Huawei ME909u-521 Hardware Manual page 7

HUAWEI ME909u-521 LTE LGA Module
Hardware Guide
6.9 Assembly Processes ...................................................................................................................... 77
6.9.1 General Description of Assembly Processes ........................................................................ 77
6.9.2 Stencil Design ........................................................................................................................ 77
6.9.3 Reflow Profile ........................................................................................................................ 78
6.10 Specification of Rework ................................................................................................................ 79
6.10.1 Process of Rework .............................................................................................................. 79
6.10.2 Preparations of Rework ....................................................................................................... 79
6.10.3 Removing of the Module ..................................................................................................... 79
6.10.4 Welding Area Treatment ...................................................................................................... 80
6.10.5 Module Installation ............................................................................................................... 80
6.10.6 Specifications of Rework ..................................................................................................... 81
7 Certifications ................................................................................................................................ 82
7.1 About This Chapter ......................................................................................................................... 82
7.2 Certifications ................................................................................................................................... 82
8 Safety Information ...................................................................................................................... 83
8.1 Interference .................................................................................................................................... 83
8.2 Medical Device ............................................................................................................................... 83
8.3 Area with Inflammables and Explosives ......................................................................................... 83
8.4 Traffic Security ................................................................................................................................ 84
8.5 Airline Security ................................................................................................................................ 84
8.6 Safety of Children ........................................................................................................................... 84
8.7 Environment Protection .................................................................................................................. 84
8.8 WEEE Approval .............................................................................................................................. 84
8.9 RoHS Approval ............................................................................................................................... 84
8.10 Laws and Regulations Observance ............................................................................................. 85
8.11 Care and Maintenance ................................................................................................................. 85
8.12 Emergency Call ............................................................................................................................ 85
8.13 EU Regulatory Conformance ....................................................................................................... 85
9 Appendix A Circuit of Typical Interface ................................................................................ 87
10 Appendix B Acronyms and Abbreviations .......................................................................... 88
Issue 05 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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