Huawei BBU3900 User manual

BBU3900 GSM
V300R008
User Guide
Issue 04
Date 2008-09-05
Part Number
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd

Huawei Technologies Co., Ltd. provides customers with comprehensive technical support and service. For any
assistance, please contact our local office or company headquarters.
Huawei Technologies Co., Ltd.
Address: Huawei Industrial Base
Bantian, Longgang
Shenzhen 518129
People's Republic of China
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Email: [email protected]
Copyright © Huawei Technologies Co., Ltd. 2008. All rights reserved.
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consent of Huawei Technologies Co., Ltd.
Trademarks and Permissions
and other Huawei trademarks are the property of Huawei Technologies Co., Ltd.
All other trademarks and trade names mentioned in this document are the property of their respective holders.
Notice
The information in this document is subject to change without notice. Every effort has been made in the
preparation of this document to ensure accuracy of the contents, but the statements, information, and
recommendations in this document do not constitute a warranty of any kind, express or implied.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd

Contents
About This Document.....................................................................................................................1
1 Safety Information.....................................................................................................................1-1
1.1 Safety Precautions...........................................................................................................................................1-1
1.2 Electricity Safety.............................................................................................................................................1-3
1.3 Inflammable Environment...............................................................................................................................1-5
1.4 Battery.............................................................................................................................................................1-5
1.5 Radiation.........................................................................................................................................................1-7
1.6 Working at Heights.........................................................................................................................................1-9
1.7 Mechanical Safety.........................................................................................................................................1-11
1.8 Others............................................................................................................................................................1-12
2 BBU3900 Hardware....................................................................................................................2-1
2.1 BBU3900 Equipment......................................................................................................................................2-2
2.1.1 Appearance of the BBU3900.................................................................................................................2-2
2.1.2 Boards and Module of the BBU3900.....................................................................................................2-2
2.2 BBU3900 Cables...........................................................................................................................................2-14
2.2.1 BBU3900 Cable List............................................................................................................................2-15
2.2.2 PGND Cable.........................................................................................................................................2-16
2.2.3 Power Cable.........................................................................................................................................2-16
2.2.4 E1 Cable...............................................................................................................................................2-17
2.2.5 E1 Surge Protection Transfer Cable.....................................................................................................2-19
2.2.6 Monitoring Signal Cable Between the APMI and the BBU................................................................2-21
2.2.7 CPRI Optical Cable..............................................................................................................................2-21
2.2.8 Alarm Cable.........................................................................................................................................2-22
2.3 BBU3900 Auxiliary Equipment....................................................................................................................2-23
2.3.1 APM30.................................................................................................................................................2-23
2.3.2 DCDU-03B...........................................................................................................................................2-24
3 Maintaining BBU3900 Hardware............................................................................................3-1
3.1 Maintenance Items of the BBU.......................................................................................................................3-2
3.2 Powering On and Powering Off the BBU.......................................................................................................3-2
3.2.1 Powering On the BBU............................................................................................................................3-2
3.2.2 Powering Off the BBU...........................................................................................................................3-3
3.3 Replacing the BBU Parts.................................................................................................................................3-4
BBU3900 GSM
User Guide Contents
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3.3.1 Replacing the UBFU..............................................................................................................................3-5
3.3.2 Replacing a UPEU.................................................................................................................................3-7
3.3.3 Replacing the UEIU.............................................................................................................................3-10
3.3.4 Replacing the GTMU...........................................................................................................................3-11
3.3.5 Replacing the UELP.............................................................................................................................3-15
3.3.6 Replacing the Optical Module..............................................................................................................3-16
Contents
BBU3900 GSM
User Guide
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Copyright © Huawei Technologies Co., Ltd
Issue 04 (2008-09-05)

Figures
Figure 1-1 Wearing an ESD wrist strap...............................................................................................................1-5
Figure 1-2 Lifting a weight................................................................................................................................1-10
Figure 1-3 Slant angle........................................................................................................................................1-11
Figure 1-4 One meter higher than the eave........................................................................................................1-11
Figure 2-1 BBU3900............................................................................................................................................2-2
Figure 2-2 Typical configuration of the BBU3900..............................................................................................2-4
Figure 2-3 Panel of the UEIU...............................................................................................................................2-5
Figure 2-4 Panel of the GTMU............................................................................................................................2-6
Figure 2-5 Panel of the UELP ...........................................................................................................................2-10
Figure 2-6 DIP switch on the UELP .................................................................................................................2-11
Figure 2-7 Panel of the UBFA...........................................................................................................................2-12
Figure 2-8 Panel of the UPEA............................................................................................................................2-13
Figure 2-9 Panel of the UPEB............................................................................................................................2-13
Figure 2-10 PGND cable....................................................................................................................................2-16
Figure 2-11 Power cable.....................................................................................................................................2-17
Figure 2-12 E1 cable..........................................................................................................................................2-18
Figure 2-13 E1 surge protection transfer cable..................................................................................................2-20
Figure 2-14 Monitoring signal cable between the APMI and the BBU.............................................................2-21
Figure 2-15 CPRI optical cable..........................................................................................................................2-22
Figure 2-16 Alarm cable.....................................................................................................................................2-22
Figure 2-17 DCDU-03B.....................................................................................................................................2-24
Figure 2-18 Ports on the DCDU-03B panel.......................................................................................................2-25
Figure 3-1 Loosening the screws..........................................................................................................................3-5
Figure 3-2 Checking whether the UBFU runs normally......................................................................................3-6
Figure 3-3 Querying UBFU alarms......................................................................................................................3-7
Figure 3-4 Loosening the screws..........................................................................................................................3-8
Figure 3-5 Checking whether the UPEU runs properly.......................................................................................3-9
Figure 3-6 Querying the alarm information of the UPEU..................................................................................3-10
Figure 3-7 Loosening the screws........................................................................................................................3-11
Figure 3-8 Loosening the screws........................................................................................................................3-12
Figure 3-9 Checking whether the GTMU runs properly....................................................................................3-13
Figure 3-10 Querying the software version of the GTMU.................................................................................3-14
Figure 3-11 Querying GTMU alarms.................................................................................................................3-15
BBU3900 GSM
User Guide Figures
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Figure 3-12 Loosening the screws......................................................................................................................3-16
Figure 3-13 Checking whether the CPRI signal transmission is resumed.........................................................3-18
Figures
BBU3900 GSM
User Guide
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Issue 04 (2008-09-05)

Tables
Table 2-1 Board configuration principles of the BBU3900.................................................................................2-3
Table 2-2 Ports on the UEIU................................................................................................................................2-5
Table 2-3 LEDs on the GTMU.............................................................................................................................2-6
Table 2-4 Ports on the GTMU panel....................................................................................................................2-7
Table 2-5 Settings of S1.......................................................................................................................................2-8
Table 2-6 Settings of S2.......................................................................................................................................2-9
Table 2-7 Settings of S4.......................................................................................................................................2-9
Table 2-8 Settings of S5.......................................................................................................................................2-9
Table 2-9 Ports on the panel of the UELP..........................................................................................................2-10
Table 2-10 DIP switch on the UELP .................................................................................................................2-11
Table 2-11 LED on the UBFA...........................................................................................................................2-12
Table 2-12 LED on the UPEU............................................................................................................................2-14
Table 2-13 Ports on the UPEU...........................................................................................................................2-14
Table 2-14 Cable list...........................................................................................................................................2-15
Table 2-15 Pin assignment for wires of the -48 V power cable.........................................................................2-17
Table 2-16 Pin assignment for wires of the +24 V power cable........................................................................2-17
Table 2-17 Pin assignment for the wires of the 75-ohm E1 coaxial cable.........................................................2-18
Table 2-18 Pin assignment for the wires of the 120-ohm E1 twisted pair cable................................................2-19
Table 2-19 Pin assignment for the wires of the E1 surge protection transfer cable...........................................2-20
Table 2-20 Pin assignment for the wires of the monitoring signal cable between the APMI and the BBU......2-21
Table 2-21 Pin assignment for the fiber tails of the CPRI optical cable............................................................2-22
Table 2-22 Pin assignment for the wires of the alarm cable...............................................................................2-23
Table 2-23 Parameters for the ports on the DCDU-03B panel...........................................................................2-25
Table 3-1 Maintenance items associated with the BBU.......................................................................................3-2
BBU3900 GSM
User Guide Tables
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Copyright © Huawei Technologies Co., Ltd
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About This Document
Purpose
This document provides an overview of the BBU3900 GSM hardware for the planning and
deployment of the BBU3900 GSM. It describes the BBU3900 GSM boards and modules, ports
and related functions, categories of cables, and specifications and installation positions of the
connectors. This document also presents various installation modes and maintenance
information of the BBU3900 GSM.
Product Version
The following table lists the product version related to this document.
Product Name Product Version
BBU3900 GSM(referred to as
BBU3900 in this manual)
V300R008
Intended Audience
This document is intended for:
lBBU3900 installers
lMaintenance engineers
lTechnical support engineers
Change History
For changes in the document, refer to Changes in BBU3900 GSM User Guide.
Organization
1 Safety Information
2 BBU3900 Hardware
This describes the boards, modules, cables, and auxiliary equipment of the BBU3900 to provide
reference for planning the deployment of the DBS3900.
BBU3900 GSM
User Guide About This Document
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Copyright © Huawei Technologies Co., Ltd
1

3 Maintaining BBU3900 Hardware
After the site is put into use, routine maintenance on the BBU is required to ensure that it runs
properly in the long term.
Conventions
1. Symbol Conventions
The following symbols may be found in this document. They are defined as follows
Symbol Description
DANGER
Indicates a hazard with a high level of risk that, if not avoided,
will result in death or serious injury.
WARNING
Indicates a hazard with a medium or low level of risk which, if
not avoided, could result in minor or moderate injury.
CAUTION
Indicates a potentially hazardous situation that, if not avoided,
could cause equipment damage, data loss, and performance
degradation, or unexpected results.
TIP Indicates a tip that may help you solve a problem or save your
time.
NOTE Provides additional information to emphasize or supplement
important points of the main text.
2. General Conventions
Convention Description
Times New Roman Normal paragraphs are in Times New Roman.
Boldface Names of files,directories,folders,and users are in boldface. For
example,log in as user root .
Italic Book titles are in italics.
Courier New Terminal display is in Courier New.
3. Command Conventions
Convention Description
Boldface The keywords of a command line are in boldface.
Italic Command arguments are in italic.
[ ] Items (keywords or arguments) in square brackets [ ] are optional.
About This Document
BBU3900 GSM
User Guide
2 Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
Issue 04 (2008-09-05)