Huawei AP4030DN Hardware Installation And Maintenance Manual page 4

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Huawei AP4030DN

Hardware Installation and Maintenance Guide

5.2 Environmental Requirements for Device Operation ................................................................................................... 66

5.2.1 Environmental Requirements for an Equipment Room ........................................................................................... 66

5.2.2 Requirements for Power Supply .............................................................................................................................. 74

5.3 Equipment Grounding Specifications ......................................................................................................................... 76

5.3.1 General Grounding Specifications ........................................................................................................................... 76

5.3.2 Grounding Specifications for an Equipment Room ................................................................................................. 77

5.3.3 Grounding Specifications for Devices ..................................................................................................................... 77

5.3.4 Grounding Specifications for Communications Power Supply ............................................................................... 77

5.3.5 Grounding Specifications for Signal Cables ............................................................................................................ 78

5.3.6 Specifications for Laying Out Grounding Cables .................................................................................................... 78

5.4 Engineering Labels for Cables .................................................................................................................................... 79

5.4.1 Introduction to Labels .............................................................................................................................................. 79

5.4.2 Engineering Labels for Optical Fibers ..................................................................................................................... 87

5.4.3 Engineering Labels for Network Cables .................................................................................................................. 90

5.4.4 Engineering Labels for User Cables ........................................................................................................................ 91

5.4.5 Engineering Labels for Power Cables ...................................................................................................................... 92

5.5 Guide to Using Optical Modules ................................................................................................................................ 95

5.6 Fault Tag ..................................................................................................................................................................... 98

Issue 02 (2015-05-18)

Huawei Proprietary and Confidential

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