Huawei Technologies RRU3804B4 Distributed NodeB Remote Radio Unit User Manual User Guide

Huawei Technologies Co.,Ltd Distributed NodeB Remote Radio Unit User Guide

Contents

User Manual 1

RRU3804V100User GuideIssue 01Date 2007-11-29Part Number 31018637Huawei Technologies Proprietary
Huawei Technologies Co., Ltd. provides customers with comprehensive technical support and service. For anyassistance, please contact our local office or company headquarters. Huawei Technologies Co., Ltd.Address: Huawei Industrial BaseBantian, LonggangShenzhen 518129People's Republic of ChinaWebsite: http://www.huawei.comEmail: support@huawei.com Copyright © 2007 Huawei Technologies Co., Ltd. All rights reserved.No part of this document may be reproduced or transmitted in any form or by any means without prior writtenconsent 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. NoticeThe information in this document is subject to change without notice. Every effort has been made in thepreparation of this document to ensure accuracy of the contents, but the statements, information, andrecommendations in this document do not constitute a warranty of any kind, express or implied.Huawei Technologies Proprietary
ContentsAbout This Document.....................................................................................................................11 Safety Information.....................................................................................................................1-11.1 Safety Precautions...........................................................................................................................................1-11.2 Electricity Safety.............................................................................................................................................1-31.3 Inflammable Environment...............................................................................................................................1-51.4 Battery.............................................................................................................................................................1-61.5 Radiation.........................................................................................................................................................1-81.6 Working at Heights.........................................................................................................................................1-91.7 Mechanical Safety.........................................................................................................................................1-111.8 Others............................................................................................................................................................1-132 RRU3804 and SRXU Hardware................................................................................................2-12.1 RRU3804 Equipment......................................................................................................................................2-22.1.1 DBS3800 Product Family......................................................................................................................2-22.1.2 Appearance of the RRU3804.................................................................................................................2-52.1.3 LEDs on the RRU3804..........................................................................................................................2-62.1.4 Ports on the RRU3804............................................................................................................................2-72.1.5 Panels of the RRU3804..........................................................................................................................2-82.1.6 Engineering Specifications of the RRU3804.......................................................................................2-102.2 SRXU Equipment..........................................................................................................................................2-112.2.1 Appearance of the SRXU.....................................................................................................................2-112.2.2 LEDs on the SRXU..............................................................................................................................2-122.2.3 Ports on the SRXU...............................................................................................................................2-132.2.4 Panels of the SRXU..............................................................................................................................2-142.2.5 Engineering Specifications of the SRXU.............................................................................................2-152.3 RRU3804 Cables...........................................................................................................................................2-152.3.1 PGND Cable of the RRU3804.............................................................................................................2-162.3.2 Power Cable of the RRU3804..............................................................................................................2-172.3.3 AISG Multi-Wire Cable of the RRU3804/SRXU................................................................................2-182.3.4 AISG Extension Cable of the RRU3804/SRXU..................................................................................2-192.3.5 BBU3806-RRU/SRXU CPRI Optical Cable.......................................................................................2-202.3.6 BBU3806C-RRU/SRXU CPRI Optical Cable.....................................................................................2-212.3.7 RF Jumper of the RRU3804/SRXU.....................................................................................................2-23RRU3804User Guide ContentsIssue 01 (2007-11-29) Huawei Technologies Proprietary i
2.3.8 Boolean/RS485 Input Cable of the RRU3804.....................................................................................2-252.4 SRXU Cables................................................................................................................................................2-272.4.1 PGND Cable of the SRXU...................................................................................................................2-272.4.2 Power Cable of the SRXU...................................................................................................................2-282.4.3 AISG Multi-Wire Cable of the RRU3804/SRXU................................................................................2-282.4.4 AISG Extension Cable of the RRU3804/SRXU..................................................................................2-292.4.5 BBU3806-RRU/SRXU CPRI Optical Cable.......................................................................................2-302.4.6 RF Jumper of the RRU3804/SRXU.....................................................................................................2-323 Installing RRU3804 and SRXU Hardware.............................................................................3-13.1 Information About the Installation..................................................................................................................3-33.1.1 Installation Modes of the RRU3804 and SRXU....................................................................................3-33.1.2 Space Requirements of the RRU3804 and SRXU.................................................................................3-63.2 Procedure for Installing the RRU3804 and SRXU.......................................................................................3-103.3 Preparing for DBS3800 Installation..............................................................................................................3-113.3.1 Unpacking the DBS3800......................................................................................................................3-123.3.2 Tools and Instruments for DBS3800 Installation.................................................................................3-133.4 Installing the RRU3804 on the Ground or Rooftop......................................................................................3-143.4.1 Installing a Single RRU3804................................................................................................................3-143.4.2 Installing Two RRU3804s....................................................................................................................3-253.4.3 Installing Three RRU3804s..................................................................................................................3-393.5 Installing the RRU3804 on the Tower..........................................................................................................3-573.5.1 Assembling the Parts of the RRU3804................................................................................................3-573.5.2 Lifting the Assembled RRU3804.........................................................................................................3-613.5.3 Installing the Assembled RRU3804 on the Tower...............................................................................3-623.6 Installing the SRXU......................................................................................................................................3-653.6.1 Installing the SRXU on a Single RRU3804.........................................................................................3-663.6.2 Installing the SRXUs on the Two RRU3804s......................................................................................3-693.6.3 Installing the SRXUs on the Three RRU3804s....................................................................................3-743.7 Installing RRU3804 and SRXU Cables........................................................................................................3-783.7.1 Cabling Specifications for the NodeB..................................................................................................3-783.7.2 Connections of RRU3804 and SRXU Cables......................................................................................3-803.7.3 Installing the PGND Cable of the RRU3804/SRXU...........................................................................3-843.7.4 Installing the -48 V DC Power Cable of the RRU3804/SRXU...........................................................3-853.7.5 Installing the RF Jumper of the RRU3804/SRXU...............................................................................3-923.7.6 Installing the AISG Multi-Wire Cable of the RRU3804/SRXU..........................................................3-943.7.7 Installing the AISG Extension Cable of the RRU3804/SRXU............................................................3-943.7.8 Installing the Boolean/RS485 Input Cable of the RRU3804...............................................................3-943.7.9 Opening and Closing the Cover Plate of the RRU3804 Cabling Cavity.............................................3-963.7.10 Opening and Closing the Cover Plate of the SRXU Cabling Cavity.................................................3-993.8 Checking RRU3804 and SRXU Hardware Installation..............................................................................3-1013.8.1 Checking the Power-On Status of the RRU3804 and SRXU.............................................................3-1023.8.2 Checklist for RRU3804 and SRXU Hardware Installation................................................................3-103ContentsRRU3804User Guideii Huawei Technologies Proprietary Issue 01 (2007-11-29)
3.8.3 Checklist for Field Cleanliness of RRU3804 and SRXU Installation...............................................3-1053.9 Installing the Housing of the RRU3804 and SRXU...................................................................................3-1054 Maintaining RRU3804 and SRXU Hardware........................................................................4-14.1 Equipment Maintenance Items for the DBS3800...........................................................................................4-24.2 Powering On/Off the RRU3804/SRXU..........................................................................................................4-24.2.1 Powering on the RRU3804/SRXU.........................................................................................................4-24.2.2 Powering off the RRU3804/SRXU........................................................................................................4-44.3 Replacing an RRU3804...................................................................................................................................4-44.4 Replacing an SRXU........................................................................................................................................4-64.5 Replacing RRU3804 and SRXU Cables.........................................................................................................4-74.5.1 Replacing the CPRI Optical Cable.........................................................................................................4-74.5.2 Replacing the RF Jumper of the RRU/SRXU........................................................................................4-84.5.3 Replacing the AISG Multi-Wire Cable of the RRU/SRXU.................................................................4-104.5.4 Replacing the AISG Extension Cable of the RRU/SRXU...................................................................4-11Index.................................................................................................................................................i-1RRU3804User Guide ContentsIssue 01 (2007-11-29) Huawei Technologies Proprietary iii
FiguresFigure 1-1 Wearing an ESD wrist strap...............................................................................................................1-5Figure 1-2 Lifting a weight................................................................................................................................1-10Figure 1-3 Slant angle........................................................................................................................................1-11Figure 1-4 One meter higher than the eave........................................................................................................1-11Figure 2-1 Function modules of the DBS3800....................................................................................................2-2Figure 2-2 RRU3804............................................................................................................................................2-5Figure 2-3 Panels of the RRU3804......................................................................................................................2-9Figure 2-4 SRXU................................................................................................................................................2-12Figure 2-5 Panels of the SRXU..........................................................................................................................2-14Figure 2-6 PGND cable......................................................................................................................................2-16Figure 2-7 2-hole terminal..................................................................................................................................2-16Figure 2-8 –48 V DC power cable.....................................................................................................................2-17Figure 2-9 AISG multi-wire cable......................................................................................................................2-18Figure 2-10 AISG extension cable.....................................................................................................................2-19Figure 2-11 CPRI optical cable..........................................................................................................................2-20Figure 2-12 Connecting the CPRI optical cable in 1 x 1 configuration (no TX diversity)................................2-21Figure 2-13 Connecting the CPRI optical cable in 3 x 1 configuration (no TX diversity)................................2-21Figure 2-14 CPRI optical cable..........................................................................................................................2-22Figure 2-15 Connecting the CPRI optical cable in 1 x 1 configuration (no TX diversity)................................2-22Figure 2-16 Connecting the CPRI optical cable in 3 x 1 configuration (no TX diversity)................................2-23Figure 2-17 Antenna jumper..............................................................................................................................2-23Figure 2-18 Interconnect jumper........................................................................................................................2-24Figure 2-19 Boolean/RS485 input cable............................................................................................................2-26Figure 2-20 PGND cable....................................................................................................................................2-27Figure 2-21 2-hole terminal................................................................................................................................2-28Figure 2-22 DC power cable..............................................................................................................................2-28Figure 2-23 AISG multi-wire cable....................................................................................................................2-29Figure 2-24 AISG extension cable.....................................................................................................................2-30Figure 2-25 CPRI optical cable..........................................................................................................................2-31Figure 2-26 Connecting the CPRI optical cable in 1 x 1 configuration (no TX diversity)................................2-31Figure 2-27 Connecting the CPRI optical cable in 3 x 1 configuration (no TX diversity)................................2-32Figure 2-28 Antenna jumper..............................................................................................................................2-32Figure 2-29 Interconnect jumper........................................................................................................................2-33RRU3804User Guide FiguresIssue 01 (2007-11-29) Huawei Technologies Proprietary v
Figure 3-1 Installation modes of one RRU3804..................................................................................................3-3Figure 3-2 Installation modes of one RRU3804 with one SRXU........................................................................3-4Figure 3-3 Installation modes of two RRU3804s.................................................................................................3-4Figure 3-4 Installation modes of two RRU3804s with two SRXUs.................................................................... 3-5Figure 3-5 Installation modes of three RRU3804s...............................................................................................3-5Figure 3-6 Installation modes of three RRU3804s with three SRXUs................................................................ 3-6Figure 3-7 Recommended space requirements of one RRU3804 with and without the SRXU (unit: mm)........ 3-7Figure 3-8 Minimal space requirements of one RRU3804 with and without the SRXU (unit: mm)...................3-8Figure 3-9 Space requirements of two combined RRU3804s (unit: mm) ...........................................................3-8Figure 3-10 Recommended space requirements of multiple RRU3804s with and without the SRXUs (unit: mm)...............................................................................................................................................................................3-9Figure 3-11 Minimal space requirements of multiple RRU3804s with and without the SRXUs (unit: mm)....3-10Figure 3-12 Mounting the upper fixture assembly.............................................................................................3-15Figure 3-13 Measuring L1 and L2.....................................................................................................................3-16Figure 3-14 Holes in the multi-purpose attachment plate..................................................................................3-16Figure 3-15 Securing the multi-purpose attachment plate on the mounting plate.............................................3-17Figure 3-16 Installing the third pole fixture.......................................................................................................3-17Figure 3-17 Installing the mounting plate..........................................................................................................3-18Figure 3-18 Mounting the lower fixture assembly.............................................................................................3-19Figure 3-19 Determining the anchor points.......................................................................................................3-20Figure 3-20 Drilling holes and installing the expansion bolt assembly ............................................................3-20Figure 3-21 Securing the mounting plate...........................................................................................................3-21Figure 3-22 One RRU3804 in ordinary mode and the other in reverse mode...................................................3-22Figure 3-23 Securing the attachment plate.........................................................................................................3-23Figure 3-24 Installing the module......................................................................................................................3-24Figure 3-25 Securing the module.......................................................................................................................3-25Figure 3-26 Holes in the multi-purpose attachment plate..................................................................................3-26Figure 3-27 Securing the multi-purpose attachment plate at the bottom of the second mounting plate............3-26Figure 3-28 Installing the second mounting plate..............................................................................................3-27Figure 3-29 Securing the second mounting plate on the first one......................................................................3-28Figure 3-30 Installing the second mounting plate..............................................................................................3-29Figure 3-31 Securing the second mounting plate...............................................................................................3-29Figure 3-32 Holes in the multi-purpose attachment plate..................................................................................3-30Figure 3-33 Securing the multi-purpose attachment plate at the bottom of the second mounting plate............3-30Figure 3-34 Installing the second mounting plate..............................................................................................3-31Figure 3-35 Securing the second mounting plate on the first one......................................................................3-32Figure 3-36 Removing the plastic housing.........................................................................................................3-33Figure 3-37 Installing the module in reverse mode in the housing....................................................................3-34Figure 3-38 Securing the attachment plate on the module in reverse mode......................................................3-34Figure 3-39 Installing the first module...............................................................................................................3-35Figure 3-40 Securing the first module................................................................................................................3-36Figure 3-41 Securing the attachment plate on the module in ordinary mode....................................................3-37Figure 3-42 Installing the second module..........................................................................................................3-37FiguresRRU3804User Guidevi Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 3-43 Securing the second module...........................................................................................................3-38Figure 3-44 Rear-mounted RRU3804s with the cabling cavities on the same side...........................................3-39Figure 3-45 Top view of the three modules using the side-mounted installation method.................................3-40Figure 3-46 Top view of the three modules using the hybrid installation method.............................................3-40Figure 3-47 Holes in the multi-purpose attachment plate..................................................................................3-41Figure 3-48 Securing the multi-purpose attachment plate at the bottom of the second mounting plate............3-41Figure 3-49 Installing the second mounting plate..............................................................................................3-42Figure 3-50 Securing the second mounting plate on the first one......................................................................3-43Figure 3-51 Installing the third mounting plate..................................................................................................3-44Figure 3-52 Securing the third mounting plate on the first one.........................................................................3-45Figure 3-53 Holes in the multi-purpose attachment plate..................................................................................3-45Figure 3-54 Securing the multi-purpose attachment plate at the bottom of the second mounting plate............3-46Figure 3-55 Installing the second mounting plate..............................................................................................3-46Figure 3-56 Securing the second mounting plate on the first one......................................................................3-47Figure 3-57 Installing the third mounting plate..................................................................................................3-48Figure 3-58 Securing the third mounting plate on the first one.........................................................................3-49Figure 3-59 Securing the attachment plate on the first module..........................................................................3-50Figure 3-60 Installing the first module...............................................................................................................3-51Figure 3-61 Securing the first module................................................................................................................3-52Figure 3-62 Removing the plastic housing.........................................................................................................3-52Figure 3-63 Installing the module in reverse mode in the housing....................................................................3-53Figure 3-64 Securing the attachment plate on the module in reverse mode......................................................3-53Figure 3-65 Installing the second module..........................................................................................................3-54Figure 3-66 Securing the second module...........................................................................................................3-55Figure 3-67 Installing the third module..............................................................................................................3-56Figure 3-68 Securing the third module...............................................................................................................3-57Figure 3-69 Securing the attachment plate.........................................................................................................3-58Figure 3-70 Holes in the multi-purpose attachment plate..................................................................................3-58Figure 3-71 Securing the multi-purpose attachment plate.................................................................................3-59Figure 3-72 Installing a pole fixture...................................................................................................................3-59Figure 3-73 Assembling the module and mounting plate..................................................................................3-60Figure 3-74 Securing the module and mounting plate.......................................................................................3-61Figure 3-75 Assembled RRU3804 tied with the rope........................................................................................3-61Figure 3-76 Mounting the upper fixture assembly.............................................................................................3-62Figure 3-77 Measuring L1 and L2.....................................................................................................................3-63Figure 3-78 Installing the assembled RRU3804................................................................................................3-64Figure 3-79 Mounting the lower fixture assembly.............................................................................................3-65Figure 3-80 SRXU installed on the single RRU3804........................................................................................3-66Figure 3-81 Removing the plastic housing.........................................................................................................3-67Figure 3-82 Securing the connecting boards......................................................................................................3-67Figure 3-83 Securing the attachment plate on the SRXU..................................................................................3-68Figure 3-84 Installing the SRXU........................................................................................................................3-68RRU3804User Guide FiguresIssue 01 (2007-11-29) Huawei Technologies Proprietary vii
Figure 3-85 Securing the SRXU........................................................................................................................3-69Figure 3-86 SRXUs installed on the two RRU3804s.........................................................................................3-70Figure 3-87 Removing the plastic housings.......................................................................................................3-70Figure 3-88 Securing the connecting boards on the RRU3804 module in ordinary mode................................3-71Figure 3-89 Securing the attachment plate on the first SRXU...........................................................................3-71Figure 3-90 Installing the first SRXU................................................................................................................3-72Figure 3-91 Securing the first SRXU.................................................................................................................3-73Figure 3-92 Removing the plastic housings.......................................................................................................3-73Figure 3-93 SRXUs installed on the two rear-mounted RRU3804s..................................................................3-74Figure 3-94 SRXUs installed on the three RRU3804s.......................................................................................3-75Figure 3-95 Removing the plastic housings.......................................................................................................3-75Figure 3-96 Securing the connecting boards......................................................................................................3-76Figure 3-97 Installing the third SRXU...............................................................................................................3-77Figure 3-98 Securing the third SRXU................................................................................................................3-77Figure 3-99 Cable connections of one RRU3804 without the SRXU................................................................3-81Figure 3-100 Cable connections of one RRU3804 with the SRXU...................................................................3-82Figure 3-101 Cable connections of multiple RRU3804s without the SRXUs...................................................3-83Figure 3-102 Cable connections of multiple RRU3804s with the SRXUs........................................................3-83Figure 3-103 Connecting the PGND cable (1)...................................................................................................3-84Figure 3-104 Connecting the PGND cable (2)...................................................................................................3-85Figure 3-105 Connecting the OT terminal.........................................................................................................3-85Figure 3-106 Power cable with two OT terminals.............................................................................................3-86Figure 3-107 Determining lengths of power cable for different operation........................................................3-86Figure 3-108 Stripping the cable........................................................................................................................3-87Figure 3-109 Two OT terminals on the power cable.........................................................................................3-87Figure 3-110 Removing the jacket from the power cable..................................................................................3-88Figure 3-111 Cable troughs in the cabling cavity..............................................................................................3-88Figure 3-112 Opening the cover.........................................................................................................................3-89Figure 3-113 Twisting the shielding layer into one strand.................................................................................3-90Figure 3-114 Crimping the shielding layer and the PGND cable......................................................................3-91Figure 3-115 Power cable with the heat-shrinkable tube...................................................................................3-91Figure 3-116 Waterproofed joints......................................................................................................................3-93Figure 3-117 Cable troughs in the cabling cavity..............................................................................................3-95Figure 3-118 Loosening the six captive screws.................................................................................................3-97Figure 3-119 Opening the cover plate................................................................................................................3-97Figure 3-120 Tightening the screws...................................................................................................................3-98Figure 3-121 Loosening the six captive screws.................................................................................................3-99Figure 3-122 Opening the cover plate..............................................................................................................3-100Figure 3-123 Tightening the screws.................................................................................................................3-101Figure 3-124 Installing the housing..................................................................................................................3-106Figure 3-125 Securing the housing..................................................................................................................3-106FiguresRRU3804User Guideviii Huawei Technologies Proprietary Issue 01 (2007-11-29)
TablesTable 2-1 LEDs on the RRU3804........................................................................................................................ 2-6Table 2-2 Power supply port on the RRU3804.................................................................................................... 2-7Table 2-3 Transmission ports on the RRU3804...................................................................................................2-7Table 2-4 Alarm port on the RRU3804................................................................................................................2-7Table 2-5 Specifications for the alarm port on the RRU3804..............................................................................2-8Table 2-6 Other ports on the RRU3804................................................................................................................2-8Table 2-7 Ports and LEDs on the panels of the RRU3804.................................................................................2-10Table 2-8 Power input to the RRU3804.............................................................................................................2-11Table 2-9 LEDs on the SRXU............................................................................................................................2-12Table 2-10 Power supply ports on the SRXU....................................................................................................2-13Table 2-11 Transmission ports on the SRXU.....................................................................................................2-13Table 2-12 Other ports on the SRXU.................................................................................................................2-13Table 2-13 Ports and LEDs on the panels of the SRXU....................................................................................2-15Table 2-14 Pin assignment for the wires of the –48 V DC power cable (North American Standard)...............2-17Table 2-15 Pin assignment for the wires of the –48 V DC power cable (European Standard)..........................2-17Table 2-16 Pin assignment for the wires of the AISG multi-wire cable............................................................2-18Table 2-17 Pin assignment for the wires of the AISG extension cable..............................................................2-19Table 2-18 Pin assignment for the fiber tails......................................................................................................2-20Table 2-19 Pin assignment for the fiber tails of the CRPI optical cable............................................................2-22Table 2-20 RF jumper connections of the RRU3804.........................................................................................2-24Table 2-21 Pin assignment for the wires of the Boolean/RS485 input cable.....................................................2-26Table 2-22 Pin assignment for the wires of the DC power cable.......................................................................2-28Table 2-23 Pin assignment for the wires of the AISG multi-wire cable............................................................2-29Table 2-24 Pin assignment for the wires of the AISG extension cable..............................................................2-30Table 2-25 Pin assignment for the fiber tails......................................................................................................2-31Table 3-1 Tools and instruments........................................................................................................................3-13Table 3-2 Connecting the antenna jumper to the appropriate RF port...............................................................3-92Table 3-3 Checklist for equipment installation................................................................................................3-103Table 3-4 Checklist for the power cable and PGND cable connections...........................................................3-104Table 3-5 Checklist for signal cable connections.............................................................................................3-104Table 3-6 Checklist for field cleanliness..........................................................................................................3-105Table 4-1 Equipment maintenance items for the DBS3800.................................................................................4-2Table 4-2 LEDs on the RRU3804........................................................................................................................ 4-3RRU3804User Guide TablesIssue 01 (2007-11-29) Huawei Technologies Proprietary ix
Table 4-3 LEDs on the SRXU..............................................................................................................................4-3TablesRRU3804User Guidex Huawei Technologies Proprietary Issue 01 (2007-11-29)
About This DocumentPurposeThis document describes the RRU3804 hardware and provides instructions in hardwareinstallation, cable connections, hardware installation check, and hardware maintenance.Product VersionThe following table lists the product version related to this document.Product Name Product VersionRRU3804 V100R009 Intended AudienceThis document is intended for:lNodeB installerslSystem engineerslSite maintainersChange HistoryFor changes in the document, refer to Changes in RRU3804 User Guide.Organization1 Safety Information2 RRU3804 and SRXU HardwareThis describes the RRU3804 equipment, SRXU equipment, and related cables.3 Installing RRU3804 and SRXU HardwareThis describes how to install the hardware, route the cables, and check the hardware installationof the RRU3804 and SRXU.4 Maintaining RRU3804 and SRXU HardwareRRU3804User Guide About This DocumentIssue 01 (2007-11-29) Huawei Technologies Proprietary 1
After the RRU3804 and SRXU are deployed, accepted, and put into use, routine maintenanceis performed to ensure the functionality of the modules.Conventions1. Symbol ConventionsThe following symbols may be found in this document. They are defined as followsSymbol DescriptionDANGERIndicates a hazard with a high level of risk that, if not avoided,will result in death or serious injury.WARNINGIndicates a hazard with a medium or low level of risk which, ifnot avoided, could result in minor or moderate injury.CAUTIONIndicates a potentially hazardous situation that, if not avoided,could cause equipment damage, data loss, and performancedegradation, or unexpected results.TIP Indicates a tip that may help you solve a problem or save yourtime.NOTE Provides additional information to emphasize or supplementimportant points of the main text.2. General ConventionsConvention DescriptionTimes New Roman Normal paragraphs are in Times New Roman.Boldface Names of files,directories,folders,and users are in boldface. Forexample,log in as user root .Italic Book titles are in italics.Courier New Terminal display is in Courier New.3. Command ConventionsConvention DescriptionBoldface 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 DocumentRRU3804User Guide2 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Convention Description{x | y | ...} Alternative items are grouped in braces and separated by verticalbars.One is selected.[ x | y | ... ] Optional alternative items are grouped in square brackets andseparated by vertical bars.One or none is selected.{ x | y | ... } * Alternative items are grouped in braces and separated by verticalbars.A minimum of one or a maximum of all can be selected.[ x | y | ... ] * Alternative items are grouped in braces and separated by verticalbars.A minimum of zero or a maximum of all can be selected.4. GUI ConventionsConvention DescriptionBoldface Buttons,menus,parameters,tabs,window,and dialog titles are inboldface. For example,click OK.>Multi-level menus are in boldface and separated by the ">" signs.For example,choose File > Create > Folder .5. Keyboard OperationConvention DescriptionKey Press the key.For example,press Enter and press Tab.Key1+Key2 Press the keys concurrently.For example,pressing Ctrl+Alt+Ameans the three keys should be pressed concurrently.Key1,Key2 Press the keys in turn.For example,pressing Alt,A means the twokeys should be pressed in turn.6. Mouse OperationAction DescriptionClick Select and release the primary mouse button without moving thepointer.Double-click Press the primary mouse button twice continuously and quicklywithout moving the pointer.Drag Press and hold the primary mouse button and move the pointerto a certain position.RRU3804User Guide About This DocumentIssue 01 (2007-11-29) Huawei Technologies Proprietary 3
1 Safety Information1.1 Safety PrecautionsThis section describes certain safety precautions. Read and follow these safety precautionsbefore installing, operating, and maintaining Huawei devices.This manual can also help tochoose the measurement device and testing device.Following All Safety PrecautionsBefore any operation, read the instructions and precautions in this document carefully tominimize the possibility of accidents.The Danger, Caution, and Note items in the documents do not cover all the safety precautionsthat must be followed. They only provide the generic safety precautions for operations.SymbolsDANGERThis symbol indicates that casualty or serious accident may occur if you ignore the safetyinstruction.CAUTIONThis symbol indicates that serious or major injury may occur if you ignore the safetyinstruction.NOTEThis symbol indicates that the operation may be easier if you pay attention to the safety instruction.RRU3804User Guide 1 Safety InformationIssue 01 (2007-11-29) Huawei Technologies Proprietary 1-1
Complying with the Local Safety RegulationsWhen operating the device, comply with the local safety regulations. The safety precautionsprovided in the documents are supplementary. You must comply with the local safetyregulations.General Installation RequirementsThe personnel in charge of installation and maintenance must be trained and master the correctoperating methods and safety precautions before beginning work.The rules for installing and maintaining the device are as follows:lOnly the trained and qualified personnel can install, operate and maintain the device.lOnly the qualified specialists are allowed to remove the safety facilities, and repair thedevice.lAny replacement of the device or part of the device (including the software) or any changemade to the device must be performed by qualified or authorized personnel of Huawei.lAny fault or error that might cause safety problems must be reported immediately to thepersonnel in charge.Grounding RequirementsThe following requirements are applicable to the device to be grounded:lGround the device before installation and remove the ground cable after uninstallation.lDo not operate the device in the absence of a ground conductor. Do not damage the groundconductor.lThe unit (or system) must be permanently connected to the protection ground beforeoperation. Check the electrical connection of the device before operation and ensure thatthe device is reliably grounded.Safety of PersonnelEnsure the following:lWhen lightning strikes, do not operate the device and cables.lWhen lightning strikes, unplug the AC power connector. Do not use the fixed terminal ortouch the terminal or antenna connector.NOTEThe previous two requirements are suitable for the wireless fixed terminal.lTo prevent electric shock, do not connect safety extra-low voltage (SELV) circuits totelecommunication network voltage (TNV) circuits.lTo prevent laser radiation from injuring your eyes, never look into the optical fiber outletwith unaided eyes.lTo prevent electric shock and burns, wear the electrostatic discharge (ESD) clothing, glovesand wrist strap, and remove conductors such as jewelry and watch before operation.1 Safety InformationRRU3804User Guide1-2 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Device SafetylBefore operation, the device must be secured on the floor or other fixed objects, such asthe walls and the mounting racks.lDo not block ventilation openings while the system is running.lWhen installing the panel, tighten the screw with the tool.1.2 Electricity SafetyHigh VoltageDANGERlThe high voltage power supply provides power for running the system. Direct contactwith the high voltage power supply or contact through damp objects may result in fataldanger.lNon-standard and improper high voltage operations may result in fire and electric shock.lThe personnel who install the AC facility must be qualified to perform operations on highvoltage and AC power supply facilities.lWhen installing the AC power supply facility, follow the local safety regulations.lWhen operating the AC power supply facility, follow the local safety regulations.lWhen operating the high voltage and AC power supply facilities, use the specific toolsinstead of common tools.lWhen the operation is performed in a damp environment, ensure that water is kept off thedevice. If the cabinet is damp or wet, shut down the power supply immediately.ThunderstormThe following requirements are suitable only for the wireless base station or the device with anantenna or GPS antenna.DANGERIn a thunderstorm, do not perform operations on high voltage and AC power supply facilitiesor on a steel tower and mast.RRU3804User Guide 1 Safety InformationIssue 01 (2007-11-29) Huawei Technologies Proprietary 1-3
High Electrical LeakageCAUTIONGround the device before powering on the device. Otherwise, the personnel and device arein danger.If the "high electrical leakage" flag is stuck to the power terminal of the device, you must groundthe device before powering it on.Power CableCAUTIONDo not install and remove the power cable with a live line. Transient contact between thecore of the power cable and the conductor may generate electric arc or spark, which maycause fire or eye injury.lBefore installing or removing the power cable, turn off the power switch.lBefore connecting the power cable, ensure that the power cable and label comply with therequirements of the actual installation.FuseCAUTIONTo ensure that the system runs safely, when a fuse blows, replace it with a fuse of the sametype and specifications.Electrostatic DischargeCAUTIONThe static electricity generated by the human body may damage the electrostatic sensitivecomponents on the circuit board, such as the large-scale integrated circuit (LIC).In the following situations, the human body generates a static electromagnetic field:lMovement of body partslClothes frictionlFriction between shoes and the ground1 Safety InformationRRU3804User Guide1-4 Huawei Technologies Proprietary Issue 01 (2007-11-29)
lHolding plastic in handThe static electromagnetic field will remain within the human body for a long time.Before contacting the device, plug boards, circuit boards, and application specific integratedcircuits (ASICs), wear a grounded ESD wrist strap. It can prevent the sensitive components frombeing damaged by the static electricity in the human body.Figure 1-1shows how to wear an ESD wrist strap.Figure 1-1 Wearing an ESD wrist strapNOTEFor the GSM dual density base station,you need not wear an ESD wrist strap.1.3 Inflammable EnvironmentDANGERDo not place the device in the environment that has inflammable and explosive air or fog.Do not perform any operation in this environment.Any operation of the electrical device in the inflammable environment causes danger.RRU3804User Guide 1 Safety InformationIssue 01 (2007-11-29) Huawei Technologies Proprietary 1-5
1.4 BatteryStorage BatteryDANGERBefore handling the storage battery, read the safety precautions for the handling andconnection of the storage battery.Incorrect operation of storage batteries may cause danger. During operation, ensure thefollowing:lPrevent any short-circuit.lPrevent the electrolyte from overflowing and leakage.Electrolyte overflow may damage the device. It will corrode the metal parts and the circuitboards, and ultimately damage the device and cause short-circuit of the circuit boards.General OperationsBefore installing and maintaining the storage battery, ensure the following:lUse special insulation tools.lUse eye protection devices and operate with care.lWear rubber gloves and an apron in case of an electrolyte overflow.lAlways keep the battery upright when moving. Do not place the battery upside down or tiltit.Short-CircuitDANGERShort-circuit of the battery may cause injury. Although the voltage of a battery is low, hightransient current generated by short-circuit will release a surge of power.Keep metal objects away from the battery to prevent short circuit. If they have to be used,disconnect the battery in use before performing any other operation.1 Safety InformationRRU3804User Guide1-6 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Harmful GasCAUTIONlDo not use unsealed lead-acid storage batteries, because the gas emitted from it mayresult in fire or device corrosion.lLay the storage battery horizontally and fix it properly.The lead-acid storage battery in use will emit flammable gas. Therefore, store it in a place withgood ventilation and take precautions against fire.High TemperatureCAUTIONHigh temperature may result in distortion, damage, and electrolyte overflow of the battery.When the temperature of the battery exceeds 60oC, check whether there is acid overflow. If acidoverflow occurs, handle the acid immediately.AcidCAUTIONIf the acid overflows, it should be absorbed and neutralized immediately.When handling a leaky battery, protect against the possible damage caused by the acid. Use thefollowing materials to absorb and neutralize acid spills:lSodium bicarbonate (baking soda):NaHCO3lSodium carbonate (soda):Na2CO3Antacids must be used according to the instructions provided by the battery manufacturer.Lithium BatteryCAUTIONThere is danger of explosion if the battery is incorrectly replaced.lReplace the lithium battery with the same or equivalent type recommended by themanufacturer.RRU3804User Guide 1 Safety InformationIssue 01 (2007-11-29) Huawei Technologies Proprietary 1-7
lDispose of the used battery according to the instructions provided by the manufacturer.lDo not dispose of the lithium battery in fire.1.5 RadiationElectromagnetic Field ExposureCAUTIONHigh power radio-frequency signals are harmful to human body.Before installing or maintaining an antenna on a steel tower or mast with a large number oftransmitter antennas, the operator should coordinate with all parties to ensure that the transmitterantennas are shut down.The base transceiver station (BTS) has RF radiation (radiation hazard). Suggestions for theinstallation and operation of BTSs are given in the following section. Operators are also requiredto comply with the related local regulations on erecting BTSs.lThe antenna should be located in an area that is inaccessible to the public where the RFradiation exceeds the stipulated value.lIf the areas where RF radiation exceeds the stipulated value are accessible to workers,ensure that workers know where these areas are. They can shut down the transmitters beforeentering these areas. Such areas may not exist; but if they exist, the areas must be within arange of less than 10 m around the antennas.lEach forbidden zone should be indicated by a physical barrier and striking sign to warn thepublic or workers.LaserCAUTIONWhen handling optical fibers, do not stand close to, or look into the optical fiber outlet withunaided eyes.Laser transceivers or transmitters are used in the optical transmission system and associated testtools. Because the laser that is transmitted through the optical fiber produces a small beam oflight, it has a very high power density and is invisible to human eyes. If a beam of light entersthe eye, the retina may be damaged.Normally, staring into the end of an unterminated optical fiber or broken optical fiber with theunaided eyes from a distance of more than 150 mm (6 inches) will not cause eye injury. Eyesmay, however, be damaged if an optical tool such as a microscope, magnifying glass or eyeloupe is used to stare into the bare optical fiber end.Read the following guidelines to prevent laser radiation:1 Safety InformationRRU3804User Guide1-8 Huawei Technologies Proprietary Issue 01 (2007-11-29)
lOnly the trained and authorized personnel can perform the operation.lWear a pair of eye-protective glasses when you are handling lasers or optical fibers.lEnsure that the optical source is switched off before disconnecting optical fiber connectors.lNever look into the end of an exposed optical fiber or an open connector if you cannotensure that the optical source is switched off.lTo ensure that the optical source is switched off, use an optical power meter.lBefore opening the front door of an optical transmission system, ensure that you are notexposed to laser radiation.lNever use an optical tool such as a microscope, a magnifying glass, or an eye loupe to lookinto the optical fiber connector or end.Read the following instructions before handling optical fibers:lOnly the trained personnel can cut and splice optical fibers.lBefore cutting or splicing an optical fiber, ensure that the optical fiber is disconnected fromthe optical source. After disconnecting the optical fiber, use protecting caps to protect allthe optical connectors.1.6 Working at HeightsCAUTIONWhen working at heights, ensure that the objects do not fall.When working at heights, ensure that the following requirements must be met:lThe personnel who work at heights must be trained.lThe operating machines and tools should be carried and handled safely to prevent themfrom falling.lSafety measures, such as wearing a helmet and a safety belt, should be taken.lIn cold regions, warm clothes should be worn before working at heights.lEnsure that the lifting appliances are well prepared for working at heights.Lifting WeightsCAUTIONDo not access the areas under the arm of the crane and the goods in suspension when liftingweights.lEnsure that the operators have been trained and qualified.lCheck the weight lifting tools and ensure that they are intact.RRU3804User Guide 1 Safety InformationIssue 01 (2007-11-29) Huawei Technologies Proprietary 1-9
lLift the weight only when the weight lifting tools are firmly mounted onto the weight-bearing object or the wall.lUse a concise instruction to prevent incorrect operation.lThe angle between the two cables should be less than or equal to 90o in the lifting of weights(SeeFigure 1-2）.Figure 1-2 Lifting a weightSafety Guide on Ladder UseChecking the LadderlCheck the ladder before using it. Check the maximum weight that the ladder can support.lNever overload the ladder.Placing the LadderlThe slant angle is preferred to be 75o. The slant can be measured with the angle square orwith arms, as shown inFigure 1-3.When using a ladder, place the wider end of the ladderon the ground and take protective measures on the base of the ladder against slippage. Placethe ladder on a stable ground.When climbing the ladder, ensure the following:lThe gravity of the body does not shift from the edge of the ladder.lKeep balance on the ladder before performing any operation.lDo not climb higher than the fourth highest step of the ladder.If you tend to climb to the roof, the length of the ladder should be at least one meter higher thanthe eave, as shown inFigure 1-4.1 Safety InformationRRU3804User Guide1-10 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 1-3 Slant angleFigure 1-4 One meter higher than the eave1.7 Mechanical SafetyDrillingCAUTIONDo not drill on the cabinet without permission. Inappropriate drilling on the cabinet maydamage the electromagnetic shielding and internal cables. Metal shavings from the drillingmay result in a short-circuit of the circuit board if they get into the cabinet.lBefore drilling a hole on the cabinet, remove the cables from the cabinet.RRU3804User Guide 1 Safety InformationIssue 01 (2007-11-29) Huawei Technologies Proprietary 1-11
lDuring the drilling, wear blinkers to protect your eyes.lDuring the drilling, wear the protective gloves.lPrevent the metal shavings from getting into the cabinet. After drilling, clean the metalshavings in time.Handling Sharp ObjectsCAUTIONWhen carrying the device by hand, wear the protective gloves to prevent injury by sharpobjects.Handling FanslWhen replacing a component, place the component, screw, and tool at a safe place to preventthem from falling into the running fan.lWhen replacing the ambient equipment around the fan, do not place the finger or boardinto the running fan until the fan is switched off and stops running.Moving Heavy ObjectsWear the protective gloves when moving heavy objects.CAUTIONlBe careful when moving heavy objects.lWhen moving the chassis outwards, be aware about the unfixed or heavy objects on thechassis to prevent injury.lTwo persons should be available to move a chassis; one person must not move a heavychassis. When moving a chassis, keep your back straight and move stably to prevent asprain.lWhen moving or lifting a chassis, hold the handle or bottom of the chassis. Do not hold thehandle of the installed modules in the chassis, such as the power module, fan module, orboard.1 Safety InformationRRU3804User Guide1-12 Huawei Technologies Proprietary Issue 01 (2007-11-29)
1.8 OthersInserting and Removing a BoardCAUTIONWhen inserting a board, wear the ESD wrist strap or gloves. Insert the board gently to preventany bent pins on the backplane.lInsert the board along the guide rail.lAvoid contact of one board with another to prevent short-circuit or damage.lDo not remove the active board before powering off.lWhen holding a board in hand, do not touch the board circuit, components, connectors, orconnection slots.Bundling Signal CablesCAUTIONBundle the signal cables separately from the strong current cables or high voltage cables.Cabling RequirementsAt a very low temperature, movement of the cable may damage the plastic skin of the cable. Toensure the construction safety, comply with the following requirements:lWhen installing cables, ensure that the environment temperature is above 0oC.lIf cables are stored in the place below 0oC, move the cables into a place at a roomtemperature and store the cables for more than 24 hours before installation.lMove the cables with care, especially at a low temperature. Do not drop the cables directlyfrom the vehicle.RRU3804User Guide 1 Safety InformationIssue 01 (2007-11-29) Huawei Technologies Proprietary 1-13
2 RRU3804 and SRXU HardwareAbout This ChapterThis describes the RRU3804 equipment, SRXU equipment, and related cables.2.1 RRU3804 EquipmentThe RRU3804 is an outdoor remote radio unit. The RRU3804 that is connected to the SRXUsupports 4-way RX diversity.2.2 SRXU EquipmentThe SRXU is an extended RF interface module that provides two RX channels for RF signals.2.3 RRU3804 CablesThe RRU3804 cables include the PGND cable, power cable, AISG multi-wire cable, AISGextension cable, CPRI optical cable, RF jumper, and Boolean input cable.2.4 SRXU CablesThe SRXU cables include the PGND cable, power cable, AISG multi-wire cable, AISGextension cable, CPRI optical cable, and RF jumper.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-1
2.1 RRU3804 EquipmentThe RRU3804 is an outdoor remote radio unit. The RRU3804 that is connected to the SRXUsupports 4-way RX diversity.The RRU3804 has the following functions:lThe RRU3804 receives RF signals from the antenna system, down-converts the signals toIF signals, and then transmits them to the BBU or the macro NodeB after amplification,analog-to-digital conversion, digital down-conversion, matched filtering, and DigitalAutomatic Gain Control (DAGC).lThe RRU3804 receives downlink baseband signals from the BBU or the macro NodeB,forwards data from its cascaded RRU3804, performs filtering and digital-to-analogconversion, and up-converts RF signals to the transmitting frequency band.lThe RRU3804 multiplexes RX and TX signals over RF channels and filters the RX signalsand TX signals. This enables the RX signals and TX signals to share the same antenna path.2.1.1 DBS3800 Product FamilyThis describes the function modules and auxiliary facilities in the DBS3800 product family.2.1.2 Appearance of the RRU3804The RRU3804 features a modular structure with its ports at the module bottom and on the cablingcavity.2.1.3 LEDs on the RRU3804The LEDs, on the LED panel of the RRU3804, indicate the running status of the RRU3804.2.1.4 Ports on the RRU3804The ports on the RRU3804 consist of grounding ports, power supply ports, transmission ports,alarm ports, and other ports.2.1.5 Panels of the RRU3804The RRU3804 has a bottom panel, a cabling cavity panel, and an LED panel.2.1.6 Engineering Specifications of the RRU3804This describes the engineering specifications for the RRU3804.2.1.1 DBS3800 Product FamilyThis describes the function modules and auxiliary facilities in the DBS3800 product family.Function Modules of the DBS3800The BBU3806, BBU3806C, RRU3801C, and RRU3804 are referred to as the function modulesof the DBS3800.Figure 2-1 Function modules of the DBS38002 RRU3804 and SRXU HardwareRRU3804User Guide2-2 Huawei Technologies Proprietary Issue 01 (2007-11-29)
FunctionModuleDescriptionBBU3806 Indoor baseband unit that processes baseband signalsBBU3806C Outdoor baseband unit that processes baseband signalsRRU3801C Outdoor remote radio unit. It receives and transmits RF signals and thentransmits the processed signals to the BBU3806 or BBU3806C.RRU3804 Outdoor remote radio unit. The RRU3804 that is connected to the SRXUsupports 4-way RX diversity. The BBU3806, BBU3806C, and RRU3801C can be combined into a BTS3803 or BTS3803C.lBTS3803: consists of one BBU3806, one RRU3801C, and the power system, whichprocesses RF and baseband signals and applies to indoor environment.lBTS3803C: consists of one BBU3806C and one to three RRU3801Cs, which processes RFand baseband signals and applies to outdoor environment.Auxiliary Facilities of the DBS3800AuxiliaryFacilityDescriptionAPM30 Auxiliary power backup system for outdoor application. The APM30provides the following functions:l–48 V DC power outputlTemperature controll2 U or 7 U space for your devices, depending on the configuration ofbatteriesFor details on the functions of the APM30, refer to the APM30 UserGuide.APM100 Auxiliary power backup system for outdoor application. The APM100provides the following functions:l–48 V DC power outputlA maximum of 60 A outputl4 U space for your devicesFor details on the functions of the APM100, refer to the APM100 UserGuide.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-3
AuxiliaryFacilityDescriptionAFB Auxiliary facility box for outdoor application. The AFB provides thefollowing functions:lFour AC power outputs and four DC power outputslAC surge protectionlTemperature controllAlarm reportingl5 U space for your devicesFor details on the functions of the AFB, refer to the AFB User Guide.OFB Outdoor facility box for DC power distribution and transmission. TheOFB provides the following functions:l11 U space for your deviceslHeat dissipationlAlarm reportingFor details on the functions of the OFB, refer to the OFB User Guide.SPD40R Outdoor AC surge protection device. The SPD40R provides thefollowing functions:lAC surge protectionlFour AC power inputslRemote fault alarm reportinglLocal fault alarm reportingFor details on the functions of the SPD40R, refer to the SPD40R UserGuide.DPD32-1-6 Indoor facility for DC power distribution. The DPD32-1-6 provides thefollowing functions:lOne DC power input at a maximum current of 32 AlSix DC power outputsFor details on the functions of the DPD32-1-6, refer to the DPD32-1-6User Guide.EMUA Environment monitoring unit. The EMUA provides the followingfunctions:lEnvironment monitoringlIntrusion monitoringlPower distribution monitoringFor details on the functions of the EMUA, refer to the EMUA UserGuide.2 RRU3804 and SRXU HardwareRRU3804User Guide2-4 Huawei Technologies Proprietary Issue 01 (2007-11-29)
AuxiliaryFacilityDescriptionSurge ProtectionBox for Coaxial(SPBC)A small box for indoor application, which provides surge protection forthe coaxial cables of the BBU3806.For details on the functions of the SPBC, refer to SPBC.Surge ProtectionBox for Twisted-Pair (SPBT)The surge protection unit in the SPBT is optional.lThe SPBT without the surge protection unit works as a DigitalDistribution Frame (DDF).lThe SPBT with the surge protection unit provides surge protection fortwisted pair cables.For details on the functions of the SPBT, refer to SPBT.Signal LightningProtection Unit(SLPU)The SLPU protects the E1/T1 signals and Ethernet signals over theBBU3806 from lightning surge.For details on the functions of the SLPU, refer to SLPU.DDF The DDF is used for the E1/T1 cable connections between the BBU3806and the transmission device. According to installation positions, the DDFfalls into two types, namely external DDF and built-in DDF.For details on the functions of the DDF, refer to Built-in DDF. 2.1.2 Appearance of the RRU3804The RRU3804 features a modular structure with its ports at the module bottom and on the cablingcavity.Figure 2-2 shows the RRU3804. On the left is a front view of the RRU3804 without the housing,in the middle is a side view of the RRU3804 without the housing, and on the right is a front viewof the RRU3804 housing.Figure 2-2 RRU3804RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-5
2.1.3 LEDs on the RRU3804The LEDs, on the LED panel of the RRU3804, indicate the running status of the RRU3804.For the positions of the LEDs on the RRU3804, refer to 2.1.5 Panels of the RRU3804.Table 2-1 describes the LEDs and their status.Table 2-1 LEDs on the RRU3804Label Color Status DescriptionRUN Green ON The module has power input,yet the module is faulty.OFF The module has no power inputor is reporting alarms.1s ON, 1s OFF The module is operational.0.5s ON, 0.5s OFF Software is being loaded to themodule.ALM Red ON The module is reporting alarms(excluding VSWR-relatedalarms).OFF The module is operational.TX_ACT Green ON The module is running.OFF No specific meaningVSWR Red ON VSWR-related alarms arereported.OFF No VSWR-related alarm isreported.CPRI_W Red/green ON (green) The CPRI link is normal.ON (red) The optical module receiveslocal alarms related to LOS.0.5s ON, 0.5s OFF(red)The CPRI link is out of lock.OFF The optical module is not inposition or is powered off.CPRI_E Red/green ON (green) The CPRI link is normal.ON (red) The optical module receiveslocal alarms related to LOS.0.5s ON, 0.5s OFF(red)The CPRI link is out of lock.2 RRU3804 and SRXU HardwareRRU3804User Guide2-6 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Label Color Status DescriptionOFF The optical module is not inposition or is powered off. 2.1.4 Ports on the RRU3804The ports on the RRU3804 consist of grounding ports, power supply ports, transmission ports,alarm ports, and other ports.Grounding PortsThe RRU3804 has four grounding bolts at the bottom.Power Supply PortsTable 2-2 Power supply port on the RRU3804Application Port QuantityConnector TypePower supply –48 V DC powersupply1 OT terminal Transmission PortsTable 2-3 Transmission ports on the RRU3804Port Quantity Data Rate Connector TypeOptical ports 2 1.25 Gbit/s ESFP socket Alarms PortsTable 2-4 Alarm port on the RRU3804Application Port Quantity Connector TypeAlarms 2-channel dry contactalarms, 1-channelRS485 signals1 DB15 RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-7
Table 2-5 Specifications for the alarm port on the RRU3804Item SpecificationClosed resistance < 0.2 kilohmsOpen resistance > 51 kilohms Other PortsTable 2-6 Other ports on the RRU3804Application Port QuantityConnector TypeRET antenna/powerinput to the SRXU- 1 DB9, waterproofRF Main TX/RX 1 DIN, round, and waterproofRX diversity 1 DIN, round, and waterproofInterconnectionbetween combinedcabinets1 2W2 2.1.5 Panels of the RRU3804The RRU3804 has a bottom panel, a cabling cavity panel, and an LED panel.Figure 2-3 shows the panels of the RRU3804.2 RRU3804 and SRXU HardwareRRU3804User Guide2-8 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 2-3 Panels of the RRU3804Table 2-7 describes the ports and LEDs on the panels of the RRU3804.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-9
Table 2-7 Ports and LEDs on the panels of the RRU3804Item Label DescriptionPorts at thebottomRX_IN/OUT Port for interconnection between combinedcabinetsRET/PWR_SRXU Port for the RET antenna or power output tothe SRXUANT_TX/RXA Port for main TX/RX diversityANT_RXB Port for diversity receptionPorts on thecabling cavityRS485/EXT_ALM Port for alarmsCPRI_E Optical portsCPRI_WRTN(+) Ports for power supplyNEG(-)PGND Grounding boltLEDs RUN For details, refer to 2.1.3 LEDs on theRRU3804.ALMTX_ACTVSWRCPRI_WCPRI_E 2.1.6 Engineering Specifications of the RRU3804This describes the engineering specifications for the RRU3804.DimensionsThe dimensions of the RRU3804 (including the mounting plate and housing) are 280 mm x 155mm x 488 mm (W x D x H).WeightThe weight of the RRU3804 is 17 kg at most.2 RRU3804 and SRXU HardwareRRU3804User Guide2-10 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Power InputTable 2-8 Power input to the RRU3804Rated Voltage Operating VoltageRangeRemarks–48 V DC –37 V DC to –60 V DC - Power ConsumptionThe maximum power consumption of the RRU3804 is 280 W.2.2 SRXU EquipmentThe SRXU is an extended RF interface module that provides two RX channels for RF signals.The SRXU receives RF signals from the antenna system, down-converts the signals to IF signals,and then transmits them to the RRU3804 after amplification, analog-to-digital conversion,digital down-conversion, matched filtering, and DAGC. The RRU3804 forwards the signals tothe BBU or the macro NodeB.2.2.1 Appearance of the SRXUThe SRXU features a modular structure with its ports at the module bottom and on the cablingcavity.2.2.2 LEDs on the SRXUThe LEDs, on the LED panel of the SRXU, indicate the running status of the SRXU.2.2.3 Ports on the SRXUThe ports on the SRXU consist of grounding ports, power supply ports, transmission ports, andother ports.2.2.4 Panels of the SRXUThe SRXU has a bottom panel, a cabling cavity panel, and an LED panel.2.2.5 Engineering Specifications of the SRXUThis describes the engineering specifications of the SRXU.2.2.1 Appearance of the SRXUThe SRXU features a modular structure with its ports at the module bottom and on the cablingcavity.Figure 2-4 shows the SRXU. On the left is a front view of the SRXU, and on the right is a sideview of the SRXU.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-11
Figure 2-4 SRXU2.2.2 LEDs on the SRXUThe LEDs, on the LED panel of the SRXU, indicate the running status of the SRXU.For the positions of the LEDs on the SRXU, refer to 2.2.4 Panels of the SRXU.Table 2-9 describes the LEDs and their status.Table 2-9 LEDs on the SRXULabel Color Status DescriptionRUN Green ON The module has power input,yet the module is faulty.OFF The module has no power input,or the module is faulty.1s ON, 1s OFF The module is operational.0.5s ON, 0.5s OFF Software is being loaded to themodule.ALM Red ON The module is reporting alarms.OFF The module is operational.CPRI_W Red/green ON (green) The CPRI link is normal.ON (red) The optical module receiveslocal alarms related to LOS.0.5s ON, 0.5s OFF(red)The CPRI link is out of lock.OFF The optical module is not inposition or is powered off.CPRI_E Red/green ON (green) The CPRI link is normal.ON (red) The optical module receiveslocal alarms related to LOS.2 RRU3804 and SRXU HardwareRRU3804User Guide2-12 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Label Color Status Description0.5s ON, 0.5s OFF(red)The CPRI link is out of lock.OFF The optical module is not inposition or is powered off. 2.2.3 Ports on the SRXUThe ports on the SRXU consist of grounding ports, power supply ports, transmission ports, andother ports.Grounding PortsThe SRXU has two grounding bolts at the bottom.Power Supply PortsTable 2-10 Power supply ports on the SRXUApplication Port QuantityConnector TypePower supply DC power from theRRU38041 DB9, waterproof Transmission PortsTable 2-11 Transmission ports on the SRXUPort Quantity Data Rate Connector TypeOptical port 2 1.25 Gbit/s ESFP socket Other PortsTable 2-12 Other ports on the SRXUApplication Port QuantityConnector TypeRET antenna - 1 DB9, waterproofRF Main TX/RX 1 DIN, round, and waterproofRX diversity 1 DIN, round, and waterproofRRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-13
Application Port QuantityConnector TypeInterconnectionbetween combinedcabinets1 2W2 2.2.4 Panels of the SRXUThe SRXU has a bottom panel, a cabling cavity panel, and an LED panel.Figure 2-5 shows the panels of the SRXU.Figure 2-5 Panels of the SRXUTable 2-13 describes the ports and LEDs on the panels of the SRXU.2 RRU3804 and SRXU HardwareRRU3804User Guide2-14 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Table 2-13 Ports and LEDs on the panels of the SRXUItem Label DescriptionPorts at thebottomPWR_SRXU Socket for power supplyANT_RXC Port for diversity receptionANT_RXD Port for diversity receptionRX_IN/OUT Port for interconnection between combinedcabinetsRET Port for the RET antennaPorts on thecabling cavityCPRI_E Optical portsCPRI_WLEDs RUN For details, refer to 2.1.3 LEDs on theRRU3804.ALMCPRI_WCPRI_E 2.2.5 Engineering Specifications of the SRXUThis describes the engineering specifications of the SRXU.DimensionsThe dimensions of the SRXU are 260 mm x 60 mm x 480 mm (W x D x H).WeightThe weight of the SRXU is 6 kg at most.Power ConsumptionThe maximum power consumption of the SRXU is 30 W.2.3 RRU3804 CablesThe RRU3804 cables include the PGND cable, power cable, AISG multi-wire cable, AISGextension cable, CPRI optical cable, RF jumper, and Boolean input cable.2.3.1 PGND Cable of the RRU3804The PGND cable ensures the grounding of the RRU3804.2.3.2 Power Cable of the RRU3804The RRU3804 uses a shielded –48 V DC power cable. The cable feeds external –48 V DC powerto the RRU3804.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-15
2.3.3 AISG Multi-Wire Cable of the RRU3804/SRXUThe five-meter-long AISG multi-wire cable connects the RRU3804/SRXU to the RemoteControl Unit (RCU). If both RRU3804 and SRXU are installed, the AISG multi-wire cable onlyconnects the SRXU and the RCU. This cable is optional.2.3.4 AISG Extension Cable of the RRU3804/SRXUWhen the distance between the RCU and the RRU3804/SRXU is longer than 5 m, the AISGmulti-wire cable is not long enough to cover the distance and the AISG extension cable is used.The AISG extension cable is 15 m long.2.3.5 BBU3806-RRU/SRXU CPRI Optical CableThe CPRI optical cable transmits CPRI signals between BBU3806 and RRU3801C, betweenBBU3806 and RRU3804, and between RRU3804 and SRXU.2.3.6 BBU3806C-RRU/SRXU CPRI Optical CableThe CPRI optical cable transmits CPRI signals between BBU3806C and RRU3801C, betweenBBU3806C and RRU3804, and between RRU3804 and SRXU.2.3.7 RF Jumper of the RRU3804/SRXUThe RF jumper of the RRU3804/SRXU is of two types: antenna jumper and interconnect jumper.The interconnect jumper is optional, depending on the site configuration.2.3.8 Boolean/RS485 Input Cable of the RRU3804The cable transmits the 2-channel Boolean alarm signals and 1-channel RS485 signals fromexternal devices to the RRU3804. Thus, the external signals are monitored.2.3.1 PGND Cable of the RRU3804The PGND cable ensures the grounding of the RRU3804.AppearanceThe green and yellow PGND cable is a single cable with a cross-sectional area of 16 mm2. Bothends of the cable are OT terminals. If you prepare the cable by yourself, it is recommended touse a copper-based cable with a minimum cross-sectional area of 16 mm2.Figure 2-6 shows the PGND cable.Figure 2-6 PGND cableBoth ends of the PGND cable need to be made into OT terminals on site. You can determine thecolor of the cable and whether to use 2-hole terminals according to local standards.Figure 2-7 shows the 2-hole terminal.Figure 2-7 2-hole terminal2 RRU3804 and SRXU HardwareRRU3804User Guide2-16 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Installation PositionOne end of the PGND cable is connected to the grounding bolt on the RRU3804, and the otherend is connected to the nearest grounding bar.2.3.2 Power Cable of the RRU3804The RRU3804 uses a shielded –48 V DC power cable. The cable feeds external –48 V DC powerto the RRU3804.AppearanceOne end of the cable is two OT terminals, and the other end is bare, as shown in Figure 2-8.The OT terminals need to be made on site.Figure 2-8 –48 V DC power cablePin AssignmentThe –48 V DC cable is a 2-wire cable. Table 2-14 and Table 2-15 describe the pin assignmentfor the wires of the –48 V DC power cable.Table 2-14 Pin assignment for the wires of the –48 V DC power cable (North AmericanStandard)Wire Type Wire ColorNEG BlueRTN Black Table 2-15 Pin assignment for the wires of the –48 V DC power cable (European Standard)Wire Type Wire ColorNEG BlueRTN Brown Installation PositionAt one end of the cable, the OT terminal on the blue wire is connected to the NEG(-) port on thecabling cavity of the RRU3804, and the OT terminal on the black or brown wire is connectedto the RTN(+) port on the cabling cavity of the RRU3804.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-17
At the other end of the cable, a proper terminal is made depending on field requirements and isthen connected to the power supply on site.2.3.3 AISG Multi-Wire Cable of the RRU3804/SRXUThe five-meter-long AISG multi-wire cable connects the RRU3804/SRXU to the RemoteControl Unit (RCU). If both RRU3804 and SRXU are installed, the AISG multi-wire cable onlyconnects the SRXU and the RCU. This cable is optional.AppearanceOne end of the AISG multi-wire cable is a waterproof DB9 connector, and the other end is astandard AISG female connector, as shown in Figure 2-9.Figure 2-9 AISG multi-wire cablePin AssignmentTable 2-16 describes the pin assignment for the wires of the AISG multi-wire cable.Table 2-16 Pin assignment for the wires of the AISG multi-wire cableX1 End X2 End Wire Type RemarksX1.1 X2.1 Twisted pair +12 VX1.7 X2.7 Twisted pair DC-GNDX1.9 AISG_SwitchX1.3 X2.3 Twisted pair RS485 -X1.5 X2.5 RS485 + Installation PositionIf only the RRU3804 is installed, the waterproof DB9 connector is linked to the RET/PWR_SRXU port at the bottom of the RRU3804, and the standard AISG female connector islinked to the corresponding connector on the RCU or to the AISG extension cable.2 RRU3804 and SRXU HardwareRRU3804User Guide2-18 Huawei Technologies Proprietary Issue 01 (2007-11-29)
If both the RRU3804 and the SRXU are installed, the waterproof DB9 connector is linked to theRET port at the bottom of the SRXU, and the standard AISG female connector is linked to thecorresponding connector on the RCU or to the AISG extension cable.2.3.4 AISG Extension Cable of the RRU3804/SRXUWhen the distance between the RCU and the RRU3804/SRXU is longer than 5 m, the AISGmulti-wire cable is not long enough to cover the distance and the AISG extension cable is used.The AISG extension cable is 15 m long.AppearanceOne end of the AISG extension cable is a standard AISG male connector, and the other end isa standard AISG female connector, as shown in Figure 2-10.Figure 2-10 AISG extension cablePin AssignmentTable 2-17 describes the pin assignment for the wires of the AISG extension cable.Table 2-17 Pin assignment for the wires of the AISG extension cableX1 End X2 End Wire Color Wire Type RemarksX1.1 X2.1 White/blue Twisted pair +12 VBlueX1.7 X2.7 White/orange Twisted pair DC Return AOrangeX1.3 X2.3 White/green Twisted pair RS485 BX1.5 X2.5 Green RS485 AX1.6 X2.6 White/brown Twisted pair +24 VBrown RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-19
Installation PositionThe AISG female connector is linked to the corresponding connector on the RCU, and the AISGmale connector is linked to the AISG female connector of the AISG multi-wire cable.2.3.5 BBU3806-RRU/SRXU CPRI Optical CableThe CPRI optical cable transmits CPRI signals between BBU3806 and RRU3801C, betweenBBU3806 and RRU3804, and between RRU3804 and SRXU.AppearanceThe CPRI optical cable is a multi-mode 2-wire cable with DLC connectors at both ends.Figure 2-11 shows the CPRI optical cable.Figure 2-11 CPRI optical cablePin AssignmentTable 2-18 describes the pin assignment for the fiber tails.Table 2-18 Pin assignment for the fiber tailsLabel Color Connect to...1A Orange RX port on the RRU1B Gray TX port on the RRU2A Orange TX port on the BBU38062B Gray RX port on the BBU3806 Connections of BBU3806-RRU CRPI Optical Cable in Typical ConfigurationsThe connections of the CPRI optical cable between the BBU3806 and the RRU depend onspecific networking modes.Figure 2-12 and Figure 2-13 show the connections of the optical cable between the BBU3806and the RRU in two typical configurations.2 RRU3804 and SRXU HardwareRRU3804User Guide2-20 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 2-12 Connecting the CPRI optical cable in 1 x 1 configuration (no TX diversity)Figure 2-13 Connecting the CPRI optical cable in 3 x 1 configuration (no TX diversity)CAUTIONTo connect the optical cable, adhere to the following rules:lThe TX port on the BBU3806 is connected to the RX port on the RRU.lThe RX port on the BBU3806 is connected to the TX port on the RRU.2.3.6 BBU3806C-RRU/SRXU CPRI Optical CableThe CPRI optical cable transmits CPRI signals between BBU3806C and RRU3801C, betweenBBU3806C and RRU3804, and between RRU3804 and SRXU.AppearanceThe CPRI optical cable is a multi-mode 2-wire cable with LC connectors at both ends. Figure2-14 shows the CPRI optical cable.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-21
Figure 2-14 CPRI optical cablePin AssignmentTable 2-19 describes the pin assignment for the fiber tails of the CRPI optical cable. Theseconnections are recommended.Table 2-19 Pin assignment for the fiber tails of the CRPI optical cableLabel Connect to...1A TX port on the BBU3806C1B RX port on the BBU3806C2A RX port on the RRU or SRXU2B TX port on the RRU or SRXU Connections of BBU3806C-RRU CRPI Optical Cable in Typical ConfigurationsThe connections of the CPRI optical cable between the BBU3806C and the RRU depend onspecific networking modes.Figure 2-15 and Figure 2-16 show the connections of the optical cable between the BBU3806Cand the RRU in two typical configurations.Figure 2-15 Connecting the CPRI optical cable in 1 x 1 configuration (no TX diversity)2 RRU3804 and SRXU HardwareRRU3804User Guide2-22 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 2-16 Connecting the CPRI optical cable in 3 x 1 configuration (no TX diversity)CAUTIONTo connect the optical cable, adhere to the following rules:lThe TX port on the BBU3806C is connected to the RX port on the RRU.lThe RX port on the BBU3806C is connected to the TX port on the RRU.2.3.7 RF Jumper of the RRU3804/SRXUThe RF jumper of the RRU3804/SRXU is of two types: antenna jumper and interconnect jumper.The interconnect jumper is optional, depending on the site configuration.2.3.7.1 Antenna Jumper of the RRU3804/SRXUThe antenna jumper transmits and receives RF signals.2.3.7.2 Interconnect Jumper of the RRU3804/SRXUThe interconnect jumper transmits RF signals between two RRU3804s/SRXUs.2.3.7.3 RF Cable Connections of the RRU3804One end of the RF jumper is connected to the RF ports on the RRU3804 and the other end tothe feeder. Which RF port to use depends on the networking modes. Antenna Jumper of the RRU3804/SRXUThe antenna jumper transmits and receives RF signals.AppearanceBoth ends of the antenna jumper have DIN connectors, as shown in Figure 2-17.Figure 2-17 Antenna jumperRRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-23
Installation PositionThe antenna jumper with indefinite length is selected according to the distance between theantenna and the RRU3804/SRXU. Connectors are made on site.lWhen the distance between the antenna and the RRU3804/SRXU is shorter than 14 m, theRRU3804/SRXU is directly connected to the antenna through the antenna jumper.lWhen the distance between the antenna and the RRU3804/SRXU is longer than 14 m, theantenna jumper should be shorter than 2 m. If you prepare the jumper by yourself, it isrecommended that the antenna jumper be 2 m long at most. Ensure that the antenna jumperis connected to the feeder before being connected to the RRU3804/SRXU and the antenna. Interconnect Jumper of the RRU3804/SRXUThe interconnect jumper transmits RF signals between two RRU3804s/SRXUs.AppearanceThe interconnect jumper is 2 m long, and both ends have 2W2 connectors, as shown in Figure2-18.Figure 2-18 Interconnect jumperInstallation PositionThe 2W2 connectors at the two ends of the interconnect jumper are linked to the ports labeledRX_IN/OUT on two RRU3804s/SRXUs respectively. RF Cable Connections of the RRU3804One end of the RF jumper is connected to the RF ports on the RRU3804 and the other end tothe feeder. Which RF port to use depends on the networking modes.Table 2-20 describes the connections of the RF jumpers in different RRU3804 networkingmodes.Table 2-20 RF jumper connections of the RRU3804TypicalNetworkingModeAntenna Type andQuantity of RRU3804sCable Connection1 x 1 in no TXdiversity modelOne RRU3804lOne dual polarizationantennalTwo antenna jumperslThe DIN connectors of the two antennajumpers are linked to the ANT_TX/2 RRU3804 and SRXU HardwareRRU3804User Guide2-24 Huawei Technologies Proprietary Issue 01 (2007-11-29)
TypicalNetworkingModeAntenna Type andQuantity of RRU3804sCable Connection1 x 2 in no TXdiversity modeRXA and ANT_RXB ports at thebottom of the RRU3804.2 x 1 in no TXdiversity modelTwo RRU3804slTwo dual polarizationantennaslFour antenna jumperslThe DIN connectors of the fourantenna jumpers are linked to theANT_TX/RXA ports and ANT_RXBports on RRU3804 0 and RRU3804 1.2 x 2 in no TXdiversity mode1 x 1 in TX diversitymodelTwo RRU3804slOne dual polarizationantennalTwo antenna jumpers and oneinterconnect jumperlThe DIN connectors of the two antennajumpers are linked to the ANT_TX/RXA ports on RRU3804 0 andRRU3804 1.lThe interconnect jumper is connectedto the RX_IN/OUT ports on RRU38040 and RRU3804 1 that are combined.1 x 2 in TX diversitymode3 x 1 in no TXdiversity modelThree RRU3804slThree dual polarizationantennaslSix antenna jumperslThe DIN connectors of the six antennajumpers are linked to the ANT_TX/RXA ports and ANT_RXB ports onRRU3804 0, RRU3804 1, andRRU3804 2.3 x 2 in no TXdiversity mode4-way RX diversity lOne RRU3804lOne SRXUlTwo antenna jumpers and one DCpower cablelThe DIN connectors of the two antennajumpers are linked to the ANT_RXCand ANT_RXD ports at the bottom ofthe SRXU.lOne end of the DC power cable isconnected to the RET/PWR_SRXUport at the bottom of the RRU3804, andthe other end is connected to thePWR_SRXU socket at the bottom ofthe SRXU. 2.3.8 Boolean/RS485 Input Cable of the RRU3804The cable transmits the 2-channel Boolean alarm signals and 1-channel RS485 signals fromexternal devices to the RRU3804. Thus, the external signals are monitored.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-25
AppearanceOne end of the cable has a DB15 female connector, and the other end has eight cord end terminals,as shown in Figure 2-19.NOTEIf the cord end terminals of the cable do no match the ports on the external devices, cut off the cord endterminals and make proper terminals on site.Figure 2-19 Boolean/RS485 input cablePin AssignmentThe cable can transmit 2-channel Boolean alarm signals and 1-channel RS485 signals. Table2-21 describes the pin assignment for the wires of the Boolean/RS485 input cable.Table 2-21 Pin assignment for the wires of the Boolean/RS485 input cableX1 End Cord EndTerminalWire Color Wire Type LabelX1.2 X2 White/blue Twisted pair SWITCH_INPUT0+X1.3 X3 Blue GNDX1.6 X4 White/orange Twisted pair SWITCH_INPUT1+X1.7 X5 Orange GNDX1.10 X6 White/green Twisted pair RS485_TX-X1.11 X7 Green RS485_TX+X1.13 X8 White/brown Twisted pair RS485_RX-X1.14 X9 Brown RS485_RX+ Installation PositionThe DB15 male connector is linked to the RS485/EXT_ALM port on the cabling cavity of theRRU3804, and the other end of the cable is connected to the ports for Boolean alarm signals onthe external device.2 RRU3804 and SRXU HardwareRRU3804User Guide2-26 Huawei Technologies Proprietary Issue 01 (2007-11-29)
2.4 SRXU CablesThe SRXU cables include the PGND cable, power cable, AISG multi-wire cable, AISGextension cable, CPRI optical cable, and RF jumper.2.4.1 PGND Cable of the SRXUThe PGND cable ensures the grounding of the SRXU.2.4.2 Power Cable of the SRXUThe SRXU uses a shielded DC power cable. The cable feeds power from the RRU3804 to theSRXU.2.4.3 AISG Multi-Wire Cable of the RRU3804/SRXUThe five-meter-long AISG multi-wire cable connects the RRU3804/SRXU to the RemoteControl Unit (RCU). If both RRU3804 and SRXU are installed, the AISG multi-wire cable onlyconnects the SRXU and the RCU. This cable is optional.2.4.4 AISG Extension Cable of the RRU3804/SRXUWhen the distance between the RCU and the RRU3804/SRXU is longer than 5 m, the AISGmulti-wire cable is not long enough to cover the distance and the AISG extension cable is used.The AISG extension cable is 15 m long.2.4.5 BBU3806-RRU/SRXU CPRI Optical CableThe CPRI optical cable transmits CPRI signals between BBU3806 and RRU3801C, betweenBBU3806 and RRU3804, and between RRU3804 and SRXU.2.4.6 RF Jumper of the RRU3804/SRXUThe RF jumper of the RRU3804/SRXU is of two types: antenna jumper and interconnect jumper.The interconnect jumper is optional, depending on the site configuration.2.4.1 PGND Cable of the SRXUThe PGND cable ensures the grounding of the SRXU.AppearanceThe green and yellow PGND cable is a single cable with a cross-sectional area of 16 mm2. Bothends of the cable are OT terminals.Figure 2-20 shows the PGND cable.Figure 2-20 PGND cableBoth ends of the PGND cable need to be made into OT terminals on site. You can determine thecolor of the cable and whether to use 2-hole terminals according to local standards.Figure 2-21 shows the 2-hole terminal.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-27
Figure 2-21 2-hole terminalInstallation PositionOne end of the PGND cable is connected to the grounding bolt on the SRXU, and the other endis connected to the grounding bolt on the RRU3804.2.4.2 Power Cable of the SRXUThe SRXU uses a shielded DC power cable. The cable feeds power from the RRU3804 to theSRXU.AppearanceBoth ends of the cable are waterproof DB9 connectors, as shown in Figure 2-22.Figure 2-22 DC power cablePin AssignmentTable 2-22 describes the pin assignment for the wires of the DC power cable.Table 2-22 Pin assignment for the wires of the DC power cableX1 End X2 End Wire Color Wire Type RemarksX1.6 X2.6 White/blue Twisted pair DC power cableBlueX1.7 X2.7 White/orange Twisted pair GNDOrange Installation PositionOne end of the DC power cable is connected to the RET/PWR_SRXU port at the bottom of theRRU3804, and the other end is connected to the PWR_SRXU socket at the bottom of the SRXU.2.4.3 AISG Multi-Wire Cable of the RRU3804/SRXUThe five-meter-long AISG multi-wire cable connects the RRU3804/SRXU to the RemoteControl Unit (RCU). If both RRU3804 and SRXU are installed, the AISG multi-wire cable onlyconnects the SRXU and the RCU. This cable is optional.2 RRU3804 and SRXU HardwareRRU3804User Guide2-28 Huawei Technologies Proprietary Issue 01 (2007-11-29)
AppearanceOne end of the AISG multi-wire cable is a waterproof DB9 connector, and the other end is astandard AISG female connector, as shown in Figure 2-23.Figure 2-23 AISG multi-wire cablePin AssignmentTable 2-23 describes the pin assignment for the wires of the AISG multi-wire cable.Table 2-23 Pin assignment for the wires of the AISG multi-wire cableX1 End X2 End Wire Type RemarksX1.1 X2.1 Twisted pair +12 VX1.7 X2.7 Twisted pair DC-GNDX1.9 AISG_SwitchX1.3 X2.3 Twisted pair RS485 -X1.5 X2.5 RS485 + Installation PositionIf only the RRU3804 is installed, the waterproof DB9 connector is linked to the RET/PWR_SRXU port at the bottom of the RRU3804, and the standard AISG female connector islinked to the corresponding connector on the RCU or to the AISG extension cable.If both the RRU3804 and the SRXU are installed, the waterproof DB9 connector is linked to theRET port at the bottom of the SRXU, and the standard AISG female connector is linked to thecorresponding connector on the RCU or to the AISG extension cable.2.4.4 AISG Extension Cable of the RRU3804/SRXUWhen the distance between the RCU and the RRU3804/SRXU is longer than 5 m, the AISGmulti-wire cable is not long enough to cover the distance and the AISG extension cable is used.The AISG extension cable is 15 m long.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-29
AppearanceOne end of the AISG extension cable is a standard AISG male connector, and the other end isa standard AISG female connector, as shown in Figure 2-24.Figure 2-24 AISG extension cablePin AssignmentTable 2-24 describes the pin assignment for the wires of the AISG extension cable.Table 2-24 Pin assignment for the wires of the AISG extension cableX1 End X2 End Wire Color Wire Type RemarksX1.1 X2.1 White/blue Twisted pair +12 VBlueX1.7 X2.7 White/orange Twisted pair DC Return AOrangeX1.3 X2.3 White/green Twisted pair RS485 BX1.5 X2.5 Green RS485 AX1.6 X2.6 White/brown Twisted pair +24 VBrown Installation PositionThe AISG female connector is linked to the corresponding connector on the RCU, and the AISGmale connector is linked to the AISG female connector of the AISG multi-wire cable.2.4.5 BBU3806-RRU/SRXU CPRI Optical CableThe CPRI optical cable transmits CPRI signals between BBU3806 and RRU3801C, betweenBBU3806 and RRU3804, and between RRU3804 and SRXU.2 RRU3804 and SRXU HardwareRRU3804User Guide2-30 Huawei Technologies Proprietary Issue 01 (2007-11-29)
AppearanceThe CPRI optical cable is a multi-mode 2-wire cable with DLC connectors at both ends.Figure 2-25 shows the CPRI optical cable.Figure 2-25 CPRI optical cablePin AssignmentTable 2-25 describes the pin assignment for the fiber tails.Table 2-25 Pin assignment for the fiber tailsLabel Color Connect to...1A Orange RX port on the RRU1B Gray TX port on the RRU2A Orange TX port on the BBU38062B Gray RX port on the BBU3806 Connections of BBU3806-RRU CRPI Optical Cable in Typical ConfigurationsThe connections of the CPRI optical cable between the BBU3806 and the RRU depend onspecific networking modes.Figure 2-26 and Figure 2-27 show the connections of the optical cable between the BBU3806and the RRU in two typical configurations.Figure 2-26 Connecting the CPRI optical cable in 1 x 1 configuration (no TX diversity)RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-31
Figure 2-27 Connecting the CPRI optical cable in 3 x 1 configuration (no TX diversity)CAUTIONTo connect the optical cable, adhere to the following rules:lThe TX port on the BBU3806 is connected to the RX port on the RRU.lThe RX port on the BBU3806 is connected to the TX port on the RRU.2.4.6 RF Jumper of the RRU3804/SRXUThe RF jumper of the RRU3804/SRXU is of two types: antenna jumper and interconnect jumper.The interconnect jumper is optional, depending on the site configuration. Antenna Jumper of the RRU3804/SRXUThe antenna jumper transmits and receives RF signals.AppearanceBoth ends of the antenna jumper have DIN connectors, as shown in Figure 2-28.Figure 2-28 Antenna jumper2 RRU3804 and SRXU HardwareRRU3804User Guide2-32 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Installation PositionThe antenna jumper with indefinite length is selected according to the distance between theantenna and the RRU3804/SRXU. Connectors are made on site.lWhen the distance between the antenna and the RRU3804/SRXU is shorter than 14 m, theRRU3804/SRXU is directly connected to the antenna through the antenna jumper.lWhen the distance between the antenna and the RRU3804/SRXU is longer than 14 m, theantenna jumper should be shorter than 2 m. If you prepare the jumper by yourself, it isrecommended that the antenna jumper be 2 m long at most. Ensure that the antenna jumperis connected to the feeder before being connected to the RRU3804/SRXU and the antenna. Interconnect Jumper of the RRU3804/SRXUThe interconnect jumper transmits RF signals between two RRU3804s/SRXUs.AppearanceThe interconnect jumper is 2 m long, and both ends have 2W2 connectors, as shown in Figure2-29.Figure 2-29 Interconnect jumperInstallation PositionThe 2W2 connectors at the two ends of the interconnect jumper are linked to the ports labeledRX_IN/OUT on two RRU3804s/SRXUs respectively.RRU3804User Guide 2 RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 2-33
3 Installing RRU3804 and SRXU HardwareAbout This ChapterThis describes how to install the hardware, route the cables, and check the hardware installationof the RRU3804 and SRXU.3.1 Information About the InstallationThis describes the installation modes and space requirements of the RRU3804 and SRXU.3.2 Procedure for Installing the RRU3804 and SRXUThe procedure for installing the RRU3804 and SRXU varies with the installation scenarios. Theprocedure involves making preparations, installing the RRU3804 and SRXU, connecting relatedcables, checking the hardware installation, and installing the housing of the RRU3804 andSRXU.3.3 Preparing for DBS3800 InstallationBefore installing the DBS3800, acquaint yourself with the type, quantity, and installationposition of the equipment to be installed. Then unpack the DBS3800 and prepare tools andinstruments for the installation.3.4 Installing the RRU3804 on the Ground or RooftopWhen the RRU3804 needs to be installed on the ground or rooftop, it supports one-module, two-module centralized, and three-module centralized installation modes.3.5 Installing the RRU3804 on the TowerBefore installing the RRU3804 on the tower, you need to assemble the parts and then lift themup to the tower.3.6 Installing the SRXUThis describes how to install the SRXU on the RRU3804 in one-module, two-modulecentralized, or three-module centralized installation mode.3.7 Installing RRU3804 and SRXU CablesThis describes how to install the cables of the RRU3804 and SRXU, remove and install the coverplate of the RRU3804 or SRXU cabling cavity.3.8 Checking RRU3804 and SRXU Hardware InstallationThis describes how to check the power-on status, hardware installation, and field cleanliness forthe RRU3804 and SRXU.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-1
3.9 Installing the Housing of the RRU3804 and SRXUAfter the SRXU is fixed to the RRU3804, install the housing after checking the hardwareinstallation.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-2 Huawei Technologies Proprietary Issue 01 (2007-11-29)
3.1 Information About the InstallationThis describes the installation modes and space requirements of the RRU3804 and SRXU.3.1.1 Installation Modes of the RRU3804 and SRXUThe RRU3804 supports one-module, two-module centralized, and three-module centralizedinstallation modes. It can be mounted on a metal pole or wall. The SRXU can be fixed to theRRU3804 as required. The quantity of the SRXUs is the same as that of the RRU3804s.3.1.2 Space Requirements of the RRU3804 and SRXUIn different installation modes, the RRU3804 and SRXU have the minimal space requirementsfor cabling and OM. Based on the engineering practice, Huawei offers the recommended spacerequirements.3.1.1 Installation Modes of the RRU3804 and SRXUThe RRU3804 supports one-module, two-module centralized, and three-module centralizedinstallation modes. It can be mounted on a metal pole or wall. The SRXU can be fixed to theRRU3804 as required. The quantity of the SRXUs is the same as that of the RRU3804s.Installation Modes of One RRU3804Figure 3-1 shows the installation modes of one RRU3804.Figure 3-1 Installation modes of one RRU3804Installation Modes of One RRU3804 with One SRXUFigure 3-2 shows the installation modes of one RRU3804 with one SRXU.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-3
Figure 3-2 Installation modes of one RRU3804 with one SRXUInstallation Modes of Two RRU3804sFigure 3-3 shows the installation modes of two RRU3804s.Figure 3-3 Installation modes of two RRU3804sInstallation Modes of Two RRU3804s with Two SRXUsFigure 3-4 shows the installation modes of two RRU3804s with two SRXUs.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-4 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 3-4 Installation modes of two RRU3804s with two SRXUsInstallation Modes of Three RRU3804sFigure 3-5 shows the installation modes of three RRU3804s.Figure 3-5 Installation modes of three RRU3804sInstallation Modes of Three RRU3804s with Three SRXUsFigure 3-6 shows the installation modes of three RRU3804s with three SRXUs.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-5
Figure 3-6 Installation modes of three RRU3804s with three SRXUsNOTEThe RRU3804 can also be installed in an indoor centralized rack. For details about how to install theRRU3804 in the indoor centralized rack, refer to the Indoor Centralized Rack Installation Guide.3.1.2 Space Requirements of the RRU3804 and SRXUIn different installation modes, the RRU3804 and SRXU have the minimal space requirementsfor cabling and OM. Based on the engineering practice, Huawei offers the recommended spacerequirements.NOTEThe following figures related to the space requirements assume that the cabling cavities are on the left sideof the RRU3804 and SRXU. If the RRU3804 and SRXU are installed with the cabling cavities on the right,the horizontal space requirements are opposite to what are shown in the figures.Space Requirements of One RRU3804 with and Without the SRXUFigure 3-7 shows the recommended space requirements of one RRU3804 with and without theSRXU.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-6 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 3-7 Recommended space requirements of one RRU3804 with and without the SRXU(unit: mm)The recommended space around the equipment is as follows:lAt least 500 mm under the equipment for cabling. It is recommended that the space is 1,200mm between the bottom and the ground for easy maintenance.lAt least 800 mm in front of the equipment for maintenance.lAt least 200 mm above the equipment for maintenance.lAt least 600 mm on the left of the equipment for maintenance.lAt least 300 mm on the right of the equipment for maintenance.lRegardless of whether the SRXU is fixed to the RRU3804, the space requirements are thesame.Figure 3-8 shows the minimal space requirements of one RRU3804 with and without the SRXU.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-7
Figure 3-8 Minimal space requirements of one RRU3804 with and without the SRXU (unit:mm)The minimal space around the equipment is as follows:l300 mm under the equipment for cabling. It is recommended that the space is 1,200 mmbetween the bottom and the ground for easy maintenance.l600 mm in front of the equipment for maintenance.l200 mm above the equipment for maintenance.l400 mm on the left of the equipment for maintenance.l100 mm on the right of the equipment for maintenance.When two RRU3804s need to be combined, the space between the two RRU3804s should staywithin the range shown in Figure 3-9.Figure 3-9 Space requirements of two combined RRU3804s (unit: mm)3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-8 Huawei Technologies Proprietary Issue 01 (2007-11-29)
The space between the two RRU3804s is as follows:lWhen two RRU3804s are installed horizontally, the space is 1,200 mm at most.lWhen two RRU3804s are installed vertically, the space is 800 mm at most.NOTEThe space requirements of two combined SRXUs are the same as those of two combined RRU3804s.Space Requirements of Multiple RRU3804s with and Without the SRXUsFigure 3-10 shows the recommended space requirements of multiple RRU3804s with andwithout the SRXUs.Figure 3-10 Recommended space requirements of multiple RRU3804s with and without theSRXUs (unit: mm)The recommended space around the equipment is as follows:lAt least 500 mm under the equipment for cabling. It is recommended that the space is 1,200mm between the bottom and the ground for easy maintenance.lAt least 800 mm in front of the equipment for maintenance.lAt least 200 mm above the equipment for maintenance.lAt least 600 mm on the left of the equipment for maintenance.lAt least 300 mm on the right of the equipment for maintenance.lRegardless of whether the SRXUs are fixed to the RRU3804s, the space requirements arethe same.lRegardless of whether the RRU3804s are in two-module or three-module centralizedinstallation mode, the space requirements are the same.Figure 3-11 shows the minimal space requirements of multiple RRU3804s with and without theSRXUs.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-9
Figure 3-11 Minimal space requirements of multiple RRU3804s with and without the SRXUs(unit: mm)The minimal space around the equipment is as follows:l300 mm under the equipment for cabling. It is recommended that the space is 1,200 mmbetween the bottom and the ground for easy maintenance.l600 mm in front of the equipment for maintenance.l200 mm above the equipment for maintenance.l300 mm on the left of the equipment for maintenance.l300 mm on the right of the equipment for maintenance.3.2 Procedure for Installing the RRU3804 and SRXUThe procedure for installing the RRU3804 and SRXU varies with the installation scenarios. Theprocedure involves making preparations, installing the RRU3804 and SRXU, connecting relatedcables, checking the hardware installation, and installing the housing of the RRU3804 andSRXU.ContextCAUTIONAfter the NodeB is installed, it must be powered on within 48 hours.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-10 Huawei Technologies Proprietary Issue 01 (2007-11-29)
NOTEContact Huawei engineers for confirmation if:lYou choose to prepare the devices, cables, and connectors by yourself.lYou need to shorten the cable of a specified length.ProcedureStep 1 Unpack the RRU3804 and SRXU, check the items in the package, and have tools and instrumentsready. For details, refer to 3.3 Preparing for DBS3800 Installation.Step 2 Install the RRU3804. The installation mode of the RRU3804 varies with the installationscenarios.l3.4 Installing the RRU3804 on the Ground or RooftopCondition ActionOnly one RRU3804 needs to be installed. Go to 3.4.1 Installing a Single RRU3804.Two RRU3804s need to be installed. Go to 3.4.2 Installing Two RRU3804s.Three RRU3804s need to be installed. Go to 3.4.3 Installing Three RRU3804s. l3.5 Installing the RRU3804 on the TowerStep 3 Check whether the SRXU needs to be installed. Perform the next step accordingly.Condition ActionThe SRXU needs to be installed. Go to Step 4.The SRXU does not need to be installed. Go to Step 5.Step 4 Install the SRXU. For details, refer to 3.6 Installing the SRXU.Step 5 Install RRU3804 and SRXU cables. For details, refer to 3.7 Installing RRU3804 and SRXUCables.Step 6 Check RRU3804 and SRXU hardware installation. For details, refer to 3.8 Checking RRU3804and SRXU Hardware Installation.Step 7 Install the housing of the RRU3804 and SRXU. For details, refer to 3.9 Installing the Housingof the RRU3804 and SRXU.----End3.3 Preparing for DBS3800 InstallationBefore installing the DBS3800, acquaint yourself with the type, quantity, and installationposition of the equipment to be installed. Then unpack the DBS3800 and prepare tools andinstruments for the installation.3.3.1 Unpacking the DBS3800RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-11
This describes how to unpack the DBS3800 and check the items in the package.3.3.2 Tools and Instruments for DBS3800 InstallationThis describes general tools, special tools, and instruments required for the DBS3800installation.3.3.1 Unpacking the DBS3800This describes how to unpack the DBS3800 and check the items in the package.ContextNOTEWhen transporting, moving, or installing the equipment, components, or parts, you must:lPrevent them from colliding with doors, walls, shelves, or other objects.lAvoid touching the uncoated metal surface of the equipment, components, or parts with sweat-soakedor dirty gloves.ProcedureStep 1 Check the quantity of components inside the carton according to the carton label.If... Then...The quantity matches the carton label, Go to Step 2.The quantity does not match the cartonlabel,Find the cause and contact Huawei localoffice.Step 2 Check whether the packing case is in good condition.If... Then...The packing case is in good condition, Go to Step 3.The packing case is damaged or soaked, Find the cause and contact Huawei local office.Step 3 Open the packing case. Check the shipped components according to the Packing List, and thenperform the next step according to the check result.If... Then...The shipped components match the PackingList,Sign the Packing List together with thecustomer.There is any short shipment, wrongshipment, or equipment damage.Fill in the Cargo Problems Report.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-12 Huawei Technologies Proprietary Issue 01 (2007-11-29)
CAUTIONlTo protect the equipment and to find out the cause in the case of goods damage, storethe equipment and the unpacked cases and materials inside the equipment room.lTake photos of the storage environment, rusted or corroded devices, and packing casesand materials, and then file the photos.----End3.3.2 Tools and Instruments for DBS3800 InstallationThis describes general tools, special tools, and instruments required for the DBS3800installation.Table 3-1 lists the tools and instruments necessary for the DBS3800 installation.Table 3-1 Tools and instrumentsGeneral Tools MeasuringtoolsLong tape, 50 m ribbon tape, 5 m measuring tape, 400mm level bar, level instrumentMarkingtoolsMarking pen, ink fountain, pencilDrilling tools Percussion drill with matching bits of Ф6, Ф8, Ф10, Ф12,Ф14, and Ф16, cleanerFasteningtoolsStraight screwdrivers (M3 to M6)Cross screwdrivers (M3 to M6)Adjustable wrenchSocket wrenches (M6, M8, M10, M12, M14, M17, M19)Double offset ring wrenches (M6, M8, M10, M12, M14,M17, M19)Combination wrenches (M17 and M19)Long-arm wrenchPliers Sharp nose pliers, diagonal pliers, pincer pliers, electrichand drill, file, handsaw, crowbar, rubber hammer, clawhammerAuxiliarytoolsBrush, tweezers, paper knife, bellows, plumb, solderingiron, solder wires, fork, ladder, heat blower, solderabsorber, insulating tapeSpecial Tools An earth resistance meter, ESD wrist strap, a pair of ESD gloves, cablepeeler, clamping pliers, a feeder cutter, a pair of crimping pliers for SMB,RJ-45 crimping pliers, wire punchdown tool, wire cutter, a non-conductive screwdriver, safety knife, peeler for 75-ohm coaxial cables, apair of connector crimping pliers for 75-ohm coaxial cables, a pair ofmulti-purpose crimping pliersRRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-13
Instruments Multimeter, 500 V megohmmeter (for insulation resistance), BER tester,optical power meter NOTEThe instruments must be checked and certified.3.4 Installing the RRU3804 on the Ground or RooftopWhen the RRU3804 needs to be installed on the ground or rooftop, it supports one-module, two-module centralized, and three-module centralized installation modes.3.4.1 Installing a Single RRU3804This describes how to install a single RRU3804 module and its mounting plate. The singleRRU3804 can be installed on a metal pole or wall.3.4.2 Installing Two RRU3804sThis describes how to install two RRU3804 modules and their mounting plates. The twoRRU3804s can be installed on a metal pole or wall.3.4.3 Installing Three RRU3804sThis describes how to install three RRU3804 modules and their mounting plates. The threeRRU3804s can be installed on a metal pole or wall.3.4.1 Installing a Single RRU3804This describes how to install a single RRU3804 module and its mounting plate. The singleRRU3804 can be installed on a metal pole or wall.ProcedureStep 1 Install the mounting plate of the RRU3804. The operation varies with the installation mode.Condition ActionThe RRU3804 needs to be installed on ametal pole.Install the mounting plate of the singleRRU3804 on the metal pole.The RRU3804 needs to be installed on a wall. Install the mounting plate of the singleRRU3804 on the wall.Step 2 Install the single RRU3804 module. For details, refer to 3.4.1.3 Installing the Single RRU3804Module.----End Installing the Mounting Plate of the Single RRU3804 on the Metal PoleThis describes how to install the mounting plate on the metal pole.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-14 Huawei Technologies Proprietary Issue 01 (2007-11-29)
PrerequisiteThe metal pole is ready and the pole diameter stays within the range of 60 mm to 114 mm.ProcedureStep 1 Determine the position of the mounting plate by referring to the engineering design and 3.1.2Space Requirements of the RRU3804 and SRXU.NOTEThe upper fixture assembly should be 1,200 mm to 1,600 mm above the ground or rooftop.Step 2 Mount the upper fixture assembly on the metal pole. Ensure that the four ends of the fixtureassembly are on the same plane, as shown in Figure 3-12.Figure 3-12 Mounting the upper fixture assemblyStep 3 Use the level bar to check whether the four ends of the fixture assembly are on the same plane.Use the tape measure to check whether the two pole fixtures are parallel.NOTEIf the difference between L1 and L2, as shown in Figure 3-13, is beyond ±1 mm, the two pole fixtures arenot parallel.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-15
Figure 3-13 Measuring L1 and L2Condition ActionThe pole fixtures are neither horizontal norparallel.Go to Step 2 to adjust the fixture assembly.The pole fixtures are horizontal and parallel. Go to Step 4.Step 4 Use the holes numbered 1 in Figure 3-14.Figure 3-14 Holes in the multi-purpose attachment plateStep 5 Use three screws M6 x 20 to secure the multi-purpose attachment plate on the mounting plate,as shown in Figure 3-15.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-16 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 3-15 Securing the multi-purpose attachment plate on the mounting plateStep 6 Install the third pole fixture on the mounting plate at the lower part of its back by fastening twobolts M10 x 40, as shown in Figure 3-16.Figure 3-16 Installing the third pole fixtureStep 7 Install the mounting plate by fitting the tabs on the mounting plate into the anchor slots in thepole fixture, as shown in Figure 3-17.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-17
Figure 3-17 Installing the mounting plateStep 8 Mount the fourth pole fixture to the metal pole by fastening two bolts M10 x 110 between thethird and the fourth pole fixtures, as shown in Figure 3-18.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-18 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 3-18 Mounting the lower fixture assembly----End Installing the Mounting Plate of the Single RRU3804 on the WallThis describes how to install the mounting plate on the wall.ProcedureStep 1 Determine the position of the mounting plate.1. Determine the position of the mounting plate by referring to the engineering design and3.1.2 Space Requirements of the RRU3804 and SRXU.NOTEThe mounting plate should be 1,200 mm to 1,600 mm above the ground or rooftop.2. Place the mounting plate against the wall, and then use the marking pen to mark the fouranchor points. You can also mark the anchor points by referring to the inter-hole distanceshown in Figure 3-19.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-19
Figure 3-19 Determining the anchor pointsStep 2 Drill holes on the anchor points and install the expansion bolt assembly, as shown in Figure3-20.Figure 3-20 Drilling holes and installing the expansion bolt assembly1. Use the percussion drill with a Φ14 bit to drill four holes at the anchor points.CAUTIONProtect yourself when drilling holes in the wall. Flying dust may hurt your eyes or youmay inhale the dust.NOTEThe drilled holes must be 52 mm to 60 mm deep.2. After the holes are drilled, use the cleaner to clean the dust both inside and around the holes.If the inter-hole distance is too long or too short, locate and drill holes again.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-20 Huawei Technologies Proprietary Issue 01 (2007-11-29)
3. Screw the expansion bolt slightly and put it into the hole. Hammer the assembly until theexpansion tube is completely buried into the hole.4. Remove the bolt M10 x 75, filling tube, spring washer 10, and flat washer 10 in turn.CAUTIONlAfter disassembling the expansion bolt assembly, ensure that the top of theexpansion tube is completely buried into the wall. If it is not completely buried, themounting plate cannot be steady on the wall.Step 3 Secure the mounting plate, as shown in Figure 3-21.Figure 3-21 Securing the mounting plate1. Place the mounting plate against the wall, and then align the mounting plate with the fourmarked anchor points.2. Lead each bolt M10 x 75 through the spring washer 10, flat washer 10, and insulatingwasher in turn. Put each bolt into the expansion tube through the hole in the wall.3. Use the wrench to fix the mounting plate to the wall by tightening the bolts clockwise.----End Installing the Single RRU3804 ModuleThis describes how to install the RRU3804 module on a metal pole. The procedures for installingthe module in pole or wall installation mode are the same.PrerequisitelThe RRU3804 mounting plate is installed.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-21
lIf the RRU3804 needs to be installed on a metal pole, the PGND cable of the metal pole isconnected.ContextThe RRU3804 module can be installed in either ordinary mode or reverse mode. In reverse mode,the front side of the RRU3804 is fixed to the mounting plate. Figure 3-22 shows two RRU3804swith one in ordinary mode and the other in reverse mode.Figure 3-22 One RRU3804 in ordinary mode and the other in reverse modeNOTElBefore installation, the plastic housing of the RRU3804 is already fixed to the module. The previousfigure omits the plastic housing for a better illustration of ordinary and reverse modes.lBefore delivery, the plastic housing of the RRU3804 is fixed in the assumption that the RRU3804 needsbe installed in ordinary mode. If you want to install the RRU3804 in reverse mode, remove the plastichousing first.ProcedureStep 1 Use two screws M6 x 20 to secure the attachment plate on the module, as shown in Figure3-23.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-22 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 3-23 Securing the attachment plateCAUTIONWhen installing the attachment plate, protect the plastic housing from being scratched.lIf you find that the plastic housing is put face down when unpacking the RRU3804,install the attachment plate before taking out the RRU3804.lIf you find that the plastic housing is put face up, lay cardboards or packing bags on theground. Then, take out the RRU3804 and install the attachment plate.Step 2 Fit the tabs on the attachment plate into the anchor slots of the mounting plate, as shown inFigure 3-24.RRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-23
Figure 3-24 Installing the moduleCAUTIONThe tabs on the attachment plate must be fitted into the middle pair of anchor slots in themounting plate.Step 3 Lead two screws M6 x 20 through the holes in the bottom of the module. Then, secure the moduleon the mounting plate, as shown in Figure 3-25.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-24 Huawei Technologies Proprietary Issue 01 (2007-11-29)
Figure 3-25 Securing the module----End3.4.2 Installing Two RRU3804sThis describes how to install two RRU3804 modules and their mounting plates. The twoRRU3804s can be installed on a metal pole or wall.ProcedureStep 1 Install the mounting plate of the RRU3804. The operation varies with the installation mode.Condition ActionThe RRU3804 needs to be installed on ametal pole.Install the mounting plates of the twoRRU3804s on the metal pole .The RRU3804 needs to be installed on awall.Install the mounting plates of the twoRRU3804s on the wall .Step 2 Install the two RRU3804 modules. For details, refer to 3.4.2.3 Installing the Two RRU3804Modules.----EndRRU3804User Guide 3 Installing RRU3804 and SRXU HardwareIssue 01 (2007-11-29) Huawei Technologies Proprietary 3-25
Installing the Mounting Plates of the Two RRU3804s on the Metal PoleThis describes how to install the mounting plates on the metal pole.PrerequisiteThe metal pole is ready and the pole diameter stays within the range of 60 mm to 114 mm.ContextYou can install the two RRU3804s on the metal pole by using the following methods. Select aproper method depending on the field requirements.lSide-mounted installationlRear-mounted installationProcedurelSide-mounted installation1. Install the first mounting plate by referring to 3.4.1.1 Installing the Mounting Plateof the Single RRU3804 on the Metal Pole.2. Use the holes numbered 2 in Figure 3-26.Figure 3-26 Holes in the multi-purpose attachment plate3. Use two screws M6 x 20 to secure the multi-purpose attachment plate at the bottomof the second mounting plate, as shown in Figure 3-27.Figure 3-27 Securing the multi-purpose attachment plate at the bottom of the secondmounting plate4. Fit the tab on the left of the second mounting plate into the anchor slot in the firstmounting plate, as shown in Figure 3-28.3 Installing RRU3804 and SRXU HardwareRRU3804User Guide3-26 Huawei Technologies Proprietary Issue 01 (2007-11-29)

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