Contents
Contents 3
1 Overview of Nokia Flexi EDGE BTS alarms 7
1.1 Nokia Flexi EDGE Base Station alarm examples 7
1.2 Identifying faulty modules 9
1.3 Nokia Flexi EDGE Base Station alarm reclassification 10
2 Alarms for Nokia Flexi EDGE BTS 13
2.1 Troubleshooting with the help of alarm tables 13
2.2 7208 LOCAL BLOCK 14
2.3 7401-7412 EXTERNAL ALARM 15
2.4 7413-7424 EXTERNAL ALARM 15
2.5 7600 BCF FAULTY 16
2.6 7601 BCF OPERATION DEGRADED 19
2.7 7602 BCF NOTIFICATION 21
2.8 7603 BTS FAULTY 23
2.9 7604 BTS OPERATION DEGRADED 23
2.10 7605 BTS NOTIFICATION 24
2.11 7606 TRX FAULTY 24
2.12 7607 TRX OPERATION DEGRADED 34
2.13 7608 TRX NOTIFICATION 40
2.14 7612 SITE POWERING FAULTY 41
2.15 7613 SITE POWERING OPERATION DEGRADED 42
2.16 7614 SITE POWERING NOTIFICATION 43
2.17 7615 RTS IN TEST USE 43
2.18 7616 OSCILLATOR ADJUSTMENT TEMPORARILY INTERRUPTED 44
2.19 7621 Intolerable conditions on site 44
2.20 7801 MMI CONNECTED TO BASE STATION 45
2.21 7995 MAINS BREAKDOWN WITH BATTERY BACK-UP 45
2.22 8020 Blocked from use 46
2.23 8021 Loop to interface 46
2.24 8022 Loop to equipment 47
2.25 8048 Loss of incoming signal 47
2.26 8050 Loss of incoming 2 M signal 47
2.27 8056 Loss of incoming 1.5 M signal 48
2.28 8066 AIS 2 M 49
2.29 8073 AIS 1.5 M 49
2.30 8081 Loss of frame alignment 50
2.31 8086 Loss of CRC multiframe alignment 50
2.32 8099 Error rate > 1 E-3 51
2.33 8102 Error rate > 1 E-6 52
2.34 8112 Frequency error 53
2.35 8125 Loss of synchronization signal (s) 54
2.36 8148 Equipment reset 55
2.37 8162 Database full 56
2.38 8165 Real time lost fault 56
2.39 8172 Yellow alarm 57
2.40 8179 Far-end alarm 57
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# Nokia Siemens Networks 3 (109)
Contents
2.41 8202 Loss of supervision connection 58
2.42 8240 Active alarm point 59
3 Alarms for FIFA Flexbus Transmission Sub-module 61
3.1 Functional entity: FIFA 61
3.1.1 258 15 min G826 BBE threshold crossed 61
3.1.2 256 15 min G826 ES threshold crossed 62
3.1.3 257 15 min G826 SES threshold crossed 62
3.1.4 261 24 h G826 BBE threshold crossed 63
3.1.5 259 24 h G826 ES threshold crossed 63
3.1.6 260 24 h G826 SES threshold crossed 64
3.1.7 64 Alarm signal is received 64
3.1.8 113 Buffer overflow (or underflow) 65
3.1.9 186 Configuration error 65
3.1.10 185 Connection or settings have changed 66
3.1.11 162 Database full 67
3.1.12 148 Equipment reset 68
3.1.13 99 Error rate > 1 E–3 68
3.1.14 100_101_102 Error rate > 1 E–4, Error rate > 1 E–5, Error rate > 1 E–6 69
3.1.15 103 Error rate > 1 E–7 70
3.1.16 179 Far-end alarm 70
3.1.17 128 Fault in equipment 71
3.1.18 142 Fault in installation of equipment 71
3.1.19 137 Fault in oscillator 72
3.1.20 0 Fault in power supply 73
3.1.21 267 Licence expired 74
3.1.22 269 Licence for feature is not available 74
3.1.23 268 Licence will expire in near future 75
3.1.24 81 Loss of frame alignment 75
3.1.25 48 Loss of incoming signal 76
3.1.26 144 Operating error 77
3.1.27 165 Real time lost fault 77
3.1.28 184 Real time updated 78
3.1.29 263 Statistics reset 78
3.1.30 262 Unavailability 79
3.2 Functional entity: NE/FE0 80
3.2.1 258 15 min G826 BBE threshold crossed 80
3.2.2 256 15 min G826 ES threshold crossed 80
3.2.3 257 15 min G826 SES threshold crossed 81
3.2.4 261 24 h G826 BBE threshold crossed 81
3.2.5 259 24 h G826 ES threshold crossed 82
3.2.6 260 24 h G826 SES threshold crossed 82
3.2.7 185 Connection or settings have changed 83
3.2.8 99 Error rate > 1 E-3 84
3.2.9 100_101_102 Error rate > 1 E-4, Error rate > 1 E-5, Error rate > 1 E-6 84
3.2.10 103 Error rate > 1 E–7 85
3.2.11 143 Fault in change-over function 86
3.2.12 128 Fault in equipment 86
3.2.13 141 Forced control on 87
3.2.14 263 Statistics reset 88
3.2.15 262 Unavailability 89
4 (109) # Nokia Siemens Networks DN70128112
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Trouble Management of Nokia Flexi EDGE BTS
4 Troubleshooting Nokia Flexi EDGE BTS 91
4.1 Overview of troubleshooting the BTS 91
4.2 Troubleshooting commissioning 92
4.2.1 Failed commissioning 92
4.2.2 Partially failed commissioning 93
4.3 Troubleshooting electrical power 94
4.4 Troubleshooting Nokia Flexi EDGE BTS Manager connection 96
4.5 Troubleshooting Dual TRX Module (EXxA) operation 97
4.6 Troubleshooting TRX test and TRX loop test failures with BTS
Manager 99
5 Monitoring FIFA 105
5.1 Reading performance information 105
5.2 Resetting the counters 107
6 Completing troubleshooting 109
DN70128112
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# Nokia Siemens Networks 5 (109)
Contents
6 (109) # Nokia Siemens Networks DN70128112
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Trouble Management of Nokia Flexi EDGE BTS