1 Introduction Flexi EDGE BTS

PRODUCT DESCRIPTION : NOKIA FLEXI EDGE BTS

SCOPE OF THE COURSE

The scope of this course is to empower

participants in Implementation and O&M

of Flexi EDGE BTS with quality standards.

1. Flexi EDGE BTS Introduction2. Construction and modules2.1 Main modules

2.1.1 Flexi EDGE System Module (ESMA)2.1.2 Flexi EDGE Dual TRX Module (EXxA)2.1.3 Flexi EDGE Dual Duplexer Module (ERxA)

2.2 Optional modules2.2.1 Flexi EDGE Wideband Combiner Sub-module (EWxx)2.2.2 Flexi EDGE Remote Tune Combiner (Cavity Combiner) Module (ECxA) 2.2.3 Flexi EDGE Optical Converter Module (EOCA)2.2.4 Flexi Power Module (FPMA)2.2.4.1 Flexi Power AC-DC Sub-Module (FPAA)2.2.4.2 Flexi Power Battery Sub-Module (FPBA)2.2.5 Flexi Power DC/DC 24 V Module (FPDA)2.2.6 Flexi System External OVP (FSEC)2.2.7 Flexi EDGE System Extension Module (ESEA) 2.2.8 Flexi System External Alarm Module (FSEB)

2.2.9 Transmission sub-modules (FIxA)

CONTENTS

2.2.9.1 Flex Bus transmission sub-module (FIFA)2.2.9.2 E1 transmission sub module (FIEA)2.2.9.3 E1/T1 transmission sub module (FIPA)2.2.9.4 Abis over IP Ethernet and E1/T1 (FIQA)2.2.9.5 Abis over IP Ethernet and E1 (FIYA)

2.3 Optional cabinets2.3.1 Flexi Cabinet for Outdoor (FCOA)2.3.2 Flexi Cabinet for Indoor (FCIA)2.3.3 Flexi Mounting Shield (FMSA and FMSB)

2.4 Optional items2.4.1 Flexi Module Casings (EMxA)2.4.2 Flexi Mounting Kits for floor, wall, and pole (FMFA and FMPA)2.4.3 Pole Mounting Kit (WMPB)2.4.4 Flexi Pole Mounting Kit (FPKA)2.4.5 Flexi Mounting Covers for Back and Front (FMCB)2.4.6 Flexi Cabinet Air Filter (FCFA)2.4.7 Flexi Cabinet Heat Detector (FCDA)2.4.8 Talk Conversion Kit (EMIA or EMIB)

CONTENTS

2.4.9 Upgrade Cable Kit (EUCA)2.4.10 Pole and Wall Cable kit (EPCA)2.4.11 Ethernet Bus Cable Kit (EECA)

3. Cables3.1 Internal cables

3.1.1 Power cables3.2.2 RF (CNT) cables3.3.3 Bus cables

3.2 External cables3.2.1 Ethernet and Gb Ethernet cable3.2.2 E1/T1 cable3.2.3 Synchronization test cable3.2.4 Power cable

CONTENTS

INTRODUCTION : NOKIA FLEXI EDGE BTS

• Modular base station.

• Easier site acquisition and installation.

• Weatherproof modules and casings.

• Dedicated cabinet is not necessary.

• Only two logical modules, can be carried by one person.

• Capacity can be expanded simply by adding modules.

• Possible to upgrade remotely with the license

mechanism.

• can be installed on floor, wall, or pole.

• suits well for replacing previous generation BTSs.

• Using existing site space economically and efficiently.

INTRODUCTION

• Operating voltage:

INTRODUCTION

Technical Data:

• The operating voltage ranges for Flexi EDGE BTS are the following:• Nominal input voltage, -48 VDC• Low input voltage limit, -40.5 VDC• High input voltage limit, -57 VDC

• Operating range:• The operating ranges of Nokia Flexi EDGE BTS are:• Low air temperature limit -35 °C (-31 °F)• High ambient air temperature limit (temporary) +55 °C (131 °F)• High ambient air temperature limit with guaranteed

performance +50 °C (122 °F)

INTRODUCTION

Technical Data:• BTS Power consumption:

• The BTS power consumption depends on the input voltage, the ambient temperature and the traffic load.

Site configuration

Combiningmethod

Power consumption (W)

Frequency band

800 and 900

1800 1900

1+1 By-pass 480 520 540

2+2+2 By-pass 1055 1160 1220

8+8+8 4-way 3795 4215 4455

CONSTRUCTION AND MODULES

447 mm

422* & 560 mm

133

mm

Front cover

* 422 mm depth for cabinet installed modules


Standard Module (3 HU): Protected against different environments under IP55. Height of one standard module is 3 HU (133 mm).

Weight of one standard module is almost 20 Kg. When installed in cabinet, front cover is not required.

System moduleSystem module 3HU

Sector module Sector module 3HU

Note : 1 HU = 44.4 mm

A functional Flexi EDGE BTS can be built with just two logical modules:

• Flexi EDGE System Module

• Flexi EDGE Sector Module


Main modules:

Main functions of the System module are:• Common functionalities and

internal/external connections for BTS• Supports up to 6 Dual TRX modules• Can support 12 Dual TRX with

extension module (ESEA)• BTS integrated transport: Abis

transmission• BB switching: communication

between modules via Ethernet switch• BTS power distribution: single point

for power intake and power distribution to all modules


Main modules: Flexi EDGE System Module (ESMA):

Power distribution unit(6x48V to other modules)

6x Ethernet to DTRX or RTC

Power Input terminal 48V

Site support system FPA

Q1 LMP Transport Sub-module

EACSync Out

Sync In


Main modules: System module(ESMA) Interfaces:


Main modules: System module(ESMA) : Interfaces

Interface Name Description

PWR 1/7 to 6/12 -48V DC output power to 6 DTRX modules.

V48N -48V DC input power for the Base Station

BUS1, BUS2, BUS3,BUS4, BUS5, BUS6/OUT

Gigabit Ethernet connections for DTRX module and extension module (ESEA)

SS Site support alarms

FPA Flexi Power Alarm to optional Flexi Power Supply Modules

Q1 for Q1 network management system e.g. for managing LMUB via ESMA

LMP Local Management port enables local login to BTS

Sync Out Base Station synchronisation chaining out and test signals out

Sync IN Base Station synchronisation chaining in (from LMUB)


Main modules: System module(ESMA) : LEDs

GREEN: ESMA main 48V power on RED: ESMA main 48V power off

RED: after power-on GREEN: during start-up & operationRED: After power-on

YELLOW: During start-up(blinking)

Dual duplexermodule

Dual TRXmodule


Sector Module: Sector module is a logical unit consisting of 2 building blocks:

• Dual TRX (DTRX) module• Dual duplexer module

Both units fit into a 3HU casing There is space for 1-2 optional Wideband combiner (WBC) sub-modules in

DTRX module Minimum one Sector module is needed per sector

Front view

Rear view


Sector Module: Flexi EDGE Dual TRX Module (EXxA):


Sector Module: Flexi EDGE Dual TRX Module (EXxA): Functions

The Dual TRX Module (EXxA) is a two-carrier TRX unit. Contains the common baseband part and two separate RF parts for two

transceivers. Used as

• a combined module with the Dual Duplexer Module (ERxA), making a logical Sector Module

• a stand-alone TRX module with the Remote Tune Combiner (RTC) module

• a stand-alone extension TRX module.


Sector Module: Flexi EDGE Dual TRX Module (EXxA): Interfaces


BUS Gigabit Ethernet connection to System Module (ESMA or ESEA)

ER_ _ Power and control interface for ERxA (Dual Duplexer)

PWR -48V Input power from System Module (ESMA or ESEA)

DP Synchronous combining of both transmitters in the module to create one GSM/EDGE carrier with increased power. Interfaces to Wideband Combiner (EWxx)

TxA, TxB Transmitter output. Connects to ERxA, Ewxx or ECxA

RxA, RxB Main receiver inputs.

To connects ERxA, ECxA

RxA Div, RxB Div Used in 4-way uplink Diversity, and MESOinstallations. Connects to ERxA, ECxA


Sector Module: Flexi EDGE Dual TRX Module (EXxA) :

EXxA Frequency Variants : The EX_A comes in four frequency variants. The frequencies of operation for each of the 4 bands are as follows.

EX _A Variants RX (MHz) TX (MHz)

EXTA (GSM 800) 824 - 849 MHz 869 – 894 MHz

EXGA (GSM 900) 880 - 915 MHz 925 – 960 MHz

EXDA (GSM 1800) 1710 - 1785 MHz 1805 – 1880 MHz

EXPA (GSM 1900) 1850 - 1910 MHz 1930 – 1990 MHz


Sector Module: Flexi EDGE Dual Duplexer Module (ERxA):

• The Dual Duplexer Module and the Dual TRX Module create one Sector Module.

• A minimum of one Dual Duplexer Module (both Antenna ports) is needed per sector to enable diversity.

• The Dual Duplexer Module is always attached to the Dual TRX Module.

• Dual Duplexer Module provides the duplex functionality to combine TX and RX signals in a common antenna feeder.

The Dual Duplexer Module contains:• two duplex filters• two Low Noise Amplifiers (LNAs)• two Bias-Ts• voltage standing wave ratio (VSWR) measurement functionality• and a common TRX loop for TRXs in one sector. The TRX loop is

controlled through the Dual TRX module


Sector Module: Flexi EDGE Dual Duplexer Module (ERxA):


Sector Module: Flexi EDGE Dual Duplexer Module (ERxA): Interfaces


Ant A and Ant B Connection to Antenna line

Tx A and Tx B Connection to DTRx Tx port

Ext A and Ext B For extension of Rx A and Rx B

RxAO and RxAI Both ports are looped

RxA1 to RxA4 Connection for RxA of DTRx

RxB1 to RxB2 Connection for RxB of DTRx


Flexi EDGE Dual Duplexer Module (ERxA): ERxA Frequency variants

• The ER_A comes in six frequency variants. The frequencies ofoperation for each of the six bands are as follows:

Variant RX (MHz) TX (MHz)

ERTA (GSM 800) 824 - 849 MHz 869 - 894 MHz

ERGA (GSM 900) 880 - 915 MHz 925 - 960 MHz

ERHA (GSM 900) 897.5 - 915 MHz 942.5 - 960 MHz

ERJA (GSM 900) 890 - 915 MHz 935 - 960 MHz

ERDA (GSM 1800) 1710 - 1785 MHz 1805 - 1880 MHz

ERPA (GSM 1900) 1850 - 1910 MHz 1930 - 1990 MHz


Optional Modules: Flexi EDGE Wideband Combiner Sub-module (EWxx)

• Two optional Wideband Combiner (WBC) Sub-modules can be attached to the Dual TRX Module.

• One Wideband Combiner combines two TX signals together.

• The module can be used for combining carriers that have the same or different frequencies.

• The EWxA sub-module contains a detector which provides the phase differential of the TRX is used. The EWxB sub-module can be used when Double Power DTRX is not used.


Optional Modules: Flexi EDGE Wideband Combiner Sub-module (EWxx)

Interfaces:

EW _A Variants Freq Band

EWGA or EWGB 850/900 MHz Bands

EWDA or EWDB 1800 MHz Band

EWPA or EWPB 1900 MHz Band

Freq Variant:

Interface Name

Description

TxA and TxB Tx Inputs from EXxA or EWxA*

OUT Tx output to ERxA or EWxA*

DP to EXxA (When DP operation used)

* in 4-way configurations


Optional Modules: Flexi EDGE Remote Tune Combiner Module (ECxA)

• Combines up to six TX signals.

• Used for large configurations.

• Always used together with Dual

TRX Modules; the Dual Duplexer

Module is then not needed.

• The System Extension Module is

needed.



Contains: • 1 duplex filter and one RX filter • two LNAs• two Bias-Ts• one voltage standing wave ratio.




Bus Connection to system module (ESMA)

Pwr Power connection from ESMAAnt and Rx Div Connect to Antenna

Rx1 to Rx6 Connection to Rx port of EXxA

Tx1 to Tx6 Connection from EXxA

Rx ext Out

Rx ext In

Interfaces:



ECxA Frequency Variants

EX _A Variants RX (MHz) TX (MHz)

ECGA (GSM 900) 880 - 915 MHz 925 - 960 MHz

ECJA (GSM 900 J-band) 890 - 915 MHz 935 - 960 MHz

EXDA (GSM 1800) 1710 - 1785 MHz 1805 – 1880 MHz

ECDA (GSM 1800) 1710 - 1785 MHz 1805 - 1880 MHz


Optional Modules: Flexi EDGE Optical Converter Module (EOCA)

Pre installed power and Gb Ethernet bus cables on back

PowersBuses

Optical Int. DC-input


Bus Connection to system module (ESMA)/Remote DTRx

Pwr ports Power to Remote DTRx

Optical Interface Connection for optical line

DC input Connect DC input supply


Optional Modules: Flexi EDGE Optical Converter Module (EOCA): Functions

Used in feederless site configurations.

It converts the Ethernet and synchronization interface to an optical interface.

The functionalities of the Optical Converter Module are:

• Handling the power distribution for up to three Sector Modules or

Dual TRX Modules.

• Providing overvoltage protection for the DC feed between the system

Module, the System Extension Module and Dual TRX Modules.

• Providing three Ethernet and synchronization connections to the

System Module at the local end and three Dual TRX Modules at the remote end.


Optional Modules: Flexi Power Module (FPMA)

The optional Flexi Power

Module (FPMA) includes

• AC connection box

• DC cable set

• Support frame for the

actual power sub-

modules (FPAA and

FPBA). AC connection box AC feed to FPAA

48V out to BTS



o Flexi Power AC-DC Sub-Module (FPAA)

• Power AC-DC sub-module converts 230V AC to 48V DC.

• PMA can house up to four AC/DC rectifiers.

• Each rectifier having output power of 1 kW 48 V DC power.



o Flexi Power Battery Sub-Module (FPBA)

• The Flexi Power Battery Sub-Module (FPBA) is a separate optional sub-

module used together with the AC-DC Module (FPAA).

• The FPMA can house up to three Battery submodules.


Optional Modules: Flexi Power DC/DC 24 V Module (FPDA)

• Optional Power DC/DC converter (FPDA) converts 24V DC to 48V DC.

• The FPDA is a stand-alone 2 kW DC/DC converter.

24V DC Input48V DC Output


Optional Modules: Flexi System External OVP (FSEC)

• The FSEC protects Flexi EDGE sub-modules against surge pulse(s) in

power feeding lines in the feederless site solutions.

• The FSEC gives Class II (C, T2) protection for DC power feed and

provides IP55 protection.

• Used in large (>12 carrier)configurations• Must be used when Remote Tune Combiner is used• Nokia Flexi EDGE BTS Provides power to upto 6 x DTRX• Provides 12 bus interfaces• Connects to ESMA port BUS6/OUT


Optional Modules: Flexi EDGE System Extension Module (ESEA)

Power distribution unit6x48V to othermodules

12x Ethernetto DTRX Ethernet to system

module

48V DC Input


Optional Modules: Flexi EDGE System Extension Module (ESEA)


6 Pwr ports Power supply to other module

12 Bus Bus connection to other module 1 Bus Connection from ESMA Bus 6

DC input To connect -48 V DC input

Interfaces:


Optional Modules: Flexi System External Alarm Module (FSEB)

• The System Module has 6 BBU alarm inputs, 12 external alarm inputs

and 6 control outputs.

• An optional System External Alarm Module is used when up to 24

external alarm inputs and 6 control outputs need to be supported with

Flexi EDGE BTS.

• The System External Alarm Module is connected to the EAC interface in

the System Module and the BBU alarm inputs to FPA interface.

• The System External Alarm Module provides ingress-protected screw

terminals for the single alarm and control lines.


Optional Modules: Transmission sub-modules (FIxA)

• The transmission sub-modules (FIxA) are plug-in units located in the Flexi EDGE System Module (ESMA).

• The transmission sub-modules provide different network interface

alternatives:o FlexBus transmission submodule

(FIFA)o E1 transmission submodule (FIEA)o E1/T1 transmission submodule (FIPA)o Abis over IP Ethernet and E1/T1

(FIQA)o Abis over IP Ethernet and E1 (FIYA)



o FlexBus transmission submodule (FIFA)

FIFA is used for Radio tx-

mission mode. It Provides

• 2 Flex Bus (Coaxial)

Interface of 50 Ω

• Each Flex Bus supports

16 E1

• Connector type-TNC



o E1 transmission submodule (FIEA)

• Provides:

• 8 x E1 Interfaces

• Connector - SMB, 75Ω,

unbalanced, asymmetric



o E1/T1 transmission submodule (FIPA)

• Provides:

• 8 x E1/T1 Interfaces

• Connector - RJ48, 120/100Ω

balanced, symmetric



o Abis over IP Ethernet and E1/T1 (FIQA)

• Provides Abis over IP

Ethernet and E1/T1

• 2 x Fast Ethernet RJ45

• 1 x Gigabit Ethernet SFP

• 4 x E1/T1 interfaces RJ48

120/100 Ω balanced.

• SFP module is required for

Gigabit Ethernet.



o Abis over IP Ethernet and E1 (FIYA)

• The FIYA is a transmission

sub-module offering

• 2 x Fast Ethernet RJ45

• 1 x Gigabit Ethernet SFP

• 4 x E1 interfaces, 75Ω,

coax, unbalanced, SMB

• SFP module is required

for Gigabit Ethernet


Optional cabinets:

• Flexi EDGE BTS modules can be installed in optional indoor and outdoor

BTS cabinets.

• The capacity can be smoothly expanded from one TRX up to 24 TRX per

single cabinet.

• The carriers come in groups of two (two carriers per Dual TRX).

• It is possible to employ a single TRX of the DTRX module if necessary.

• The same optional cabinets can house Flexi WCDMA and BBU modules.

• It is possible to build GSM/EDGE, WCDMA/HSPA or multiradio

(GSM/EDGE/WCDMA/HSPA) configurations.


Optional cabinets: Flexi Cabinet for Outdoor (FCOA)

• FCOA includes the following optional items:

• Outdoor Site Support Module (FCSA)• Battery back up unit (MIBBU or FPRx)

• Air filter (FCFA)• Heat detector (FCDA)• EAC and Over-voltage

Protector (OVP) connection box (FSEB)

1550

770

770 Note: All dimensions are in mm


Optional cabinets: Flexi Cabinet for Indoor (FCIA)

1800

600

600

• Flexi BTS indoor cabinet is an optional for

new indoor sites where a cabinet is needed.

• The optional indoor cabinet can include the

following optional items:

• EAC and Over-voltage Protector (OVP)

connection box (FSEB)

Note: All dimensions are in mm


Optional cabinets: Flexi Mounting Shield (FMSA and FMSB)

• Flexi Mounting Shield (FMSA/FMSB) is an outdoor cabinet for a stacked

Flexi BTS.

• Used instead of the plastic front and rear covers, it provides protection

against solar load, large insects and slight vandalism.

• Flexi Mounting Kit Floor/Wall/Pole (FMFA) is required in both cabinets.

• FMSA provides installation space for up to any two Flexi 3U modules.

• It is installed on a pole or wall.

• FMSB provides space for up to any six Flexi 3U modules and the plinth

(18U in total).

• It is installed on the floor.


Optional items: Flexi Module Casings (EMxA)

Front view Rear view

Empty case

Front cover

Rear cover


Optional items: Flexi Module Casings (EMxA)

Importance

• Casings (EMxA) are used to fix the modules to floor, wall, or pole.

• Enables module replacement without the need to completely

dismantle the BTS installation.

• Provides protection against different environments under

environmental protection (IP55).


Optional items: Flexi Mounting Kits for floor, wall, and pole

(FMFA and FMPA)

Flexi mounting kits for floor and wall (FMFA), and pole (FMPA) are plinths

that are needed when modules are installed without a cabinet.

The plinth provides grounding points for BTS and module grounding.


Optional items: Flexi Mounting Kits for floor, wall, and pole

(FMFA and FMPA)

Plinth

adapter mechanics (for wall & pole)

Grounding points


Optional items: Pole Mounting Kit (WMPB)

• The pole mounting kit enables BTS installation on a pole 60 - 300 mm (2.4 - 11.8 in.) in diameter.

Contents of the Pole Mounting Kit delivery (WMPB)Figure 93. Contents of the Pole Mounting Kit (WMPB) deliveryM8x25 boltsM10x120 boltsWashersBlocksDN0484483

M10x200 boltsM10x300 boltsDN70216298Issue 1 en25/06/2007#Nokia Siemens Networks 159 (185)Contents of delivery

Blocks

M10x120 bolts M8x25 bolts

M10x200 bolts Washers

M10x300 bolts


Optional items: Flexi Pole Mounting Kit (FPKA)

• The Flexi Pole Mounting Kit (FPKA) can be used with poles between

60 mm (2.4 in.) and 120 mm (4.7 in.) in diameter.

• The most commonly used size is 80 mm (3.1 in.).

• The FPKA can replace the WMPB Pole Mounting kit in installations

where the pole diameter is less than 120mm (4.7 in.)


Optional items: Flexi Mounting Covers for Back and Front (FMCB)

• Flexi mounting covers for back and front is an optional 2U (FMCB) module cover that is required in FPDA installations without a cabinet.

• The primary functions of the covers are to provide protection against wind-driven rain, visual protection, and mechanical protection for the cables.

• Furthermore, the back cover protects the installer's fingers from the rotating fans.

2 safety latches

Grounding cable


Optional items: Flexi Cabinet Air Filter (FCFA)

• An optional Nokia Flexi Cabinet Air Filter (FCFA) is available for the EDGE BTS Outdoor cabinet to filter items such as salt, dust and insects out of the fresh air through the cabinet cooling input.

• A cabinet filter is required on oceanic and coastal areas where salt deposition is high.


Optional items: Flexi Cabinet Heat Detector (FCDA)

• An optional Nokia Flexi Cabinet Heat Detector (FCDA) is available for Flexi BTS Outdoor Cabinet.

• It is connected to one of the BTS EAC alarm lines.


Optional items: Talk Conversion Kit (EMIA or EMIB)

• Flexi EDGE BTS modules can be installed into the CityTalk cabinet by using the Talk conversion kit EMIA or EMIB.

• The inner parts of the CityTalk cabinet will be stripped out before the Flexi EDGE BTS modules are installed and certain parts of the CityTalk cabinet will be replaced with new parts belonging to the EMIA or EMIB kit.


Optional items: Upgrade Cable Kit (EUCA)

• The Upgrade Cable Kit is used for the stack 4+4+4 expansion case or custom configurations requiring extra long RF cables.

• It can also be used for 12+12+12 RTC with two cabinets.


Optional items: Pole and Wall Cable kit (EPCA)

• The optional Pole and Wall Cable kit (EPCA) contains 2 x 2000 mm (6.6 ft) power cables and 2 x 1554 mm (5.1 ft) bus cables.

• The kit is used when the standard bus and power cable lengths are not sufficient.

• The kit is automatically included in the Flexi EDGE delivery for wall installations requiring four plinths (e.g. 4+4+4 2-Way WBC, 2+2+2 & 2+2+2 dual band).

• Other possible uses are 3rd party cabinet or wall installations in a corner


Optional items: Ethernet Bus Cable Kit (EECA)

• The Ethernet Bus Cable Kit (EECA) contains one Bus Cable 1554 mm (61.1 in).

• This kit is used when a feederless configuration requires more bus cables than are included in the module delivery.

• It is also used when a configuration requires longer bus cables than those included in the module delivery.

CABLES

INTERNAL CABLES

Power Cables :

• Power cable is used to supply -48V DC for Dual TRX module (EXxA).

• 2 female connectors at both end with rubber seal.

• One end is connected to Power out port of ESMA and other to EXxA.

Female connectors

Rubber seal

INTERNAL CABLES

RF (CNT) Cables :

• CNT cables are used to

interconnect RF ports on

Dual TRX module (EXxA)

and Dual duplexer module

(ERxA).

INTERNAL CABLES

Bus Cables :

• These cable are used to

connect Bus ports of ESMA

and DTRX module (EXxA).

EXTERNAL CABLES

E1/T1 Interface cable :

• These cable are used to

connect E1/T1 interfaces.

E1/T1/JT1 balanced cable

EXTERNAL CABLES

Synchronisation test cable (ESTA):

• To gain access to 13 MHz and Frame Clock signals when measuring the BTS RF performance with external test equipment.

• Connected to ESMA’s Sync Out interface

Documents

1 Introduction Flexi EDGE BTS