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COMBA mBDA OD Series User Manual

Digital band selective repeater
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mBDA OD SERIES
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USER MANUAL
mBDA OD SERIES QE: 1-0-0
Comba Telecom Ltd.
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  • Page 1 OD SERIES USER MANUAL mBDA OD SERIES QE: 1-0-0 Comba Telecom Ltd.
  • Page 2 The information contained herein is the responsibility of and is approved by the following, to whom all enquiries should be directed in the first instance: This is an unpublished work the copyright in which vests in Comba International ("Comba"). All rights reserved.

  • Page 3: Table Of Contents

    INSTALLATION GUIDE FOR mBDA OD SERIES CONTENTS Section Page CONTENTS ............................3 INDEX TO FIGURES AND TABLES ..................... 5 HISTORY ............................7 GLOSSARY OF TERMS ......................... 8 SAFETY NOTICES AND ADMONISHMENTS ................9 GENERAL INFORMATION ......................10 EQUIPMENT DESCRIPTION ....................... 12 FUNCTIONAL BLOCK DIAGRAM ....................
  • Page 4 INSTALLATION GUIDE FOR mBDA OD SERIES APPENDIX A: TOOLS ........................50 APPENDIX B: RMA (RETURN MATERIAL AUTHORIZATION) FORM ........ 51 ENU STATUS : 1-0-0 Copyright - refer to title page Page 4...

  • Page 5: Index To Figures And Tables

    INSTALLATION GUIDE FOR mBDA OD SERIES INDEX TO FIGURES AND TABLES Figure 1: Front, Side and Bottom Views of the mBDA Enclosure ............. 10 Figure 2: Front, Side and Bottom Views of the dual-band combiner Enclosure ........11 Figure 3: mBDA Functional Block Diagram ....................12 Figure 4: Dual-band mBDA System Diagram ....................
  • Page 6 INSTALLATION GUIDE FOR mBDA OD SERIES Figure 58: Commissioning Procedure – DL Output Power Setting Screen ..........47 Figure 59: Commissioning Procedure – DL Output Power Setting ............47 Figure 60: DL Output Power Over Exceed ....................47 Figure 61: Commissioning Procedure – Finish ..................48 Table 1: Equipment KOP..........................

  • Page 7: History

    INSTALLATION GUIDE FOR mBDA OD SERIES HISTORY Change No. Details Of Change 1-0-0 This manual first created and issued in Nov 2014. ENU STATUS : 1-0-0 Copyright - refer to title page Page 7...

  • Page 8: Glossary Of Terms

    INSTALLATION GUIDE FOR mBDA OD SERIES GLOSSARY OF TERMS Abbreviation Definition Automatic Level Control Attenuator Base Transceiver Station Channel Cross Sectional Area Decibel Decibels relative to 1 milliwatt Downlink Donor Terminal Duplexer Frequency Selection Global Standard for Mobile Communication Hertz...

  • Page 9: Safety Notices And Admonishments

    INSTALLATION GUIDE FOR mBDA OD SERIES SAFETY NOTICES AND ADMONISHMENTS This document contains safety notices in accordance with appropriate standards. In the interests of conformity with the territory standards for the country concerned, the equivalent territorial admonishments are also shown.

  • Page 10: General Information

    INSTALLATION GUIDE FOR mBDA OD SERIES 1 GENERAL INFORMATION The mBDA Digital Band Selective Repeater (hereinafter called “mBDA”) is designed for a single network system, like 850MHz, 900MHz, 1800MHz, 1900MHz, AWS, 2100MHz or 2600MHz etc. It can wireless transmit, three-way amplify BTS uplink and downlink signals and enlarge coverage range. Digital band selective technology effectively amplifies the desired BTS signals and provides superior out-of-band rejection, avoid cell interference and improve call quality.
  • Page 11 INSTALLATION GUIDE FOR mBDA OD SERIES Figure 2: Front, Side and Bottom Views of the dual-band combiner Enclosure Note: Only when the dual-band mBDA is required, and the combiner is ordered separately. End of Section ENU STATUS : 1-0-0 Copyright - refer to title page...

  • Page 12: Equipment Description

    INSTALLATION GUIDE FOR mBDA OD SERIES 2 EQUIPMENT DESCRIPTION FUNCTIONAL BLOCK DIAGRAM DLin DLout DL PA Digital Integrated DT Port Module Duplexer MT Port Duplexer ULout ULin UL PA MODEM MODEM Li-ion Antenna/ /LAN Battery LAN Port AC 100V-240V Figure 3: mBDA Functional Block Diagram Note: Slave unit is not including Modem/LAN module and related connector.

  • Page 13: Equipment Layout

    INSTALLATION GUIDE FOR mBDA OD SERIES EQUIPMENT LAYOUT Shown below is the internal layout of the mBDA. POWER RS485 DL PA RF IN RF OUT U_RF IN Digital Integrated （ above Module Distribition Board ） Distribution Duplexer Board Operation Window...

  • Page 14: Equipment Constitution

    INSTALLATION GUIDE FOR mBDA OD SERIES EQUIPMENT CONSTITUTION The typical mBDA unit consists of the following components: Power Amplifier (PA): It fulfils power amplification in both UL and DL branches. Main Control Unit (MCU): The MCU is used to monitor and control the operation of the repeater. It also provides the communication interface for remote control and indication.

  • Page 15: Kit Of Parts

    INSTALLATION GUIDE FOR mBDA OD SERIES KIT OF PARTS Table 1: Equipment KOP Function Description Identifier Equipment mBDA Unit Power Supply Cable Mounting Rack1 mBDA-2633-5808 Mounting Rack2 mBDA-2633-5809 Masonry Bolt M10x110 Mounting Rack Bolt RRU-023L-5807 Hex Socket with Washer Bolt...

  • Page 16: Installation

    INSTALLATION GUIDE FOR mBDA OD SERIES 3 INSTALLATION WARNINGS AND ALERTS Radio Frequency Energies There may be situations, particularly for workplace environments near high-powered RF sources, where recommended limits for safe exposure of human beings to RF energy could be exceeded. In such cases, restrictive measures or actions may be necessary to ensure the safe use of RF energy.

  • Page 17: Site Planning Considerations

    INSTALLATION GUIDE FOR mBDA OD SERIES SITE PLANNING CONSIDERATIONS 3.2.1 SITE PLANNING Site Considerations Outdoor equipment are designed to be waterproof, rainproof, and with snow protection. Temporary protection should be taken when the equipment enclosure is opened for installation or maintenance in an outdoor environment.

  • Page 18: Installation Checklist

    INSTALLATION GUIDE FOR mBDA OD SERIES 3.2.2 INSTALLATION CHECKLIST  Working space available for installation and maintenance for each mounting arrangement. Ensure unrestricted airflow.  Ensure earthing point is within reach of the ground wire.  Ensure a power source is within reach of the power cord and the power source has sufficient capacity.

  • Page 19: Installation Procedures

     Open and check each package against the packing list. If any items are missing, contact Comba.  Do not remove items from anti-static packing until ready for installation. If damage is discovered at the time of installation, contact the shipping agent.

  • Page 20: Wall Mounting Of Single Band

    INSTALLATION GUIDE FOR mBDA OD SERIES 3.3.4 WALL MOUNTING OF SINGLE BAND  Drill four holes on the wall using the position of four holes on the mounting rack as a guide. Fix the mounting rack to the wall using four masonry bolts (M10x110mm).

  • Page 21: Wall Mounting Of Dual-Band And Combiner

    INSTALLATION GUIDE FOR mBDA OD SERIES mBDA Mounting Rack Bolt Figure 10: Hand up the mBDA 4-M6×12,Hex Socket with Washer Bolt Figure 11: Finish Installation 3.3.5 WALL MOUNTING OF DUAL-BAND AND COMBINER  Install the first mBDA refer to charter 3.3.4.
  • Page 22 INSTALLATION GUIDE FOR mBDA OD SERIES Mounting Rack Bolt Figure 12: Install Mounting Rack Bolt The second mBDA 4-M6×12,Hex Socket with Washer Bolt Mounting Rack2 Figure 13: Install Mounting Rack2 Wall 4-M6×12,Hex Socket with Washer Bolt The Fist mBDA The Second mBDA...

  • Page 23: Drip-Loop

    3.3.6 DRIP-LOOP Comba recommends that every horizontal cable entry to the equipment forms a 'U' before its entry to the equipment. Water on the cable will drip down at the bottom of the loop and will not accumulate at the equipment connectors.
  • Page 24 INSTALLATION GUIDE FOR mBDA OD SERIES Operation Window RS485 AC 100V-240V MODEM/LAN 50Hz/60Hz Left Side Right Side Figure 16: Equipment Connectors Table 4: Equipment Connectors Identifier Descriptions N-Female connector for connection to donor antenna. Or connect to combiner DT with frequency port, when dual band application is required and combiner is ordered, please connect to related frequency port which is cover mBDA frequency band.

  • Page 25: Combiner Connectors

    INSTALLATION GUIDE FOR mBDA OD SERIES Figure 17: Operation Window Table 5: Operation Window Identifier Descriptions Green LED, Operation indicator flashes every second to indicate MCU normal operation. Red LED, Modem status indicator. Flashes during initiating, and go off after that.

  • Page 26: Grounding Connection

    INSTALLATION GUIDE FOR mBDA OD SERIES Table 6: Combiner Connectors Identifier Descriptions N-Female connector for connection to donor antenna N-Female connector for connection to service antenna DT with N-Female, connect to mBDA DT port; the combiner DT frequency range need frequency cover the connected mBDA frequency.

  • Page 27: Communication Cable Connection

    INSTALLATION GUIDE FOR mBDA OD SERIES From Donor RS485 RS485 Antenna 806-960 1710-2170 806-960 MODEM/LAN MODEM/LAN AC 100V-240V AC 100V-240V 50Hz/60Hz 50Hz/60Hz To Service Antenna 1710-2170 The First The Send The Second The First mBDA Combiner Combiner mBDA mBDA mBDA...

  • Page 28: Back-Up Monitoring Li-Ion Battery Connection

    INSTALLATION GUIDE FOR mBDA OD SERIES 3.4.7 BACK-UP MONITORING LI-ION BATTERY CONNECTION Li-ion battery is installed in Li-ion battery box before delivery. Connect battery cable in operation window after finishing commissioning. The alarm information will be reported in case of power fault.

  • Page 29: Commissioning

    INSTALLATION GUIDE FOR mBDA OD SERIES 4 COMMISSIONING PRE-COMMISSIONING TASKS After equipment installation, perform the following steps before equipment powering and commissioning:  Check the expected voltage, current and power levels do not violate any ratings.  Visually inspect the power connection within the equipment. Ensure that the power cable is correctly and securely connected, including grounding wire, RF cable and other cables.

  • Page 30: Commissioning Procedure

    INSTALLATION GUIDE FOR mBDA OD SERIES COMMISSIONING PROCEDURE Perform the following procedures for system commissioning. Connect and inquiry status Isolation detection Set channel No. Set monitor parameters Input power detection and adjust the direction of Donor Antenna Output power confirmation...
  • Page 31 INSTALLATION GUIDE FOR mBDA OD SERIES Table 8: Commissioning Task Explanation Commissioning Tasks Observation  Activate the OMT Main window. The system Initialization will completed in about 2 minutes. 1. On-line and Inquiry status Check the ALM LED for the repeater‟s status. Proceed if there is no ...

  • Page 32: Web Gui

    INSTALLATION GUIDE FOR mBDA OD SERIES 5 WEB GUI mBDA can be monitored and controlled by WEB GUI, follow below contents to achieve system parameter setting and commissioning. WEB GUI CONNECTION Step 1: Connect OMT port to PC RJ45 port with the supplied RJ45 cable to set up a physical connection.

  • Page 33: Devices]

    INSTALLATION GUIDE FOR mBDA OD SERIES Figure 27: Web GUI Main Screen On Comba Web GUI Home Screen, there are four Menu bars: [Devices], [Commissioning], [Firmware] and [Management]. Note: if RFU ALM LED is yellow that means the RFU Commissioning procedure is not finished, or the ALM LED will be off when no alarm is triggered.
  • Page 34 INSTALLATION GUIDE FOR mBDA OD SERIES MCU Main Management Screen Figure 29: Main Control Unit RFU Management Screen Figure 30: RF Unit NOTE: There are three statuses for PA Service: Normal, Recovery and Shutdown. If PA output power or reflected power exceeds the threshold, software will trigger Recovery: ...

  • Page 35: Commissioning]

    INSTALLATION GUIDE FOR mBDA OD SERIES Figure 31: RF Unit Detail Information 5.2.2 [COMMISSIONING] A work flow of the commissioning process is shown on [Commissioning] Screen. Click the [Start] button, the software will guide you through the commissioning step by step. For details, please refer to chapter 5.3.
  • Page 36 INSTALLATION GUIDE FOR mBDA OD SERIES Figure 33: [Firmware] Screen – MCU Firmware Upgrade Figure 34: [Firmware] Screen – Module Software Upgrade Step 4: After clicking , a window will pop up and click Figure 35: [Firmware] Screen – Pop-up Window 1 Step 5: Wait for 2~4 minutes while mBDA is being reset.

  • Page 37: Management]

    INSTALLATION GUIDE FOR mBDA OD SERIES Figure 36: [Firmware] Screen - Swap 5.2.4 [MANAGEMENT] Other parameters can be configured on [Management] Screen. Figure 37: [Management] Screen There are nine function bars list in the left side of the [Mangement] Screen. Below figures are the introduction of each function bar.
  • Page 38 INSTALLATION GUIDE FOR mBDA OD SERIES  Inport&Export Figure 38: Management – Import & Export The parameters that can be import/export as below: sub band, alarm enable, ATT value, RF switch, DL output power and so on. Import and Export can help users quickly configure mBDA parameters. For example, if one mBDA finished configuration, users can export its parameters and save as a file in PC, and then import this file to other mBDA to fast finish the device parameter setting.
  • Page 39 INSTALLATION GUIDE FOR mBDA OD SERIES  Comm. Setting Figure 40: Management – Comm. Setting Note: There are 4 communication types: SMS, PS, SNMP and ETHERNET. You can choose a suitable type for remote monitoring.  Maintenance Figure 41: New Site Report is for easy monitoring set up...
  • Page 40 INSTALLATION GUIDE FOR mBDA OD SERIES  Security Figure 42: Management – Security Click , [Modify Password] window will pop-up. Figure 43: Modify Password Note: Username cannot be modified.  Device Reset Figure 44: Management – Device Reset ENU STATUS : 1-0-0...
  • Page 41 INSTALLATION GUIDE FOR mBDA OD SERIES . Device Reset Note: Click , all the parameter and alarm will set to factory default value process will last about 2~4 minutes. For PMU monitor reset, users need to re-login WEB GUI. ...
  • Page 42 INSTALLATION GUIDE FOR mBDA OD SERIES  Isolation Figure 47: Management – Isolation Note: This Step is the same as step3 of [Commissioning]. Users can check isolation again by clicking Check button.  Report Figure 48: Management – Report Note: Click Create to create report (The report can‟t create in IE browser.) and make sure the computer has installed PDF Reader software.

  • Page 43: Commissioning Procedure

    INSTALLATION GUIDE FOR mBDA OD SERIES COMMISSIONING PROCEDURE To complete the installation and commissioning, users need to follow the steps below. Step 1: Click Menu bar [Commissioning] on home screen, a work flow will show up. Figure 49: Commissioning Procedure - Start Step 2: Click to start the process.
  • Page 44 INSTALLATION GUIDE FOR mBDA OD SERIES Step 3: Click , users can set the site information. Figure 51: Dev Info & Date/Time Dev Info mainly used to record device location and Date/Time provides a time reference. Click the Config Value of Date/Time, will update Date/time automatically.
  • Page 45 INSTALLATION GUIDE FOR mBDA OD SERIES Figure 53: Commissioning Procedure – Isolation Detective Confirm Figure 54: Commissioning Procedure –Isolation Detection Failed Figure 55: Commissioning Procedure –Isolation Detection Finish Step 5: RF Setting Screen for setting sub-band bandwidths and switches. ENU STATUS : 1-0-0...
  • Page 46 INSTALLATION GUIDE FOR mBDA OD SERIES Figure 56: Commissioning Procedure – Sub-band bandwidth and Switch Setting NOTE: For each RF module, the 3 sub-band bandwidth setting should not be overlap each other, if yes, only 1 sub-band can be turn on, other overlap sub-band is forbidden to switch on by equipment. For GSM system sub-band bandwidth setting also need comply with follow rules.
  • Page 47 INSTALLATION GUIDE FOR mBDA OD SERIES Figure 58: Commissioning Procedure – DL Output Power Setting Screen Figure 59: Commissioning Procedure – DL Output Power Setting NOTE: For each RF module, the total target output power of all sub-bands which channel switch is on must not exceed the nominal downlink output power (27, 30, 33dBm);...
  • Page 48 INSTALLATION GUIDE FOR mBDA OD SERIES Step 7: Click to commission other RFUs parameters. Click to finish the commissioning. Figure 61: Commissioning Procedure – Finish End of Section ENU STATUS : 1-0-0 Copyright - refer to title page Page 48...

  • Page 49: Maintenance

    INSTALLATION GUIDE FOR mBDA OD SERIES 6 MAINTENANCE The mBDA is designed for trouble-free operation and generally does not need maintenance. Maintenance activities should only be carried out by trained personnel. The equipment operation status can be observed remotely through OMC.

  • Page 50: Appendices

    INSTALLATION GUIDE FOR mBDA OD SERIES 7 APPENDICES APPENDIX A: TOOLS The following are the recommended list of tools for new installation and routine maintenance.  Slotted Screwdriver  Philips Screwdriver  Ring Spanner (Assorted size: 12~20mm)  Electrically operated drill and masonry drill bits 12mm ...
  • Page 51 INSTALLATION GUIDE FOR mBDA OD SERIES APPENDIX B: RMA (RETURN MATERIAL AUTHORIZATION) FORM End of Section End of Document ENU STATUS : 1-0-0 Copyright - refer to title page Page 51...
  • Page 52 INSTALLATION GUIDE FOR mBDA OD SERIES ENU STATUS : 1-0-0 Copyright - refer to title page Page 52...

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