Walkair IMN

8/9/2019 Walkair IMN

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InstallationWALKair V2.0

UMN:IMN

A50010-Z3-C100-1-7631


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UMN:IMN InstallationWALKair V2.0

2 A50010-Z3-C100-1-7631

U Important Note on Product Safety

Elevated voltages are inevitably present at specific points in this electrical equipment. Some of theparts can also have elevated operating temperatures.Non-observance of these conditions and the safety instructions can result in personal injury or inproperty damage.Therefore only trained and qualified personnel may install and maintain the system.The system complies with the standard EN 60950 / IEC 60950. All equipment connected has tocomply with the applicable safety standards.

Safety Warnings: Protective earth must be securely fixed (GND STUD) and installed prior to TNV (Telecom

Network Voltage) connections. AC power must be disconnected prior to changing the Power Supply fuse.

DC cable shield must be connected to ground on both sides. A secure connection to the BUcase should be provided via the D-type connector.

Powering off the indoor units is performed by disconnecting the DC power supply cable. When disconnecting the DC power supply cable from the Main Distribution Power, first

disconnect the +/-48 V supply, and only then the DC cable shield. E1 output cables should be installed within the same building as the Base Station BU.

Copyright (C) Siemens AG 1999

Issued by the Information and Communication Networks GroupHofmannstrae 51D-81359 Munich

Technical modifications possible.Technical specifications and features are binding only insofar as,they are specifically and expressly agreed upon in a written contract.


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Installation UMN:IMNWALKair V2.0

A50010-Z3-C100-1-7631 3

Contents

1 Introduction .......................................................................................................... 51.1 WALKair System Architecture.............................................................................. 51.2 Installation Overview............................................................................................ 6

2 Base Station Installation ...................................................................................... 72.1 General ................................................................................................................ 72.2 Packing List.......................................................................................................... 72.2.1 Items not supplied in Packing List........................................................................ 82.2.2 Site Preparation ................................................................................................... 82.2.3 Base Station Connectors ..................................................................................... 92.2.4 Base Station Cables .......................................................................................... 102.3 Base Station Installation Concept ...................................................................... 10

2.4 Installing the Outdoor Equipment....................................................................... 112.4.1 General .............................................................................................................. 112.4.2 Mounting the RFU on the Pole........................................................................... 112.4.3 Mounting the Antenna on the Pole..................................................................... 112.4.4 Connecting the RFU to the Antenna.................................................................. 122.4.5 Connecting the RFU to the Indoor Equipment................................................... 132.5 Installing the Indoor Equipment ......................................................................... 132.5.1 General .............................................................................................................. 132.5.2 Base Station BU Interfaces................................................................................ 142.5.3 IF Multiplexer Interfaces..................................................................................... 152.5.4 Mounting the BU-BSs in Racks.......................................................................... 162.5.5 Disconnecting BUs............................................................................................. 192.5.6 First Time Operation .......................................................................................... 20

3 Terminal Station Installation............................................................................... 213.1 General .............................................................................................................. 213.2 Packing List........................................................................................................ 213.2.1 Items not supplied in Packing List...................................................................... 213.2.2 Terminal Station Connectors ............................................................................. 223.2.3 Terminal Station Cables..................................................................................... 223.3 Terminal Station Installation Concept ................................................................ 233.4 Installing the Outdoor Equipment....................................................................... 233.4.1 Installing Mounting Adapter, Type 1 .................................................................. 243.4.2 Installing Mounting Adapter, Type 2 .................................................................. 253.4.3 Connecting the IF Cable .................................................................................... 263.5 Installing the Indoor Equipment ......................................................................... 26

3.5.1 BU-TS Interfaces ............................................................................................... 273.5.2 BU-TS LED Indications ...................................................................................... 283.5.3 Wall Mounting .................................................................................................... 283.5.4 Rack Mounting ................................................................................................... 303.5.5 Desktop Installation............................................................................................ 303.5.6 Completing the Indoor Installation ..................................................................... 30

4 Cable Pin-out ..................................................................................................... 314.1 LCI ..................................................................................................................... 314.2 Base Station Cable Pin-out................................................................................ 314.3 Terminal Station Cables Pin-out ........................................................................ 33

5 Abbreviations ..................................................................................................... 34


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Figures

Fig. 1.1 WALKair System Architecture ......................................................................... 5Fig. 2.1 Base Station Installation - Typical Configuration........................................... 10Fig. 2.2 Mounting Antenna on the Pole ...................................................................... 11Fig. 2.3 Mounting Bands ............................................................................................ 12Fig. 2.4 Antenna Decoupling ...................................................................................... 12Fig. 2.5 RFU/Antenna Cable Loop ............................................................................. 12Fig. 2.6 BU-BS Front Panel........................................................................................ 14Fig. 2.7 BU-BS Rear Panel ........................................................................................ 14Fig. 2.8 IF Multiplexer Front Panel (8-Port Model Shown) ......................................... 15Fig. 2.9 IF Multiplexer Rear Panel.............................................................................. 15Fig. 2.10 Attaching the Mounting Brackets for ETSI Racks ....................................... 16Fig. 2.11 Attaching the Mounting Brackets for 19" Racks .......................................... 17Fig. 2.12 Indoor Equipment Installation using Vertical Rack-Mounting (3 Sector

Configuration) .............................................................................................. 18Fig. 2.13 Connecting Mounting Bars to the Rack....................................................... 18Fig. 3.1 Terminal Station Installation - Wall Mounted Configuration .......................... 23Fig. 3.2 Mounting Adapter - Type 1............................................................................ 24Fig. 3.3 Mounting Bracket - Type 2 ............................................................................ 25Fig. 3.4 TS/RFU Pole Mounting ................................................................................. 26Fig. 3.5 BU-TS Front Panel ........................................................................................ 27Fig. 3.6 BU-TS Rear Panel (48 VDC Power Option).................................................. 27Fig. 3.7 BU-TS Rear Panel (220 VAC Power Option)................................................ 27Fig. 3.8 BU-TS Wall Mounting.................................................................................... 29

Tables

Tab. 2.1 Base Station Connectors ............................................................................... 9Tab. 2.2 Base Station Cables..................................................................................... 10Tab. 2.3 Base Station BU - Front Panel Interfaces .................................................... 14Tab. 2.4 Base Station BU - Rear Panel Interfaces..................................................... 15Tab. 2.5 LED Indicators.............................................................................................. 15Tab. 2.6 Base Station BU LED Indications................................................................. 20Tab. 2.7 Base Station BU LEDs Color Coding ........................................................... 20Tab. 3.1 Terminal Station Connectors........................................................................ 22Tab. 3.2 Terminal Station Cables............................................................................... 22Tab. 3.3 Terminal Station BU Interfaces .................................................................... 27Tab. 3.4 Terminal Station BU-TS LED Insdication ..................................................... 28Tab. 3.5 Terminal Station BU LEDs Color Coding ..................................................... 28Tab. 4.1 LCI Cable Pin-out......................................................................................... 31Tab. 4.2 LCI Cable Pin-out......................................................................................... 31Tab. 4.3 Modem Cable Pin-out (this cable is not in use)............................................ 32Tab. 4.4 Ethernet Cable Pin-out................................................................................. 32Tab. 4.5 E1 Rx Cable Pin-out..................................................................................... 32Tab. 4.6 E1 Tx Cable Pin-out ..................................................................................... 32Tab. 4.7 LCI Cable Pin-out......................................................................................... 33Tab. 4.8 E1 Tx and Rx ............................................................................................... 33

his document consists of 36 pages. All pages are issues 1.


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1 IntroductionThis document describes the installation process for the WALKair system.

1.1 WALKair System ArchitectureFig. 1.1 depicts the WALKair architecture and shows the primary building blocksneeded for installing the system.

Base Station (BS)Sector

TerminalStation (TS).

.

.

RFU +Antenna

RFU

RFU +Antenna

TerminalStation (TS)

Antenna

Tx, Rx, DC

IF-MUX

BU

BU

BU

BU

BU

Tx, Rx, DC

Tx, Rx, DC Down Link

Up Link

Terminal Stations (TS)

10.5 GHz

3.5 GHz

Fig. 1.1 WALKair System Architecture

The base station provides telecom service to Terminal Stations (TSs) which areinstalled at the customer premises and connected to the CPE (such as PBXs,fax machines, PCs).

WALKair implements a proprietary, patent-pending air protocol for communicationbetween the base station and terminal stations. The access method is based on aTDMA/FDMA/FDD scheme.

WALKair features a modular architecture which helps reduce startup costs, minimizeinitial investment and maximize gradual growth capabilities.


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1.2 Installation Overview

System Installation includes the following:1. Base Station Installation

1.1 Outdoor installation

1.1.1 Mounting the RFU and antenna on a pole

1.1.2 Connecting the RFU to the antenna

1.1.3 Routing the cable from the outdoor equipment to the indoor equipment

1.2 Indoor installation

1.2.1 Mounting the Base Units (BUs) in racks

1.2.2 Mounting the IF Multiplexers in racks

1.2.3 Cable connections

1.2.3.1 Between BUs and IF Multiplexers

1.2.3.2 Between CO switches and BUs

1.2.3.3 To outdoor equipment

1.2.3.4 Management connections

2. Terminal Station Installation

2.1 Outdoor installation

2.1.1 Mounting the RFU on a pole

2.1.2 Routing the cable from the outdoor equipment to the indoor equipment

2.2 Indoor installation

2.2.1. Mounting the Base Unit (BU) on a wall, in a rack or on a desktop

2.2.2. Cable connections

2.2.2.1. Between telephony interfaces and CPE

2.2.2.2. To outdoor equipment

2.2.2.3. Management connections


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2 Base Station Installation

2.1 GeneralThe base station provides service to a coverage area of up to 10 km, extended in a360 o radius (referred to as a cell). The base station provides the interfaces to thetelecom switches. The base station consists of several sectors, which cover the cell(the cell can be covered by 3 sectors of 120 o, 6 sectors of 60 o or a combination of 60 o

and 120 o antennas).

The configuration of the sector is modular, and can contain from one to 16 Basic Units(BU-BS), an IF Multiplexer, a RF unit and an antenna.

All equipment complies with the ETSI 300-019 standard (indoor: class 3.2;

outdoor: class 4.1E).

2.2 Packing ListThe base station is shipped with the following units and accessories. The exact packinglist varies depending on system configuration and ordered equipment. Base Station Base Unit 10.5 GHz/3.5 GHz

2 mounting brackets 2 jumper cables for IF-MUX Connection

IF Multiplexer (8-port model) 2 mounting brackets

2 mounting bars, 19 or ETSI Base Station RFU 10.5 GHz/3.5 GHz

Cable for interconnecting the RFU and antenna 2 bands

BS Antenna 60 o 3.5 GHz ANT 16 dBi/60 3.5 GHz

2 bands for pole mounting 120 o 3.5 GHz ANT 13 dBi/120 o 3.5 GHz

2 bands for pole mounting 120 o 10.5 GHz

ANT 17 dBi/120o

10.5 GHz2 bands for pole mounting 60 o 3.5 GHz ANT 19 dBi/60 10.5 GHz

2 bands for pole mounting


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2.2.1 Items not supplied in Packing List Rack

Rack Screws E1 cables LCI cable Power cable for BU-BS and IF-MUX: Shielded DC power cable for BU-BS and

IF-MUX with 90 o connector (DC cable must be up to 3 meters long; recommendedwire gauge is 18 AWG.)

Provide a secure connection to the BU case via the D-type connector. IF cable (indoor/outdoor cable)- coax with 90 o connector to IF-MUX (required to

close rack door) IF cable must have a certified outdoor connector on the outdoor side.

Connector shrinks (recommended 3M cold shrink isolator) Outdoor strips Ground cable Electric screwdriver (recommended)

2.2.2 Site Preparation

Note : only trained personnel should perform Installation.

For successful installation, the following requirements should be met: Pole - Its maximum diameter should not exceed 110 mm (4). Power - The BS is powered by a standard 48 VDC source.

Grounding - Unless specified otherwise by local standards, 10-16-mm 2 cable isrecommended for grounding purposes. Rack and Pole must be grounded before installation. RFU-BS should be grounded using a grounding pin (M6 in diameter), which is

located on the bottom of the RFU, near to the Antenna Connector. IF-MUX-BS should be grounded using a grounding pin (M8 in diameter), which

is located on the IF-MUX rear panel. BU-BS should be grounded using a grounding pin (M8 in diameter), which is

located on the BU-BS rear panel. RFU-TS should be grounded using a grounding pin (M6 in diameter), which is

located on the RFU rear panel, near the mounting adapter. BU-TS should be grounded using a grounding pin (M8 in diameter), which is

located on the BU-TS rear panel. Indoor/outdoor cable - It is recommended to prepare the cable length prior to

installation. In addition, cable attenuation per meter should be determined in alaboratory, prior to cable connection. Cable outdoor connector should be subjectedto outdoor environmental conditions.


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Rack Standard 19 or ETSI

600 depth Slow blow fuse of at least 5 A Power consumption

BU - 40 W IF-MUX - 8 W RFU - 80 W

Heat dissipation BU - 35 W IF-MUX - 3 W

Rack Space - Total of 62.2 cm: 44 cm (vertical BUs) 2 x 4.7 cm (2 mounting bars)

4.4 cm (1U) space between the upper bar and the first IF-MUX 4.4 cm (IF-MUX)

Note:

1. Up to 3 IF-MUX can be installed on the same rack.The equipment need both front and rear access.

2. 1U space from fan should be maintained.

2.2.3 Base Station Connectors

The following is a list of connectors on the various WALKair Base Station units you willbe installing.

Connector Description

RFU 2 x N-type Flange Mount Cable Jack straight connectors

Antenna 1 x N-type Flange Mount Cable Jack straight connector

IF-MUX 1 x N-type Flange Mount Cable Jack straight connector 8 x dual SMA connectors

BU-BS IF-Dual SMA connectors Telecom - 2xRJ45 (pin-out described in Section 4) LCI-RJ45 (pin-out described below in Section 4) Modem - RJ 45 (pin-out described in Section 4) - not in use Ethernet - RJ45 (pin-out described below) - not in use

Power connector 3-pin D-type connector, Manufacturer AMPHENOL, P/N 17DAM3W3S (female)

Tab. 2.1 Base Station Connectors


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2.2.4 Base Station Cables

The following is a list of cables used during the installation.

For information on cable pin-out, refer to Section 4.

Cable Description

Outdoor cables

RFU Antenna LMR600, 2 x Cable Plus connector (supplied by WALKair)

IF-MUX RFUindoor - outdoor cable

LMR400, 1 x Cable Plus 2 connectors

Indoor cables

E1 cable 4 STP category 5, RJ45 connector

LCI cable 4 STP category 5, RJ45 connector

Power cable 48 VDC, 5 AMP, 90 o cable plug connector, shielded

Jumper cable RG 316, male SMA connectors (supplied by WALKair)

Tab. 2.2 Base Station Cables

2.3 Base Station Installation ConceptFig. 2.1 illustrates a typical Base Station installation.

Complete initialization, maintenance and configuration of the Base Station can beperformed via the LCI.

TELECOMINTERFACES

IF CABLE

ANTENNA

COAX CABLE

LCI

RFU - BS

RACKCOMPATIBLEFOR ETSI & 19

ETHERNET

RS232BU1 . . . BU8

IF-MUX

Fig. 2.1 Base Station Installation - Typical Configuration


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2.4 Installing the Outdoor Equipment

2.4.1 GeneralOutdoor installation at the base station consists of the following steps: Mounting the RFU and antenna on a pole Connecting the RFU to the antenna

Note : The IF cable connector must be a certified outdoor connector.The outdoor connectors should be tightened using sleeves.

2.4.2 Mounting the RFU on the Pole

1. Insert a band through the two upper holes at the rear of the RFU.

2. Insert another band through the two lower holes at the rear of the RFU.3. Position the RFU on the pole in the desired location, in vertical position.

4. Tighten the band that you inserted at the top of the RFU around the pole, using anelectric screwdriver (recommended). The band will fit any pole up to 110 mm (4) indiameter.

5. Tighten the second band around the pole using an electric screwdriver.

6. Ground the RF using the ground pin located at the bottom of the RFU, near theantenna N-type.

2.4.3 Mounting the Antenna on the Pole

1. Insert a band through the two upper holes at the rear of the antenna (seeFig. 2.3).

2. Insert another band through the two lower holes at the rear of the antenna (seeFig. 2.3).

3. Position the antenna on the pole, below and rear of the RFU, aligning the pole intothe designated mounting adapter slot (see Fig. 2.2).

Antenna port Grounding pinIF Port

Fig. 2.2 Mounting Antenna on the Pole

Antenna

RFU

Mounting pole


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4. Tighten the bands that you inserted around the pole, using an electric screwdriver(recommended). The band fits any size pole up to 115 mm in diameter.

Fig. 2.3 Mounting Bands

2.4.3.1 Multi-Sector InstallationWhen mounting several antennas in one site, a minimum distance of one meter mustbe maintained between antennas, as shown in Fig. 2.4.

Fig. 2.4 Antenna Decoupling

2.4.4 Connecting the RFU to the Antenna

Use the supplied RFU Antenna coaxial cable to connect the antenna to the RFU.

Note: The supplied cable is maximum one meter long. Using a customer-suppliedcable of length exceeding one meter may cause signal attenuation.

In case the cable between RFU and Antenna is one meter long, make a loop toshorten the cable and tighten it to the pole using the strips, as shown in Fig. 2.5.

Fig. 2.5 RFU/Antenna Cable Loop

Minimumdistance:1 meter

AntennaLMR600 cable

RFU

Strip

RFU Bands

Antenna Bands Antenna

RFU


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2.4.5 Connecting the RFU to the Indoor Equipment

Prepare a coaxial cable (not supplied in packing list) with two N-type connectors; one

of the connectors should be of 90o

-type. Connect the coaxial cable between the RFUN-type connector and the IF-MUX N-type connector. The 90 connector should beconnected to the IF-MUX. The cable should be tightened to the pole using strips of30 to 50 cm each. The N-type connector connected to the RFU must be certifiedoutdoor connector.

Maximum distance depends on cable type, providing the attenuation does not exceed20 dB. For example, with LMR400 cable, the maximum length is 150 meters.

2.5 Installing the Indoor Equipment

2.5.1 General

The Base Station indoor equipment is comprised of rack-mounted Base Units (BUs),rack-mounted IF Multiplexer units and associated accessories.

The following requirements must be met during the indoor equipment installation: DC cables must be shielded and ups to 3 meters long. DC cable shield must be connected to ground on both sides. IF connection installation should be performed only by trained personnel. 48 V power connection specifications:

Input voltage: 48 V (DC) Current consumption: 0.5 A

Base Station indoor equipment installation is comprised of the following steps: Mounting the Base Units (BU-BSs) in the rack Mounting the IF Multiplexers in the rack Cable connections

Between BU-BSs and IF Multiplexers Between CO switches and BUs To outdoor equipment Management connections


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2.5.2 Base Station BU Interfaces

The BU-BS interfaces are located on both the front and rear panels of the unit, as

shown in Fig. 2.6 and Fig. 2.7. The BU-BS interfaces are listed in Tab. 2.3 andTab. 2.4.

ETHEXTINT

XXXXXXXX

E1/P-ISDNE1/P-ISDNE1/P-ISDNE1/P-ISDNE1/P-ISDN E1/P-ISDN

XXXXXXXX

TxRx

RxTx RxTx Rx

Tx

Port 2 Port 1 Port 0

a b c

a s d f g

Fig. 2.6 BU-BS Front Panel

Note : Some of the BU front panels may have the following signs instead of Tx/Rx :Tx (Output from the BU)Rx (Input to the BU)

Port Connector Type Description

LCI(Local Craft Interface)

RJ45 Provides the interface to a Local Craft Terminal

Modem(MDM)

RJ45 Provides an interface to a modem or PAD devicefor an external management system. This port is intended for future use.

Ethernet(ETH)

RJ45 Provides a 10MB Ethernet interface to an externalmanagement system. This port is intended for future use.

Telecom Switch Ports(1 to 3)

RJ45 Each of these ports provides the interface to atelecom switch, up to 2 Mbps channel

IF Ports SMA or N-type,depending on orderedconfiguration

Provides the interface to the IF Multiplexer; whenordered with N-type connectors, the BU can beconnected directly to a RF Unit (single BU option).

Tab. 2.3 Base Station BU - Front Panel Interfaces

Input Vol: 48VDCInput Curr: 5Amp

IN

SYS CLKI

NOUTOUT

EXTENSION BUS BSXXXXXX

OUTI I

h j k l

Fig. 2.7 BU-BS Rear Panel


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Port Connector Type Description

Power 3-pin D-type Provides 48 VDC operating power to the BU-BS

Ground Pin Provides connection of the BU-BS to an earth ground

Extension Bus (2) 25-pin D-type Allows chaining of BU-BSs in Master/Slave managementconfiguration. In this configuration, one BU-BS serves asthe mediation device for all chained BU-BSs. This port is intended for future use.

External Clock (2) RJ45 Allows chaining of BU-BSs, when locking the clock of allchained BU-BSs to an external E1 clock. This port is intended for future use.

Tab. 2.4 Base Station BU - Rear Panel Interfaces

2.5.3 IF Multiplexer InterfacesThe IF Multiplexer has 8 SMA port pairs (IN and OUT), each of which can beconnected to a single BU-BS. Two extension bus ports are provided for connecting theIF Multiplexer to a BU-BS for management purposes (intended for future use).

Two extension bus ports are provided on the rear panel for chaining the IF Multiplexerand BU-BSs for the purpose of connection to a management system (for future use).

Tx1 Tx2 Tx3 Tx4

Rx6

Tx5 Tx8Tx7

Rx1 Rx2 Rx3 Rx4 Rx5

Tx6

Rx7 Rx8

POWERFAIL

XXXXXXXX

Fig. 2.8 IF Multiplexer Front Panel (8-Port Model Shown)

PWR

InputVol:36-72VDCInputCurr: 3Amp

IN

OUTIF IN/OUT

EXTENSION BUSXXXXXXXXXX

Fig. 2.9 IF Multiplexer Rear Panel

2.5.3.1 IF-MUX LED Indicators

The front panel of the BU-BS houses 2 LED indicators, listed in Tab. 2.5.

LED Description

Fail For future use

Power Lights green when the units power supply is operating normally

Tab. 2.5 LED Indicators


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2.5.4 Mounting the BU-BSs in Racks

2.5.4.1 Preparing the Indoor Equipment for Rack MountingThe Base Station indoor equipment can be installed in the following types of racks: ETSI 19"

The BU-BSs comes with rack mounting brackets, which are suitable for installation inboth types of racks. Fig. 2.10 and Fig. 2.11 show how to attach the mounting bracketsfor both rack types.

The IF Multiplexer comes with two different sets of mounting brackets, one for eachtype of rack. The method of connecting the mounting brackets is similar to that used forthe BU-BSs, as shown in Fig. 2.11.

Fig. 2.10 Attaching the Mounting Brackets for ETSI Racks


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Fig. 2.11 Attaching the Mounting Brackets for 19" Racks


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2.5.4.2 Installing Rack Mounted Equipment

The base station indoor equipment (BU-BSs) can be installed in racks, using Verticalmounting (shown in Fig. 2.12).

MOUNTING BAR

BS/BU1 MOUNTING BAR

BS/BU8

MUX 3

MUX 2

MUX 1

MOUNTINGBRACKET

Fig. 2.12 Indoor Equipment Installation using Vertical Rack-Mounting(3 Sector Configuration)

To install BU-BSs with Vertical Rack Mounting:

1. Ground the rack in accordance with the local standards.

2. Connect the two mounting bars (supplied in the packing list) to the rack, at verticaldistance of 19 inches from each other (rack screws are not supplied), as shown inFig. 2.13. Maintain a vertical distance of 1U between the BU-BSs and the top endof the fan unit for proper ventilation of the rack-mounted equipment and for accessto cable routing.

44cm (19)

Upper Bar

Standard 19 or ETSI Rack

Cable Strip holes

Cable Strip holes

Screw holes

Screw holesLower Bar

Fig. 2.13 Connecting Mounting Bars to the Rack


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3. Attach mounting brackets to the BU-BSs.Note : When mounting BU-BSs in the vertical configuration, you can attach either

type of mounting brackets (ETSI or 19").

4. Insert the BU-BSs as shown in Fig. 2.12, using two screws at each end to attachthe BU-BSs to the mounting brackets.

5. Connect the earth ground to the Ground screw of each BU-BS. The Ground screwis located on the rear panel of the BU-BS, as shown in Fig. 2.7. The ground pindiameter is M8.

6. Attach mounting brackets to IF Multiplexers.

7. Attach the IF Multiplexers to the rack, on top of the BU-BSs, as shown inFig. 2.12.

8. Connect jumper cables between the IF Multiplexer Rx connector and the BURx connector, and between the IF Multiplexer Tx connector and the BU

Tx connector.Note : Three IF Multiplexers must be installed in a single rack with no spacebetween them, otherwise, the length of the jumper cables will not besufficient.

2.5.4.3 Cable ConnectionsA single cable connects the outdoor equipment to the indoor equipment.

Make the following cable connections to each BU-BS: Connect the BU-BS power connector to the 48 VDC power source. Connect the IF-MUX power connector to the 48 VDC power source. Connect the BU-BS to the IF Multiplexer, using the two supplied jumper cables. Connect the E1 ports to the MDF.

2.5.5 Disconnecting BUs

1. Disconnect the cable connections: Disconnect the jumper cables from the IF Multiplexer. Disconnect the MDF connection from the E1 ports.

2. Disconnect the power connection.

Power off the 48 V indoor unit by disconnecting the DC power supply cable fromthe Power source in the following order:

Disconnect the +/-48 V supply. Disconnect the DC shield.

3. Remove the two screws at each side of the BU (two on top, two on bottom),connecting the BU-BS to the rack mounting brackets.

4. Gently pull the BU-BS outwards.


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2.5.5.1 BU-BS LED IndicationsThe front panel of the BU-BS houses 3 LED indicators, listed in Tab. 2.6.

LED Description

Outdoor Indicates the status of the outdoor equipmente.g., failure in the RFU or a lost connection with one of the TSs)

Indoor Indicates the status of the indoor equipment(e.g., LOS on one of the E1s connected to the BU-BS)

Ethernet Indicates the status of the Ethernet port. Intended for future use.

Tab. 2.6 Base Station BU LED Indications

2.5.6 First Time Operation

After connecting the BU-BSs to the 48 VDC power source, the front panel BU-BSLEDs turn on in all three colors. Then the LEDs light according to the highest severityalarm affecting the equipment.

2.5.6.1 BU-BS LEDs Color CodingTab. 2.7 summarizes the various BU-BS LED states.

LED State LED

Internal External Ethernet Telecom

Blinking RED Disable Major Disable

RED Major Major MajorBlinking Yellow Loopback

Yellow Minor Minor Minor

Blinking Green Software Download

Green OK OK OK OK

Tab. 2.7 Base Station BU LEDs Color Coding


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3 Terminal Station Installation

3.1 GeneralThe Terminal Station (TS) is located at the customer premises and is connected to theCustomer Premises Equipment (CPE).

All equipment complies with the ETSI 300-019 standard (indoor: class 3.2;outdoor: class 4.1E).

3.2 Packing ListThe Terminal Station is shipped with the following units and accessories. The exact

packing list will vary, depending on the system configuration and ordered equipment. Base Unit 3.5 GHz/10.5 GHz

Base Unit for Terminal Station 2 mounting brackets 4 rubber feet for desktop mounting

Terminal Station RFU RFU-TS 3.5 GHz/RFU-TS 10.5 GHz Mounting adapter 2 bands

3.2.1 Items not supplied in Packing List

E1 cables LCI cable A power cable for BU-TS:

A standard mains (AC) computer-cable for AC operated BU-TS, or A shielded power cable for a DC (48 V) operated BU-TS, with a connector

(DC cable must be up to 3 meters long; recommended wire gauge is 18 AWG.)Provide a secure connection to the BU case in case of the D-type connector.

IF cable (indoor/outdoor cable)- coax with 90 o connector to IF-MUX (required toclose rack door)

IF cable must have a certified outdoor connector on the outdoor side. Connector shrinks (recommended 3M cold shrink isolator) Outdoor strips Ground cable Electric screwdriver (recommended) Bands for pole mounting Electric screwdriver (recommended)


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3.2.2 Terminal Station Connectors

The following is a list of the various connectors on the WALKair Terminal Station.

For information on cable pin-outs, refer to Section 4.

Connector Description

RFU 1 x N-type Flange Mount Cable Jack straight connector

TS-BUIndoor - Outdoor

IF - 1 x N-type Flange Mount Cable Jack connector Telecom - J45 (pin-out described below) LCI - RJ45 (pin-out described below)

Power connector 110/220 - SCHURTER (P/N 5200.0223.1) power entry Module (male)

48 V - 3-pin D-type connector, Manufacturer AMPHENOL, P/N 17DAM3W3S (female)

Tab. 3.1 Terminal Station Connectors

3.2.3 Terminal Station Cables

The following is a list of cables used during the installation.For information on cable pin-outs, refer to Section 4.

Cable Description

Outdoor cables

RFU BU-TS LMR400, 1 x 180 cable plug connector, 1 x 90 cable plug connector

Indoor cables

E1 cable 4 STP category 5, RJ45 connector

LCI cable 4 STP category 5, RJ45 connector

Power cable 250 VAC, 10 AMP, 90 o cable plug connector, shielded

Tab. 3.2 Terminal Station Cables


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3.3 Terminal Station Installation Concept

Fig. 3.1 illustrates the terminal station installation concept.

RFU + ANTENNA

TS

PC

Serial LCI

TELECOM INTERFACES

CABLE

Fig. 3.1 Terminal Station Installation - Wall Mounted Configuration

3.4 Installing the Outdoor EquipmentThe outdoor unit is a compact integrated RFU and antenna unit which is mounted on amounting adapter. The mounting adapter is easily mounted on the antenna pole, asshown in this paragraph.

Important! WALKair has released two versions of the mounting adapter.The installation procedure for each version is described separately.


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3.4.1 Installing Mounting Adapter, Type 1

1. Open the packaging and remove the mounting adapter.

2. Insert two bands in the designated slots.3. Place the RFU upside-down on a clean desktop with the antenna surface facing

down.

4. Place the mounting adapter on top of the RFU (located on the rear side of theAntenna) with the spring on top.

5. Connect the mounting adapter to the backside of the RFU with four 10-mm screws.

6. Slightly loosen 8 screws and adjust the tilt/elevation using the designated screws: To adjust the elevation, swivel the long screw (marked 1 in Fig. 3.2) located on

the bottom of the adapter. When the elevation is properly directed, tighten thetwo screws (marked 2) on both sides of the adapter.

To adjust the tilt, swivel the long screw (marked 3) located on the left side ofthe adapter. When the tilt is properly directed, tighten the two screws(marked 4) on the top and the bottom of the adapter.

Note: Each turn of the tilt/elevation screws is equivalent to 0.5 o ( degree).Tilt adjustment range is 20 o degrees, and elevation adjustment range is 21 o (total of 42 o).

3

1

2

4

Elevation nutand screw

Tilt nut and screw

Openings for

bands

Fig. 3.2 Mounting Adapter - Type 1

7. Position the RFU on the desired location on the pole, aligning the pole into thedesignated mounting adapter slot; this slot is designed to fit a wide range of poles.The band will fit any pole up to 110 mm (4) in diameter. Use an electrical screw-driver (recommended) to tighten the bands around the pole.


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3.4.2 Installing Mounting Adapter, Type 2

This adapter has two installation options, one for tilt adjustment only, and the other for

both tilt and elevation adjustments.The adapter has two parts (as shown in Fig. 3.3): part A for elevation adjustment, andpart B for tilt adjustment.

1. Open the packaging and remove the mounting adapter.

2. Place the RFU upside-down on a clean desktop with the antenna surface facingdown.

3. Place the mounting adapter on top of the RFU (located on the rear side of theAntenna) with the spring on top.

4. Connect the mounting adapter to the upper backside of the RFU (opposite side ofthe N-type connector) with four 10-mm screws.

5. Connect part A to the upper backside of the RFU as shown below.

6. Connect part B to part A as follows: Place the parts so that the upper holes of the two parts match. Connect a screw a nut and a disk to both sides of the adapter. Adjust elevation by tightening the two lower screws, to one of the elevation

holes.

Q h 6

Q h 7

Fig. 3.3 Mounting Bracket - Type 2

7. Insert two bands in the mounting adapter designated slots.


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Fig. 3.4 TS/RFU Pole Mounting

8. Position the RFU on the desired location on the pole, aligning the pole into thedesignated mounting adapter slot; this slot is specially designed to file a wide rangeof poles, up to 115-mm diameter. Tighten the bands around the pole with anelectrical screwdriver.

3.4.3 Connecting the IF Cable

Prepare a coaxial cable (not supplied in the packing list) with two N-type connectors;one of the connectors should be of 90 o type. Connect this cable between the RFUN-type connector and the BU-TS N-type connector. Connect the 90 o connector to theBU.Note : The IF cable connector must be a certified outdoor connector.

The outdoor connectors should be tightened using sleeves.

Maintain a minimum distance of 1 meter between two antennas. Maximum distancedepends on cable type, providing the attenuation does not exceed 20 dB. For example,with LMR400 cable, the maximum distance is 150 meters.

3.5 Installing the Indoor EquipmentThe following requirements must be met during the indoor equipment installation: DC cables must be shielded and up to 3 meters long. DC cable shield must be connected to ground on both sides. IF connection installation should be performed only by trained personnel. 48 V power connection specifications:

Input voltage: 48 V (DC) Current consumption: 0.5 A


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The TS indoor equipment is comprised of a single Base Unit (BU-TS), which can beinstalled using one of the following options: Wall mounted Desktop

Rack mounted (19" or ETSI racks)

The indoor mounted BU-TS features front panel connection points for easy access toall interfaces.

A single coaxial cable connects the indoor BU-TS to the outdoor unit.

3.5.1 BU-TS Interfaces

The BU-TS interfaces are located on both the front and rear panels of the unit. Theinterfaces are listed in Tab. 3.3.

EXTINTE1/P-ISDN

TxRxE1/P-ISDN

TxRxE1/P-ISDNRxTx RxTx RxTxE1/P-ISDNE1/P-ISDNE1/P-ISDNE1/P-ISDN E1/P-ISDN

LCI

xxxxxxxx

xxxxxxxx

Fig. 3.5 BU-TS Front Panel

Note : Some of the BU front panels may have the following signs instead of Tx/Rx :Tx (Output from the BU)Rx (Input to the BU)

TsxxxxxInput: 36-72 VDCInput c urr: 5 AMP

Fig. 3.6 BU-TS Rear Panel (48 VDC Power Option)

TSXXXXXInput vol: 90-250 VDC

Input curr: 2 AFuse: 2A/250V Slow

Frequency: 47-63Hz

POWER

Fig. 3.7 BU-TS Rear Panel (220 VAC Power Option)

Port Type Description

LCI RJ45 Provides an interface to a Local Craft Terminal

Telecom Ports(1 to 3)

RJ45 Each of these ports provides the interface to a2 Mbps channel

IF Ports N-type Provides the interface to the RFU

Power(located on rear panel)

Mains Filter connector Provides 220 VAC operating power to the BU-TS

Tab. 3.3 Terminal Station BU Interfaces


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3.5.2 BU-TS LED Indications

The front panel of the BU-TS houses 2 LED indicators, listed in Tab. 3.4.

LED Description

Outdoor Indicates the status of the outdoor equipment(e.g., failure in the RFU or a lost connection with one of the TSs)

Indoor Indicates the status of the indoor equipment(e.g., LOS on one of the E1s connected to the BU-TS)

Tab. 3.4 Terminal Station BU-TS LED Insdication

3.5.2.1 BU-TS LEDs Color Coding

Tab. 3.5 summarizes the various BU-TS LED states.

LED State LED

Internal External CPE Interface

Blinking RED Disable Major Disable

RED Major Major Major

Blinking Yellow Loopback

Yellow Minor Minor Minor

Blinking Green Software Download

Green OK OK OK

Tab. 3.5 Terminal Station BU LEDs Color Coding

3.5.3 Wall Mounting

1. Attach the mounting brackets at each end of the BU-TS, as shown in Fig. 3.8.

2. Drill holes into the desired location on the wall and attach the BU-TS with screws(customer supplied), as shown in Fig. 3.8.


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x x x x x x x x

E 1 / P -I S D N

E 1 / P -I S D N

E 1 / P -I S D N

E 1 / P -I S D N

T x

R x

T x

R x

T x

R

x

E 1 / P -I S D N

E X T

I N T

L C I x x

xx

x x x x

Fig. 3.8 BU-TS Wall Mounting

Connect toRFU


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3.5.4 Rack Mounting

Attach the BU-TSs to the mounting brackets using two screws at each bracket

(supplied in the packing list). Attach the BU-TS to the rack using screws (not suppliedin the packing list).

3.5.5 Desktop Installation

The BU-TS comes with four miniature support legs for the desktop option. Attach thesupport legs and place on a clean, flat area.

3.5.6 Completing the Indoor Installation

Connect the earth ground to the Ground screw of each BU-TS. The Ground screw islocated on the rear panel of the BU-TS.

Make the following cable connections to the BU-TS: Connect the BU-TS power connector to the power source. Connect the E1 ports to the MDF.


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4 Cable Pin-out

4.1 LCIThe commissioning process is performed using a Local Craft Terminal connected toBU-BSs and BU-TSs via RS232 interface. Tab. 4.1 describes the pin-out necessary forLCI connection.

RJ45 (DCE) Signal Name D-type 25 D-type 9

1

2 RXD 2 3

3 TXD 3 2

45 GND 7 5

6

7

8

Tab. 4.1 LCI Cable Pin-out

4.2 Base Station Cable Pin-outThe following tables describe the pin assignments for the Base StationRJ45 connectors.

Pin Description

1 Shield

2 Rx

3 Tx

4 Shield

5 GND

6 Shield

7 Shield

8 Shield



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Pin Description

1 +15 V

2 Rx3 Tx

4 DSR

5 GND

6 DCD

7 CTS

8 RTS

Tab. 4.3 Modem Cable Pin-out (this cable is not in use)

Pin Description

1 Tx2 Tx

3 Rx

4 Shield

5 Shield

6 Rx

7 Shield

8 Shield

Tab. 4.4 Ethernet Cable Pin-out

Pin Description1 Shield

2 Shield

3 Ring

4 Tip

5 Shield

6 Shield

7 Shield

8 Shield

Tab. 4.5 E1 Rx Cable Pin-out

Pin Description

1 Shield

2 Shield

3 Ring

4 Tip

5 Shield

6 Shield

7 Shield

8 Shield

Tab. 4.6 E1 Tx Cable Pin-out


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4.3 Terminal Station Cables Pin-outThe following tables describe the pin assignments for the Terminal StationRJ45 connectors.

Pin Description

1 Shield

2 Rx

3 Tx

4 Shield

5 GND

6 Shield

7 Shield

8 Shield


Pin Description

1 Shield

2 Shield

3 Ring

4 Tip

5 Shield

6 Shield

7 Shield

8 Shield

Tab. 4.8 E1 Tx and Rx


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5 AbbreviationsAC Alternating Current

ATM Asynchronous Transfer Mode

BER Bit Error Rate

BRI Basic Rate Interface

BS Base Station

BU-BS Base Station Basic Unit

BU Basic Unit

CPE Customer Premises Equipment

CPU Central Processing Unit

CRC Cyclic Redundant Check

DC Direct Current

DLC Data Link Control

EOC Embedded Operation Channel

ETSI European Telecommunications Standards Institute

FDD Frequency Duplexing Division

FDMA Frequency Division Multiple Access

GHz Giga Hertz

IF Intermediate Frequency

ISDN Integrated Services Digital Network

ITU-T International Telecommunications UnionTelecommunications Standardization Sector

LAN Local Area Network

LCI Local Craft Interface

LLC Logical Link Control

LOS Loss of Signal

MAC Media Access Control

Mbps Mega Bits per Second

MHz Mega HertzPBX Private Branch Exchange

PAD Packet Assembler/Disassembler

PC Personal Computer

PCM Pulse Code Modulation

PM Performance Monitoring

PMP Point-to-Multi-Point

PRI Primary Rate Interface

QAM Quadrature Amplitude Modulation


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RAM Random Access Memory

RF Radio Frequency

RFU Radio Frequency Unit

SME Small/Medium Enterprise

TCP/IP Transmission Control Protocol/Internet Protocol

TDMA Time Division Multiple Access

TS Terminal Station

BU-TS Terminal Station Basic Unit

VAC Volts Alternating Current

VDC Volts Direct Current

WLL Wireless Local Loop


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Documents

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