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ETP4830-A1 Embedded Power
User Manual
Contents
Issue 10 (2017-08-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
vii
7.2.15 Water Alarm ........................................................................................................................................................... 49
7.2.16 Smoke Alarm ......................................................................................................................................................... 49
7.2.17 Rect Fault ............................................................................................................................................................... 49
7.2.18 Rect Protection ....................................................................................................................................................... 50
7.2.19 Single Rect Fault .................................................................................................................................................... 50
7.2.20 Multi-Rect. Fault .................................................................................................................................................... 50
7.2.21 Rect Comm Fault ................................................................................................................................................... 51
7.3 Identifying Faults ........................................................................................................................................................ 51
7.3.1 Identifying Rectifier Faults ...................................................................................................................................... 51
7.3.2 Identifying SMU Faults ........................................................................................................................................... 52
7.4 Replacing Components ............................................................................................................................................... 53
7.4.1 Replacing a Rectifier ............................................................................................................................................... 53
7.4.2 Replacing an SMU ................................................................................................................................................... 54
A Technical Specifications ........................................................................................................... 56
B Acronyms and Abbreviations .................................................................................................. 60