Ericsson RBS 2308, RBS 2309, RBS 2109 User Manual
Ericsson GSM System
RBS 2308 and RBS 2309
User’s Guide
EN/LZT 720 0027 R8A
RBS 2308 and RBS 2309 User’s Guide
Copyright
© Ericsson AB 2006 – All Rights Reserved
Disclaimer
No part of this document may be reproduced in any form without the written
permission of the copyright owner.
The contents of this document are subject to revision without notice due to
continued progress in methodology, design and manufacturing. Ericsson shall
have no liability for any error or damage of any kind resulting from the use
of this document.
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Contents
1 Introduction 1
1.1 Product Overview 2
1.2 Target Groups 3
1.3 Installation and Integration Process Overview 5
1.4 Radio Site Implementation Process 5
1.5 RBS Library Overview 8
1.6 Release History 8
2 Personal Health and Safety Information 11
2.1 Introduction 11
2.2 Hazard Symbols and Admonitions 12
2.3 General Safety Precautions 13
2.4 Electric Shock Hazards 14
2.5 Energy Hazards 15
2.6 Fire Hazard 16
2.7 Heat Hazards 17
2.8 Mechanical Hazards 18
2.9 Radio Frequency Exposure Hazards 19
2.10 Laser Hazards 20
2.11 Chemical Hazards 21
2.12 Other Hazards 23
3 System Safety Information 27
3.1 Introduction 27
3.2 Admonitions and Safety Symbols 28
3.3 Batteries 29
3.4 Electrical Installation 30
3.5 Electrostatic Discharge 31
3.6 Equipment Handling 32
3.7 Ground Connection 33
3.8 Lightning Protection 33
4 Tools and Instruments 35
4.1 Tools for Installation of RBS 2308 and RBS 2309 35
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4.2 Equipment for Antenna System Test
s
36
4.3 Equipment for Site Installation Tests 37
4.4 Equipment for PSTU Startup 37
4.5 Equipment for RBS Site Integration 38
4.6 Equipment for Maintenance 38
4.7 Kit Specifications 40
5 Installation of RBS 41
5.1 Introduction 41
5.2 Preconditions 41
5.3 Torque Settings 42
5.4 Installation Procedure 43
5.5 Installing Mixed Micro Configurations 85
6 Antenna System Tests 87
6.1 Checking the Installation 89
6.2 Calibrating the Antenna Tester 90
6.3 Performing DTF Tests 93
6.4 Naming a DTF Measurement 96
6.5 Calculating the Feeder Attenuation 97
6.6 Calculating the Feeder Delay 99
6.7 Performing SWR Test 101
6.8 Naming an SWR Measurement 103
6.9 Performing Concluding Routines 104
6.10 SWR – Return Loss Conversion Table 107
7 Site Installation Tests 109
7.1 Preconditions 109
7.2 Inspecting Cable Connections 110
7.3 Verifying AC Mains and DC Power Supply 111
7.4 Switching on the RBS 112
7.5 Testing Fan Unit 113
7.6 Setting IDB Parameters 114
7.7 Reading Fault Status 140
7.8 Testing External Alarms 142
7.9 Performing Concluding Routines 143
8 PSTU Startup 149
8.1 Preconditions 149
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8.2 Work Process for PSTU Startup 150
8.3 Procedure 151
9 RBS Site Integration 161
9.1 Testing Transmission 162
9.2 Bringing the RBS into Service 164
9.3 Making Test Calls on the Air Interface 165
9.4 Performing Concluding Routines 169
10 Maintenance 175
10.1 Introduction 175
10.2 Preconditions 175
10.3 Fault Localization Using OMT 176
10.4 Troubleshooting Using the RBS Indicators 193
10.5 HW Replacement 207
10.6 Returning Hardware 255
11 Reconfiguring the RBS for IP Transmission 261
11.1 Introduction 261
11.2 Preconditions 261
11.3 Reconfiguration Procedure 261
12 Glossary 271
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1 Introduction
This User’s Guide consists of the chapters listed below. Each chapter is briefly
summarized.
Introduction
This chapter.
Personal Health and Safety Information
Contains personal health and safety information that applies when working
with Ericsson system products.
System Safety Information
Contains system safety information that applies when working with Ericsson
system products.
Tools and Instruments
Contains lists of all recommended tools and instruments.
Installation of RBS
Describes activities for:
• Installation of the mounting base
• Connection of cables
• Connection of external antenna
• Mounting the radio c abinet on the mounting base
Antenna System Tests
Describes the site specific antenna tests that should be performed on site.
Site Installation Tests
Describes the site specific tests that should be performed on-site.
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PSTU Startup
Describes how to pu
t the Packet-Switched Termination Unit (PSTU) into
operation.
RBS Site Integrat
ion
Describes how to i
ntegrate an RBS site into a network.
Maintenance
Describes first l
ine maintenance. This means that swap repair is carried out
on site and that o
nly replaceable units are handled.
Reconfiguring t
he RBS for IP Transmission
Describes how to
configure the RBS for IP-based transmission.
Glossary
Contains abbrev
iations and acronyms used in the text.
1.1 Product Overview
The RBS is a GSM EDGE micro base station for both indoor and outdoor micro
cell applications. It is a small yet complete station, with transceivers, switching
functions and transmission. The RBS 2308 supports both PCM and IP-based
transmission.
The RBS can be mounted on a mast/pole as easily as it can be fitted to a wall.
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P015678B
MCB
Sunshield
TIM/PSTU
Flash Card
Sunshield
Screws
IXU (Master RBS)
MBU
Fan
RXBP
Fan Cover
RRU
Integral Sector Antenna
Integral Omni Antenna
Figure 1 RBS Ove
rview
IXU
Interface and Switching Unit
MBU Mounting Base Unit
MCB
Multicasting Box
PSTU Packet-Switched Termination Unit (available only for
RBS 2308)
RRU Remote Radio Unit
RXBP RX Bandpass Filter
TIM
Transmission Interface Module
External
optional battery backup is possible, as well as the option of having
integrat
ed antennas within the base station.
1.2 Target Groups
This section describes the target group for this manual, which is all personnel
involved in activities relating to the installation and integration of an RBS site.
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TEMS
O
N
/O
FF
Y
E
S
N
O
1
2
3
4
5
6
7
8
9
*
0
#
CL
R
Cabinet Installation
Antenna System Tests
Site Installation Tests
RBS Site Integration
Fault Handling
OMT
Installation
Test and Integration
P008221B
Chapters Introduction, Safety Instructions and Tools and Instruments
used by all groups
Figure 2 Chapters Related to Specific Target Groups
During the whole Radio Site Implementation (RSI) process and the product’s life
cycle, the target groups require documents in addition to the above mentioned
manuals to complete the work.
Qualifications for Installation Personnel
Ericsson recommends that installation personnel possess the following skills:
• Technical college or equivalent education with an emphasis on electrical
engineering
• Familiarity with the equipment used during the installation process
• Knowledge of antenna systems
• Appropriate training and medical certificate for working at heights
• Good understanding of technical English
Qualifications for Test and Integration Personnel
Ericsson recommends that testing and integration personnel possess the
following skills:
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• Basic Ericsson RBS 2000 Operation and Maintenance knowledge.
Personnel should be familiar with the tools and instruments recommended
in the chapters Antenna System Tests, Site Installation Tests, and RBS
Site Integration.
• Basic GSM knowledge
• Basic RBS 2000 knowledge
• Good understanding of technical English
1.3 Installation and Integration Process Overview
This section describes the overall Installation and Integration process. This
process covers the work that follows the Installation Engineering process:
testing the antenna system, installing the cabinet, performing site installation
tests, and integrating the site into the network. A process overview is shown
below.
P016157A
Antenna System Tests
Site Installation Tests
RBS Site Integration
Cabinet Installation
Installation Engineering
Figure 3 Installation and Integration Process
1.4 Radio Site Implementation P rocess
This section describes the overall Radio Site Implementation process, of which
the Installation and Integration process is a part. The Radio Site Implementation
process covers the work from the initial stages of receiving an order, planning
and designing the entire network, to installing the RBS sites and integrating
them into the network.
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Site Acquisition
Network Design
Acceptance (of site)
Contract is signed
P007657B
Radio Site
Installation Engineering
Civil Works
Installation & Integration
Figure 4 The Radio Site Implementation Process
For further information about the planning process, see:
Site Engineering Instruction
LZN 901 0602
Network Planning Process
The Network Planning process consists of the following activities:
• Dimensioning of network
• Dimensioning of equipment for radio, transmission, switching, operation
and maintenance
• Defining and ordering market adaptation products, for example programs
for national signalling towards the public telephone network
• Measurement of radio frequency and interference
• Producing digital maps and data
Site Acquisition
The Site Acquisition process is performed in close cooperation with the Civil
Works process and, to some extent, with the Engineering process.
The Site Acquisition process consists of the following activities:
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• Searching for sites and obtaining a site appraisal
• Outlining the site design and evaluating the cost
• Negotiating and signing leasing contracts
• Handling permits and arranging a handover to the Engineering personnel
Civil Works
The Civil Works process is performed in close cooperation with the Site
Acquisition process and the Engineering process.
The Civil Works process consists of the following activities:
• Preparing a d etailed civil works design of the site
• Updating the costs for the site construction
• Arranging the site construction
• Performing a site inspection and handing over an as-built document to
the Engineering personnel
Engineering
The Engineering process begins when the Site Acquisition and Civil Works
processes are complete.
The Engineering process consists of the following activities:
• Measuring and collecting information about sites
• Designing the antenna and radio configuration, and producing cable
drawings
• Making drawings showing the positions of the antenna and RBS equipment
• Defining areas of responsibility between the purchaser and the contractor
• Producing site-specific information in the Site Installation Documentation.
For more information about the results from the site engineering process, see:
Site Engineering Instruction
LZN 901 0602
Installation and Integration
The work involved in this process is performed by installation personnel, and
test and integration personnel.
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Installation pers
onnel are responsible for the following activities:
• Installing the antenna system
• Installing the RBS
• Earthing the RBS
• Connecting a power supply to the RBS
• Connecting the antenna system to the RBS
• Installing cable ladders and cable ducts
• Installing battery backup
• Installing transmission cables
The test and integration personnel are responsible for the following activities:
• Performing the tests specified i n the contract and integrating the site
• Commissioning of the PSTU
• Troubleshooting if tests indicate a fault
• Recording the test results in the Site Installation Documentation, which is
returned to the engineering personnel
1.5 RBS Library Overview
For information on the RBS library and other manuals related to the RBS, see:
RBS 2000 Library Overview
LZN 302 73
1.6 Release History
In addition to editorial changes, such as correction of typographical and layout
errors, this manual has been revised as follows:
1.6.1 R7B to R8A
General
• Information about the PSTU and IP-based transmission has been added
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• Information about less-temperature-sensitive units with no heater has
been added
Chapter Site Installation Tests
• Section Setting IDB Parameters has been updated with new work process
Chapter PSTU Startup
• This is a new chapter
Chapter Maintenance
• A new section, Returning Hardware, has been added
Chapter Reconfiguring the RBS for IP Transmission
• This is a new chapter
1.6.2 R7A to R7B
Chapter Glossary
• New abbreviations added
1.6.3 R6A to R7A
Chapter Site Installation Tests
• Section Setting IDB Parameters updated with parameter descriptions
Chapter Maintenance
• Section Fault Localization Using OMT updated
1.6.4 R5A to R6A
The appendices EBB-01 Maintenance and Installation Instructions and EBB-06
Maintenance and Installation Instructions have been removed from the manual.
Chapter Installation of RBS
• Note about IDB added in section Replacing the Flash Card (If Applicable)
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Chapter Site Insta
llation Tests
• Note about IDB adde
d in section Installing IDB
• Notes added to info
rm site personnel about indicators double-flashing
during function c
hanges
Chapter RBS Site I
ntegration
• Notes added to inf
orm site personnel about indicators double-flashing
during function
changes
Chapter Mainten
ance
• Notes added to in
form site personnel about indicators double-flashing
during function
changes
• New section, Dou
ble-Flash Indication of Function Changes, added
• Note about IDB ad
ded in section Flash Card Replacement
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2 Personal Health and Safety Information
2.1 Introduction
This document presents the personal health and safety information that applies
when working with Ericsson system products. The instructions included are
mandatory to ensure personal safety while working with Ericsson system
products.
Note: Reduce the risk of accidents by studying all the information carefully
before starting work. If questions arise regarding health and safety
information, contact the supervisor or the local Ericsson company for
clarification.
For information on product safety for Ericsson system products, see:
System Safety Information,
Ericsson System Products
124 46–2886
Local Regulations
Local regulations, first and foremost national regulations, override the
information in this document. Where applicable local regulations are not
available, the information herein prevails.
Product Exclusion Indication
The information in this document covers personal health and safety aspects
of all Ericsson system products. As all the information does not apply to a
specific product, the readers must familiarize themselves with the potential
hazards indicated on the product they are working with to understand which
document parts apply to their product.
2.1.1 Target Group
The target group for this health and safety information is personnel who work
with Ericsson products. All personnel who work with engineering, installation,
test, and operation and maintenance of Ericsson products must familiarize
themselves with this information.
2.1.2 Educational Requirements
The safety instructions in the relevant manuals or documents require that
persons performing work on Ericsson products have the necessary education,
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training and compe
tence required to perform work correctly. For certain work,
additional or spec
ial training may be required, for example authorization for
Authorized Servic
e Providers (ASP). ASP is an Ericsson certification procedure.
A good understanding of technical English is required, or of the language that
the information is presented in, to ensure that these and other instructions
can be understood and complied with.
2.2 Hazard Symbols and Admonitions
This section presents the types of admonitions and hazard symbols used in
all
Ericsson documentation. There are three levels of personal health and s
afety
admonitions that indicate risk to persons: danger, warning and caution
. Hazard
symbols are used to indicate these and to present various other hazards.
The admonition levels for personal health and safety are presented in order
of severity, with danger being the highest level, warning the intermediary
and caution the lowest. When admonitions are encountered anywhere in a
document, the information included should be read and any instructions should
be followed.
2.2.1 Personal Health and Safety Admonitions
Personal health and safety admonitions are used to indicate hazardous
activities and are normally preceded by the common hazard symbol shown in
the figure below, or in specific cases by specialized symbols, see Section 2.2.2
Special Hazard Symbols on page 13.
P002643A
Figure 5 Safety Hazard Symbol
The hazard symbol is common for all three admonition levels. The three
admonition levels are defined below:
Danger! Indicates that there is an imminent hazard that is likely
to result in death or serious injury.
Note: Danger can be accompanied by other symbols
depending on the country of operation.
Warning! Indicates that there is a potential hazard that could
result in death or injury.
Caution!
Indicates a hazard that could result in minor or moderate
injury.
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2.2.2 Special Hazard Symbols
This section presents special hazard symbols used to indicate the risk of
chemical, electric shock, fire, heat, laser and Radio Frequency (RF) exposure
hazards:
P010387A
Figure 6 Chemical Hazard Symbol
P002645A
Figure 7 Electrical Hazard Symbol
P010385A
Figure 8 Fire Hazard Symbol
P010274A
Figure 9 Heat Hazard Symbol
P010341A
Figure 10 Laser Hazard Symbol
P002644A
Figure 11 RF E xposure Hazard Symbol
2.3 General Safety Precautions
This section presents general safety precautions to ensure that persons are not
injured when working with equipment.
• Items of jewelry, for example rings, watches and necklaces should be
removed as they can catch on moving parts, or when lifting equipment.
• Pay attention to the hazard labels and other information labels on products.
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• Never remove or cov
er hazard symbols as this can endanger persons
working with the pr
oduct.
• Only use the tools described, in the manner indicated, in instructions.
2.4 Electric Shock Hazards
This section provides information and instructions relating to equipment
operating on voltage that entails an electric shock hazard.
Note: This information only applies to products marked with the electric shock
hazard symbol.
The term Electric Shock Hazard is defined below:
Electric Shock
Hazard
Hazard at voltage equal to or above 42.4 V peak or
60 V DC.
Danger!
Electric shock risk. Avoid both direct and indirect contact with parts connected
to mains power as this is likely to be fatal. Switch off the mains power before
starting work.
Danger!
Improper electrical installation may cause fire or electric shock that is likely to
be fatal. Only a qualified and authorized electrician is permitted to install or
modify electrical installations.
Note: Only qualified electricians are allowed to work directly with equipment
that presents an electric shock hazard.
Note: AC mains installation must be c arried out according to local regulations.
2.4.1 Safety Precautions for Working with Electrical Equipment
The following precautions must be observed when working with electrical
equipment:
• The AC mains is switched off.
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• Equipment exposed to moisture is protected with a tent or other equipment.
• Power cables are installed according to instructions.
• Installed cables are always clearly marked with labels.
• All personnel are familiar with and understand the warning signs on
equipment.
• Only tested electrical tools are used.
• Holes are never drilled in equipment, or walls, without ensuring that there
are no concealed cables.
2.5 Energy Hazards
This section provides information on how to avoid energy hazards.
The term energy hazard is defined below:
Energy Hazard
Hazard at a stored energy level of 20 J or an available
continuous power level of 240 VA.
2.5.1 Batteries
This section provides instructions and information on the proper handling
of batteries.
Note: Where Ericsson is not the supplier of battery equipment, see the
manufacturer’s information on battery safety.
Caution!
Improper handling of batteries can result in the batteries short-circuiting, which
can result in serious injury due to high energy levels. Exercise the necessary
care when working with batteries.
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Lithium Batteries
Warning!
Switching poles when replacing lithium batteries can result in an explosion
that can lead to injury. Always ensure that lithium batteries are connected
to the right poles.
2.5.2 Capacitors and Uninterruptible Power Systems
This section provides information on how to avoid energy hazards in Capacitors
and Uninterruptible Power Systems (UPS).
Warning!
High energy leve
ls are present in this unit. Improper handling of the unit can
lead to short cir
cuiting that can result in serious injury. Exercise care when
working with th
is unit.
Note: Some capacitors and UPSs have energy levels above 240 VA. If this is
the case this is indicated on the product with a voltage hazard.
2.5.3 Safety Precautions for Avoiding Energy Hazards
The following precautions must be observed w hen working with batteries and
other units that present an energy hazard:
• All metallic objects worn, such as wrist watches, rings, bracelets, and so
on are removed.
• Disconnect the charger power supply until the work is complete.
• Only use insulated tools.
2.6 Fire Hazard
This section provides instructions and information on safety precautions for
preventing fire.
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Warning!
In the event of a fire, evacuate t
he building or equipment site and raise the fire
alarm at the closest alarm point
, or call the emergency number. Do not re-enter
a burning building under any ci
rcumstances.
Warning!
Heater in operation. Do not b
lock the heater vents or place combustible
materials close to the unit,
as this can cause a fire that can endanger life.
2.6.1 Fire Precautions
Note: When working with the installation or maintenance of equipment that
involves interfering with the fire sectioning of a building, this should be
carried out as quickly as possible.
Fire can spread to neighboring rooms. When working on equipment cable
ducts, channels and access holes might have to be opened, thereby interfering
with the fire sectioning of the building. The instructions below have to be
followed when work has been completed to restore the building’s fire sectioning:
1. Close the cable ducts and fire doors (if applicable) as soon as possible.
2. Seal cable ducts according to the regulations for the building.
3. Minimize the amount of inflammable material.
4. Remove empty packaging material from the equipment site.
5. Check that there is a functioning powder or carbon dioxide fire extinguisher
for electric apparatus at the equipment site.
2.7 Heat Hazards
This section describes how to avoid injury from hot surfaces or hot air in
equipment.
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Caution!
Parts inside this equipment attain high temperatures during normal operation,
which can cause burns to the skin if touched without heat protective clothing.
Always use heat protective clothing when working with equipment containing hot
surfaces, or switch the equipment off and allow it to cool before starting work.
Caution!
A heater, producin
g hot air, is in use in this equipment. Direct contact with hot
air can lead to bur
ns. When the heater is in operation, avoid close contact
with the heater ai
r evacuation vent.
2.8 Mechanical Hazards
This section provides information on mechanical hazards in equipment
containing sharp edges or rotating blades.
Caution!
Sharp metal edges may exist that can cause cuts to the skin or clothing. Wear
protective gloves when handling this equipment.
Caution!
Rotating fan blad
es can cause injury to body parts that come into contact with
the blades. Blad
es in fan units continue to rotate for a period of time, even after
the fan has been s
witched off. Wait until fans have stopped rotating completely
before startin
g work on or near fans.
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2.9 Radio Frequency Exposure Hazards
This section provides instructio
ns and information on potential hazards related
to radio frequency (RF) electro
magnetic field (EMF) exposure from fixed radio
transmitters (as opposed to mo
bile phones).
2.9.1 General RF Safety Information
Caution!
Excessive RF exposure can result in potentially adverse health effects. If it is
suspected that RF exposure limits may be exceeded, ensure that transmitting
antennas are switched off, or reduce output power whilst working with, or
near, antennas.
Note: RF exposure limits are specified by national and international health
authorities in standards, regulations or guidelines. The limits include
wide safety margins to protect from potentially harmful tissue heating.
2.9.2 RF Safety for Installation and Maintenance Personnel
It is important that all personnel working with the installation and maintenance
of transmitting equipment and antennas have basic knowledge regarding RF
safety. They must have been informed or trained to be observant of potential
risks of RF exposure exceeding specified safety limits, and be aware of
precautionary measures necessary for differing situations.
Caution!
Do not stand or work in front of an operational antenna, unless it has been
verified or documented that RF exposure levels are within specified safety limits.
Caution!
Always be aware of other RF transmission antennas located close to the
antenna you will be working with. If the RF exposure level is unknown, contact
the equipment operator or ensure that measurements are done to verify that
levels are below specified safety limits before starting work.
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