF Recovery after Auxiliary Power Supply Unit replacement...................................................... 156
12.1.2 BCF Recovery after FIEA (E1) Unit replaced with FIFA Unit ......................................................... 156
12.1.3 BCF Recovery after FIFA Unit replacement .................................................................................. 157
12.1.4 BCF Recovery after Transmission Unit Replacement ................................................................... 158
12.1.5 Replacement of Flexi Multiradio System Module........................................................................... 159
12.1.6 Replacement of FSEB Flexi System External Alarm module......................................................... 160
12.1.7 Replacement of the Flexi Multiradio RF Module ............................................................................ 161
13 Flexi Multiradio BTS Site Installation ........................................................................................................ 162
13.1 BTS Site Expansion ............................................................................................................................................. 162
13.1.1 Bandwidth of MA list in RF Hopping sector higher than Radio branch BW.................................... 163
13.1.2 Site expansion by adding new Flexi Multiradio RF Module............................................................ 164
13.1.3 TRX expansion to existing sector non-optimized to optimized configuration ................................. 165
13.2 BTS Site Commissioning ..................................................................................................................................... 166
13.2.1 Commissioning Partially failed - Cumulative power of TRXs exceeds power capacity of
radio branch ................................................................................................................................................... 167
13.2.2 Commissioning partially failed - Frequency band mismatch between defined BTS object
and physically connected RF module ............................................................................................................. 169
13.2.3 Commissioning partially failed - TRXs frequency is out of radio branch bandwidth....................... 170
13.2.4 Commissioning partially Failed when Number of TRX objects exceeds the Flexi Multiradio
ESMB System Module capacity ..................................................................................................................... 172
13.2.5 Define wrong OMUSIG information during commissioning............................................................ 172
13.2.6 Define wrong TRXSIG or TCH TS during commissioning.............................................................. 174
13.2.7 Successful Commissioning - Commission, undo and recommission with different
configuration................................................................................................................................................... 175
13.2.8 Successful Commissioning a BTS site in PWE mode ................................................................... 177
13.2.9 Successful Commissioning with EDGE optimized configurations.................................................. 179
13.2.10 Successful Commissioning with Multi-operator BSS configurations .............................................. 180
13.2.11 Undo and recommissioning using same SCF................................................................................ 182
13.2.12 Wrong BCF, or BSC ID during commissioning .............................................................................. 183
14 Flexi Multiradio BTS Software Deployment .............................................................................................. 183
14.1 Software Package Creation and Storage ............................................................................................................. 183
14.1.1 Flexi Multiradio Software package creation at BSC....................................................................... 184
14.1.2 Flexi Multiradio Software placement at NetAct server ................................................................... 185
14.1.3 Multiradio Software placement at NetAct server............................................................................ 186
14.1.4 Flexi Multiradio Software Upgrade/Fallback at Start up from BSC ................................................ 186
14.1.5 Flexi Multiradio Software Upgrade/Fallback using NetAct server .................................................. 187
14.2 Software Release Upgrade/ Fallback................................................................................................................... 188
14.2.1 Flexi Multiradio Software Upgrade Fallback using NetAct server .................................................. 189