Huawei TP48200A-DT19D1 Telecom Power User Manual page 6

TP48200A-DT19D1 Telecom Power
User Manual
4.1 Routine Maintenance .................................................................................................................................................. 43
4.2 Rectifying Common Faults ......................................................................................................................................... 44
4.2.1 AC Failure ................................................................................................................................................................ 44
4.2.2 AC Over Volt ........................................................................................................................................................... 45
4.2.3 AC Under Volt ......................................................................................................................................................... 45
4.2.4 AC Phase Failure ..................................................................................................................................................... 45
4.2.5 DC Over Volt ........................................................................................................................................................... 45
4.2.6 DC Under Volt ......................................................................................................................................................... 46
4.2.7 Batt Chg. Overcur. ................................................................................................................................................... 46
4.2.8 LLVD Disconnected ................................................................................................................................................ 47
4.2.9 BLVD Disconnected ................................................................................................................................................ 47
4.2.10 Battery Fuse Break ................................................................................................................................................ 47
4.2.11 High Amb. Temp. ................................................................................................................................................... 48
4.2.12 Low Amb. Temp. ................................................................................................................................................... 48
4.2.13 High Amb. Humi. .................................................................................................................................................. 48
4.2.14 Low Ambient Humidity ......................................................................................................................................... 49
4.2.15 Batt. High Temp. .................................................................................................................................................... 49
4.2.16 Batt. Low Temp. .................................................................................................................................................... 50
4.2.17 Door Alarm ............................................................................................................................................................ 50
4.2.18 Water Alarm ........................................................................................................................................................... 50
4.2.19 Smoke Alarm ......................................................................................................................................................... 51
4.2.20 Rectifier Missing ................................................................................................................................................... 51
4.2.21 Single Rect Fault .................................................................................................................................................... 51
4.2.22 Multi-Rect. Fault .................................................................................................................................................... 52
4.2.23 Rect Fault ............................................................................................................................................................... 52
4.2.24 Rect Protection ....................................................................................................................................................... 52
4.2.25 Rect Comm Fault ................................................................................................................................................... 53
4.2.26 Load Loop Break ................................................................................................................................................... 53
4.2.27 AC SPD Fault ........................................................................................................................................................ 53
4.2.28 DC SPD Fault ........................................................................................................................................................ 53
4.3 Identifying Component Faults .................................................................................................................................... 54
4.3.1 Identifying AC SPD Faults ...................................................................................................................................... 54
4.3.2 Identifying Circuit Breaker Faults ........................................................................................................................... 54
4.3.3 Identifying Rectifier Faults ...................................................................................................................................... 54
4.3.4 Identifying SMU Faults ........................................................................................................................................... 54
4.4 Replacing Components ............................................................................................................................................... 55
4.4.1 Replacing a Rectifier ............................................................................................................................................... 55
4.4.2 Replacing an SMU ................................................................................................................................................... 56
4.4.3 Replacing an AC SPD Module ................................................................................................................................ 57
4.4.4 Replacing a Circuit Breaker ..................................................................................................................................... 58
4.4.5 Replacing the PCB of UIM02C ............................................................................................................................... 60
4.4.6 Replacing a Fan Assembly ....................................................................................................................................... 62
Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
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