Huawei BBU3900 - Conventions; Symbol Conventions; General Conventions; Command Conventions

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4.15 Monitoring Signal Cable Between the CMUA and the BBU.....................................................................4-21

4.16 BBU Alarm Cable.......................................................................................................................................4-22

4.17 GPS Clock Signal Cable.............................................................................................................................4-24

5 Auxiliary Devices of the BBU3900..........................................................................................5-1

5.1 EMUA.............................................................................................................................................................5-3

5.2 10 U Indoor Centralized Rack.........................................................................................................................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

5.8.2 Configuration of the SLPU..................................................................................................................5-19

5.8.3 UELP....................................................................................................................................................5-20

5.8.4 UFLP....................................................................................................................................................5-22

5.8.5 USLP2..................................................................................................................................................5-23

Contents

BBU3900

Hardware Description

viii Huawei Proprietary and Confidential

Issue 11 (2010-11-10)