Andrew Node M User Manual
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Andrew Node M User Manual

Network elements
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Repeaters
Node M and Node C
Network Elements
User's Manual
M0121A4A

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Summary of Contents for Andrew Node M

  • Page 1 Repeaters Node M and Node C Network Elements User's Manual M0121A4A...
  • Page 2 All rights reserved. Andrew Solutions is a trademark of CommScope, Inc. All information contained in this manual has been revised thoroughly. Yet Andrew Solutions accepts no liability for any omissions or faults. Andrew Solutions reserves the right to change all hard- and software characteristics without notice.

  • Page 3: Table Of Contents

    2.3. QUICK START CHECKLIST 3. CONNECTION SETUP 3.1. SETTING UP A LOCAL / LAN CONNECTION FROM LAPTOP / PC 3.2. SETTING UP NODE M/C REPEATER TO RUN AS A LAN ELEMENT 3.2.1. Prerequisites 3.2.2. Procedure 3.3. SETTING UP A REMOTE CONNECTION 4.
  • Page 4 User’s Manual for Node M and Node C Network Elements 5. FUNCTIONAL DESCRIPTION 5.1. DIGITAL ARCHITECTURE 5.2. FEATURES 5.2.1. Filters Node M 5.2.2. Filters Node C 5.2.3. Digital ICE (Digital Interference Cancellation Equipment) 5.2.4. VSWR (Voltage Standing Wave Ratio) 5.2.5.
  • Page 5 5-2 RF path of a Node C 843, exemplary figure 5-3 Node M/C x37 MCPA DL final amplifier figure 5-4 Node M 2143 and Node M 1943 MCPA DL final amplifier figure 5-5 Node M/C 843 DL final amplifier...
  • Page 6 5-30 Duplexers installed figure 5-31 Duplexers installed, ceramic duplexer DL IN figure 7-1 Cabinet of a Node M, respective Node C, exemplary figure 7-2 Layout of the Node M/C 843, exemplary table 1-1 List of international contact addresses............13 table 4-1 Required length of thread-bolts ..............

  • Page 7: General

    1 General 1. GENERAL 1.1. USED ABBREVIATIONS Analogue to Digital Converter Automatic Gain Control Automatic Level Control ARFCN Absolute Radio Frequency Channel Number BCCH Broadcast Control Channel Base Transceiver Station CDMA Code Division Multiple Access Digital to Analogue Converter Distributed Antenna System Digital Channel Module DHCP Dynamic Host Configuration Protocol...
  • Page 8 User’s Manual for Node M and Node C Network Elements Radio Link Protocol RSCP Received Signal Code Power RSSI Receive Signal Strength Indication Real Time Clock Receiver SCPA Single Carrier Power Amplifier Serial Data Short Message Service SNMP Simple Network Management Protocol...

  • Page 9: Health And Safety Warnings

    1 General 1.2. HEALTH AND SAFETY WARNINGS 1. Only suitably qualified people are allowed to work on this unit and only after becoming familiar with all safety notices, installation, operation and maintenance procedures contained in this manual. 2. Read and obey all the warning labels attached to the unit. Make sure that the warning labels are kept in a legible condition and replace any missing or damaged labels.
  • Page 10 User’s Manual for Node M and Node C Network Elements 13. This unit complies with European standard EN60950. 14. Make sure the network element settings are according to the intended use (see also product information of manufacturer) and regulatory requirements are met.

  • Page 11: About Andrew Solutions

    Andrew Wireless Systems GmbH belongs to the Wireless Innovations Group (WIG). Being a part of Andrew Solutions, WIG has unparalleled experience in providing RF coverage and capacity solution for wireless networks in both indoor and outdoor environment.

  • Page 12: International Contact Addresses For Wig Customer Support

    User’s Manual for Node M and Node C Network Elements 1.4. INTERNATIONAL CONTACT ADDRESSES CUSTOMER SUPPORT Wireless Innovations Group (WIG) Americas: Canada United States Andrew Solutions, Andrew Solutions Canada Andrew LLC, A CommScope Company 620 North Greenfield Parkway 620 North Greenfield Parkway...
  • Page 13 +43-1706-39-99-10 Phone +41-62-386-1260 +43-1706-39-99-9 +41-62-386-1261 E-mail WIsupport.austria@andrew.com E-mail support.ch@andrew.com Italy Spain & Portugal Andrew Wireless Systems S.r.l., Faenza, Andrew Solutions España S.A. Italy Via de Crescenzi 40 C/ Salvatierra, 5 - 3 Mail Faenza 48018 Mail 28034 Madrid Italy Spain...
  • Page 14 User’s Manual for Node M and Node C Network Elements For your notes: Page 14 M0121A4A.doc...

  • Page 15: Introduction

    In the downlink (DL), the Node M and Node C picks up signals coming from the base station, filters them, amplifies them, and retransmits them to the mobile. In the uplink (UL), it picks up signals from the mobile, filters them, amplifies them, and retransmits them to the base station.

  • Page 16: Quick Start Checklist

    Grounding. 4. Connect power and the antenna feeder cables to the Node M/C. 5. Open the Node M/C as described in chapter 4.2.5 Opening the Cabinet - Mains Power Switch. 6. Setup the connection computer (see chapter 3 Connection Setup and software manual).
  • Page 17 8. The Node M/C setup is complete. 9. Open the “Save Configuration to Laptop” menu for record keeping purposes. 10. Unplug the computer, close the Node M/C and tighten all screws. Note: To do a power cycle, disconnect the battery backup by pushing the battery disconnect button on the EAC-board;...
  • Page 18 User’s Manual for Node M and Node C Network Elements For your notes: Page 18 M0121A4A.doc...

  • Page 19: Connection Setup

    3 Connection Setup 3. CONNECTION SETUP 3.1. SETTING UP A LOCAL / LAN CONNECTION FROM LAPTOP / PC figure 3-1 Ethernet connector RJ45 Ethernet connector - LEDs After the connection is made properly, the red and green LEDs near the Node C network connector will flash.

  • Page 20: Setting Up Node M/C Repeater To Run As A Lan Element

    User’s Manual for Node M and Node C Network Elements 3.2. SETTING UP NODE M/C REPEATER TO RUN AS A LAN ELEMENT 3.2.1. Prerequisites Use the Local Area Network (LAN) mode to activate DHCP clients or to assign a static IP address to the Node M/C.

  • Page 21: Setting Up A Remote Connection

    Use the manual 'Network and Dial-Up Connections - Setup' to establish a remote connection. Using the remote connection, the operator can monitor and control the Node M using the Web browser interface remotely. In addition, the remote connection may be used for:...
  • Page 22 User’s Manual for Node M and Node C Network Elements For your notes: Page 22 M0121A4A.doc...

  • Page 23: Installation

    Note: Node M and Node C are delivered with a pre-mounted front cover. This cover is of vital importance for the correct forced airflow and for passive cooling. Thus, do not operate the unit without cover.

  • Page 24: Wall Mounting Procedure

    User’s Manual for Node M and Node C Network Elements 4.1.2. Wall Mounting Procedure Check the wall mounting kit and the wall to determine their suitability. Mark the position of the drilling holes - four per unit - for the Node according to figure 4-1.

  • Page 25: Figure 4-2 Wall Mounting Procedure

    4 Installation Drill four holes (four per unit) at the marked positions and insert dowels*. The dowels are not part of the delivery (and thus not illustrated in the figure) since the suitable type depends on the on-site conditions (the material of wall). Therefore, use dowels that are appropriate for the mounting surface.

  • Page 26: Pole Mounting Procedure

    User’s Manual for Node M and Node C Network Elements 4.1.3. Pole Mounting Procedure The following figure illustrates the pole mounting option back-to-back. V1498A0 figure 4-3 Pole mounted units Before starting the mounting procedure, check the pole diameter of the pole to which the units will be installed.

  • Page 27: Figure 4-4 Back-To-Back Pole Mounting

    4 Installation The pole mounting kit 'back-to-back' consists of the following parts in different quantities: Part Pole mounting brace Washer DIN 9021 – 8.4 Nut M8 DIN 934 Spring ring DIN 127 – A8 Thread-bolt M8 Washer M8 DIN 125 table 4-2 Components of pole mounting kit The numbers in the above table refer to the numbering of the components in the following figure.
  • Page 28 User’s Manual for Node M and Node C Network Elements For your notes: Page 28 M0121A4A.doc...

  • Page 29: Electrical Installation

    4 Installation 4.2. ELECTRICAL INSTALLATION 4.2.1. General Read the health and safety warnings in chapter 1.2 Health and Safety Warnings. 1. This unit contains dangerous voltages. Loss of life, severe personal injury or property damage can be the result if the instructions contained in this manual are not followed.

  • Page 30: Grounding

    User’s Manual for Node M and Node C Network Elements 4.2.2. Grounding Grounding must be carried out. Connect an earth-bonding cable to the grounding connection provided at the outside of the remote unit. Do not use the grounding connection to connect external devices.

  • Page 31: Power Connection

    Before connecting electrical power to the units, the system must be grounded as described in the previous chapter. Mains power must be connected at the mains connector. The power supply plug is included with the Node M/C. The correct wiring of the power supply plug is as follows:...
  • Page 32 User’s Manual for Node M and Node C Network Elements Mains AC Mains DC Connection Colour Connection Colour Phase brown not connected Neutral blue -Vdc* black not connected +Vdc* green / yellow green / yellow table 4-3 Pin assignment of mains connector A minimum cross section of 1.5 mm...

  • Page 33: Connection Of The Antenna Cables

    4 Installation 4.2.4. Connection of the Antenna Cables The Node M/C’s antenna connectors are 7/16 female (optionally equipped with an N female adapter). All connectors are located at the bottom of the cabinet. An operator should refer to the documentation of the cable connector manufacturer for best mating procedures.

  • Page 34: Opening The Cabinet - Mains Power Switch

    When opening the Node M/C do not damage the warranty labels on the internal devices. The warranty is void if the seals are broken. First remove the front cover plate by loosening the four front cover screws.

  • Page 35: Figure 4-11 Position Of Mains Power Switch

    4 Installation Note: Before closing the unit, make sure that the mains power switch inside is set to ON. figure 4-11 Position of mains power switch Page 35...
  • Page 36 User’s Manual for Node M and Node C Network Elements For your notes: Page 36 M0121A4A.doc...

  • Page 37: Functional Description

    The following figure shows the RF block diagram of the Node M/C. figure 5-1 Configuration of a network element The Node M/C is designed to amplify signals between multiple mobiles and a base station in a UMTS/CDMA system. The unit consists of a filter and amplifier chain in the downlink and one or two filters and amplifier chains in the uplink (primary and diversity).

  • Page 38: Figure 5-2 Rf Path Of A Node C 843, Exemplary

    User’s Manual for Node M and Node C Network Elements In the primary uplink path, a signal originating from the mobile is separated from the downlink signal via the primary UL IN duplexer. It is then amplified by an integrated low noise amplifier (LNA) and forwarded to the uplink digital channel module (DCM).

  • Page 39: Features

    5 Functional Description 5.2. FEATURES 5.2.1. Filters Node M Filters are set automatically according to the channels set in “Setup Wizard” or “Technician Setup”. For further information about these menus refer to the user's manual for Node software. UMTS - Possible filters are:...

  • Page 40: Digital Ice (Digital Interference Cancellation Equipment)

    5.2.3. Digital ICE (Digital Interference Cancellation Equipment) Digital ICE has been developed to enhance antenna isolation. This feature enables the Node M/C to provide coverage in areas where effectivity is decreased due to physical site limitations which cause insufficient antenna isolation.

  • Page 41: Rssi (Receive Signal Strength Indication)

    The RSSI provides controlling and monitoring of the receive level of a base station (DL RSSI) or user equipment (UL RSSI) to a Node M/C. It measures the level of the input signal by detecting the RF and converting the analogue level into a digital value.

  • Page 42: Downlink Final Amplifier

    5-3 Node M/C x37 MCPA DL final amplifier For the Node M/C x43 an MCPA (multi carrier power amplifier) with more output power is used. This is an error-correcting feed-forward amplifier. It has a high output power while maintaining superior intermodulation and linearity performance.

  • Page 43: Figure 5-5 Node M/C 843 Dl Final Amplifier

    5 Functional Description figure 5-5 Node M/C 843 DL final amplifier Page 43...

  • Page 44: Power Supply Unit

    The power supply unit is mounted in the door of the Node. This device transforms mains power into a predefined DC voltage. When performing maintenance, ensure that all circuits are voltage-free and that the Node M/C is disconnected from mains.

  • Page 45: Modems

    5 Functional Description 5.2.9. Modems The modem is used to establish a remote connection to the Node M/C. The connection may be used to change the parameters of the unit, check and clear alarms or collect measurement and quality statistics.

  • Page 46: Figure 5-10 Modem Anydata Iport Emiii Dual / Em Iv Dual

    User’s Manual for Node M and Node C Network Elements figure 5-10 Modem AnyDATA iPORT EMIII Dual / EM IV Dual figure 5-11 Modem Raven XT figure 5-12 Modem MTCBA-C-N9 Page 46 M0121A4A.doc...

  • Page 47: Figure 5-13 Cable From Modem To Donor Duplexer

    The modem output is connected to the 20 dB modem coupler port of the DL IN duplexer or to the N-female connector near to the BTS port to connect an external antenna. figure 5-13 Cable from modem to donor figure 5-14 Cable from modem to duplexer external modem antenna port; Node M Page 47...

  • Page 48: Digital Channel Module (Dcm)

    Finally it performs the interference cancellation algorithms, which eliminate the normal problems associated with isolation, and has an integrated controller (in the DL part) for the entire Node M/C, which maintains a web server for local and remote communication. This process is accomplished by both analogue and digital means.

  • Page 49: External Alarm Controller - Eac-Board

    5 Functional Description 5.2.11. External Alarm Controller - EAC-Board 5.2.11.1. Connectors on the EAC-Board - Description The EAC circuit board is used for general purpose housekeeping functions of the Node. The EAC circuit board is the main connection point for the user. It has the external alarm clamps, the connectors for local or modem connection, as well as a summary alarm relay.
  • Page 50 User’s Manual for Node M and Node C Network Elements Connectors on the EAC-board Explanation 1, 2 USB connector for modem Ethernet connector RJ45 for local and LAN web access Internal DCM (DL) - DCM (UL) interface connection Internal PSTN connector...

  • Page 51: Figure 5-18 Function Of Leds On The Eac-Board

    5 Functional Description 5.2.11.2. LEDs - Description Seven LEDs are included on the EAC-board. They are controlled via the I C bus. figure 5-18 Function of LEDs on the EAC-board Colours and illumination functions Colour Explanation Yellow Ethernet connector LEDs, see chapter 3.1 Setting up a Local / LAN Connection from Laptop / PC Green DL PWR - illuminates when the DL Power is "Good"...

  • Page 52: Figure 5-19 Pin Assignment

    The external alarms are used to monitor the status of one or more external devices via the Node M/C. A UPS or entry alarm is among the items that might be connected to the contact relay and monitored via the Node M/C. The cage clamp connectors are located on the EAC-board.

  • Page 53: Figure 5-21 Configuration Of External Alarm Clamps

    5 Functional Description figure 5-21 Configuration of external alarm clamps All external alarms are defaulted to high (5 VDC) without connection. This setting may be changed on the external alarm page to active high or active low. The severity levels of the external alarms may be set via the web page. More information about the external alarm settings is available in the web page and online-help.

  • Page 54: Figure 5-23 Summary Alarm Relay

    User’s Manual for Node M and Node C Network Elements 5.2.11.4. Summary Alarm The summary alarm is a DC potential-free contact relay. Observe that the cross-sectional area of the wires to be connected must be in the range from 0.14 - 1.5 mm...

  • Page 55: Battery Pack - Battery On/Off

    DCM and the modem to operate for a limited period of time (battery backup time). Within this time, the Node M/C will initiate a call to the OMC and alert the operator that power has been lost. All other functions will cease to work in case of power failure.

  • Page 56: Figure 5-27 Position Of The Battery Disconnect Button On The Eac-Board

    User’s Manual for Node M and Node C Network Elements Battery On/Off A pushbutton on the EAC-board is implemented to disconnect the battery pack from the controller. This forces a hard reset of the system. Once disconnected, the power to the controller will not be restored until the +28V supply is again operational.

  • Page 57: Ul And Dl Duplexer

    The duplexer is used to isolate the uplink from the downlink, i.e. to separate the transmitting path from the receiving path. The pass band of the duplexer is the full band (UMTS/CDMA). This allows the same Node M/C to be used regardless of its operator’s frequency plan.

  • Page 58: Figure 5-31 Duplexers Installed, Ceramic Duplexer Dl In

    User’s Manual for Node M and Node C Network Elements Ceramic duplexer DL IN figure 5-31 Duplexers installed, ceramic duplexer DL IN Page 58 M0121A4A.doc...

  • Page 59: Maintenance And Replacement

    CABINET DRAWING The cabinet measures of the Nodes described in this manual are nearly identical. The following figure of a cabinet drawing exemplifies the proportions of Node M and Node C. figure 7-1 Cabinet of a Node M, respective Node C, exemplary...

  • Page 60: Layout Of The Node M/C 843

    User’s Manual for Node M and Node C Network Elements 7.2. LAYOUT OF THE NODE M/C 843 The following figure is exemplifying the layout of a Node M/C 843. figure 7-2 Layout of the Node M/C 843, exemplary Page 60 M0121A4A.doc...

  • Page 61: Index

    External Cable Glands RF Block Diagram RF Path RSSI Feed-Forward Amplifier Filters Node C - Standard Feature Filters Node M - Standard Feature SMS Alarm Forwarding Summary Alarm - Pin Assignment Grounding UMTS - Standard Feature Health and Safety Warnings...

This manual is also suitable for:

Node c

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