Contents
4.16 BBU Alarm Cable.......................................................................................................................................4-22
4.17 GPS Clock Signal Cable.............................................................................................................................4-24
5.1 EMUA.............................................................................................................................................................5-3
5.3 OMB................................................................................................................................................................5-4
5.4 IMB03.............................................................................................................................................................5-6
5.5 DCDU-03........................................................................................................................................................5-9
5.6 AC/DC Power Equipment.............................................................................................................................5-11
5.7 WGRU...........................................................................................................................................................5-15
5.8 SLPU.............................................................................................................................................................5-18
5.8.1 Exterior of SLPU..................................................................................................................................5-19
5.8.3 UELP....................................................................................................................................................5-20
5.8.4 UFLP....................................................................................................................................................5-22
5.8.5 USLP2..................................................................................................................................................5-23
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Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
BBU3900
Hardware Description
Issue 11 (2010-11-10)