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Comba Telecom ComFlex-6900 User Manual

Distributed antenna system
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USER MANUAL
ComFlex-6900 QE: 1-0-0
Comba Telecom Ltd.
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  • Page 1 ComFlex-6900 USER MANUAL ComFlex-6900 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of and is approved by the following, to whom all enquiries should be directed in the first instance: This is an unpublished work the copyright in which vests in Comba International ("Comba").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. The information contained herein is confidential and the property of Comba and is supplied without liability for errors or omissions.

  • Page 3: Table Of Contents

    USER MANUAL FOR COMFLEX-6900 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 SYSTEM DIAGRAM ............................12 TYPICAL APPLICATION ..........................
  • Page 4 USER MANUAL FOR COMFLEX-6900 3.5.7 MU BTS ALARM CONNECTION........................ 35 3.5.8 CONNECT TO PC ............................. 36 COMMISSIONING ............................37 PRE-COMMISSIONING TASKS........................37 LED INDICATORS ............................37 DIGITAL DISPLAY INDICATORS ........................38 4.3.1 DIGITAL DISPLAY ON RFU ........................38 4.3.2 DIGITAL DISPLAY ON FOU........................38 WEB GUI ..............................

  • Page 5: Index To Figures And Tables

    USER MANUAL FOR COMFLEX-6900 0.2 INDEX TO FIGURES AND TABLES Figure 1: Master Unit (MU) ..........................10 Figure 2: Remote Unit (RU) ..........................11 Figure 3: System Diagram ..........................12 Figure 4: Typical Application ..........................12 Figure 5: ComFlex Master Unit ......................... 19 Figure 6: RF Unit Installation ..........................
  • Page 6 USER MANUAL FOR COMFLEX-6900 Figure 53: Function – License .......................... 49 Figure 54: Function - Scan ..........................49 Figure 55: Function –After Scan ........................50 Figure 56: Function - Device Remove......................50 Figure 57: Function - New Site Report ......................51 Figure 58: Function - PA Reset ........................

  • Page 7: History

    USER MANUAL FOR COMFLEX-6900 0.3 HISTORY Change No. Details Of Change 1-0-0 This user manual first created in February 2018. ENU STATUS : 1-0-0 Copyright - refer to title page Page 7...

  • Page 8: Glossary Of Terms

    USER MANUAL FOR COMFLEX-6900 0.4 GLOSSARY OF TERMS Automatic Level Control Attenuation Bi-direction Amplifier Base Station Base Transceiver Station Downlink Donor Terminal Fiber Optical Unit Graphic User Interface Identification Low Noise Amplifier Main Control Unit Mobile Terminal MTBF Mean Time Between Failures...

  • Page 9: Safety Notices And Admonishments

    USER MANUAL FOR COMFLEX-6900 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. Any installation, adjustment, maintenance and repair of the equipment must only be carried out by trained, authorized personnel.

  • Page 10: General Information

    USER MANUAL FOR COMFLEX-6900 1 GENERAL INFORMATION The ComFlex-6900 Distributed Antenna System (hereinafter called “ComFlex”) consists of Master Unit (MU) and Remote Unit (RU). The MU includes the MU Chassis, Power Supply Unit (PSU), Fiber Optical Unit (FOU) and RF Unit (RFU). With a modular design, it can support up to 8 independent RF inputs and 8 Remote Units.
  • Page 11 USER MANUAL FOR COMFLEX-6900 Figure 2: Remote Unit (RU) End of Section ENU STATUS : 1-0-0 Copyright - refer to title page Page 11...

  • Page 12: Equipment Description

    USER MANUAL FOR COMFLEX-6900 2 EQUIPMENT DESCRIPTION 2.1 SYSTEM DIAGRAM Distributed Optical Fiber Antenna System MIMO Antenna MIMO Optical Fiber System Figure 3: System Diagram On the DL, signals from the BTSs or BDA are converted into optical signals after amplification in the MU.Then the optical signals are transmitted to the RU via optical fiber.

  • Page 13: Equipment Constitution

    USER MANUAL FOR COMFLEX-6900 2.3 EQUIPMENT CONSTITUTION MU consists of the following parts: Table 1: MU Components Module Description Master Unit Chassis includes eight slots for RF Unit, two slots for Fiber Optical Unit, MU01-RACK and one slot for Power Supply Unit.

  • Page 14: Kit Of Part

    USER MANUAL FOR COMFLEX-6900 2.4 KIT OF PART Table 3: Master Unit (MU) KOP Item Image MU Chassis RF Unit (RFU) Fiber Optical Unit (FOU) Optical Extention Unit Power Supply Unit (PSU) Power Supply Cable (13 Feet 1 inch) Communication Cable Right Angle Bracket (for MU 19“rack mounting)
  • Page 15 USER MANUAL FOR COMFLEX-6900 Table 4: Remote Unit (RU) KOP Item Image Remote Unit Mounting Bracket (used for both pole and wall installations) Nuts M8, Spring Washers Φ8, Plain Washers Φ8 (used pieces for securing Remote Unit when hanged on bracket...

  • Page 16: Installation

    USER MANUAL FOR COMFLEX-6900 3 INSTALLATION 3.1 WARNINGS AND ALERTS Laser Laser light can cause damage to eyes. Laser light is not visible. Viewing it directly does not cause pain. The iris of the eye will not close when viewing a bright light. Consequently, serious damage to the retina of the eye is possible.

  • Page 17: Site Planning Considerations

    USER MANUAL FOR COMFLEX-6900 3.2 SITE PLANNING CONSIDERATIONS 3.2.1 SITE PLANNING Site Considerations The MU is designed to be located indoors to facilitate coupling of BTS signals and power supply connections. The input range of MU RF unit is 10~30 dBm.

  • Page 18: System Installation Checklist

    Without documentary evidence, a claim cannot be processed. Open and check each package against the packing list. For any shortage, contact Comba Telecom Systems. Do not remove items from packing materials until installation.

  • Page 19: Mu Assembling

    USER MANUAL FOR COMFLEX-6900  Always maintain the minimum bending radius specified by the cable manufacturer. The minimum bend radius is usually 10 times the cable’s outer diameter. In the case of single optical fiber that is not in a cable, the minimum bending radius to be observed is 3cm. (1.2”) .

  • Page 20: Mu In 19" Rack Mounting

    USER MANUAL FOR COMFLEX-6900 Figure 7: FOU Installation Step3: PSU installation: Remove PSU slot cover plate on the right side of Chassis, insert PSU and fasten the screws. Figure 8: PSU Installation 3.3.5 MU IN 19” RACK MOUNTING MU is an indoor type device; the installation procedures are shown as below: Step 1: Install right angle bracket and left angle bracket on back of the mounting rack.
  • Page 21 USER MANUAL FOR COMFLEX-6900 Figure 9: Mounting Rack Figure 10: Angle Iron Installation ENU STATUS : 1-0-0 Copyright - refer to title page Page 21...
  • Page 22 USER MANUAL FOR COMFLEX-6900 Step2: Slide the MU on to the angle brackets and confirm it is level. Figure 11: MU Installation Step 3: Attach the MU onto the rack with the recommended rack screws. Figure 12: Secure the Enclosure...

  • Page 23: Ru Wall Mounting

    USER MANUAL FOR COMFLEX-6900 Step 4: Finish installation. Figure 13: Finish Installaiton 3.3.6 RU WALL MOUNTING RU wall mounting steps are shown below. Step 1: Select the wall mount location according to the following criteria:  General surroundings  Ventilated and easy-to-reach area (for maintenance and on-site inspection) ...
  • Page 24 USER MANUAL FOR COMFLEX-6900 Step 3: Using 6 (M10x110) Masonry bolts per bracket – secure the Mounting Brackets to the wall with the protruding M8 nuts facing towards you. The remote unit will be hung on these. Figure 14: Install Mounting Rack on the Wall Step 4: Connectors facing down carefully fit and hang the GX unit on to the M10 bolts protruding from the top, middle and bottom parts of the mounting bracket.

  • Page 25: Pole Mount Installation

    USER MANUAL FOR COMFLEX-6900 Step 5: Using a spanner or wrench, tighten the two (2) M8 nuts on the top and bottom of the mounting bracket as shown below. Figure 16: Tighten the Screws at the Bottom of RU Step 6: Check enclosure position and verify that unit is mounted securely to the wall.
  • Page 26 USER MANUAL FOR COMFLEX-6900 Step 2: Secure the mounting bracket by slipping the 5 hose clamps (provided) through the mounting bracket and tighten securely. Figure 17: Mounting Rack of Pole Installation Figure 18: Tighten the Mounting Rack ENU STATUS : 1-0-0...
  • Page 27 USER MANUAL FOR COMFLEX-6900 Step 3: Connectors facing downwards hook the GX-Quad on to the top part of the bracket and then to the bottom. Figure 19: Hang on RU Step 4: Using a spanner or wrench, tighten the two (2) M8 nuts on the top and bottom of the mounting bracket as shown below.

  • Page 28: Equipment Connectors

    USER MANUAL FOR COMFLEX-6900 Figure 21: Finish Installation 3.4 EQUIPMENT CONNECTORS The figures below present the connectors of ComFlex MU. Figure 22: MU Front Panel Connectors ENU STATUS : 1-0-0 Copyright - refer to title page Page 28...
  • Page 29 USER MANUAL FOR COMFLEX-6900 Figure 23: MU Rear Panel Connectors Table 5: MU Connections Identifier Functional Description 1. OP1~OP4 SC/APC optical fiber access port 2. LED indicator LED indicator. See Chapter 4 for the description of each indicator. 3. BTS_ALM DB9-F connector for BTS alarm.

  • Page 30: Equipment Connection

    USER MANUAL FOR COMFLEX-6900 3.5 EQUIPMENT CONNECTION 3.5.1 GROUNDING CONNECTION WARNING! This unit must always be grounded. Consult an appropriate electrical inspection authority or an electrician if you are uncertain that suitable grounding is available. Do not connect power before grounding.

  • Page 31: Mu Connections

    USER MANUAL FOR COMFLEX-6900 Figure 26: RU Grounding 3.5.4 MU CONNECTIONS Step1: Connect the MU OP (optical) port to one of the RU OP port. (NOTE: requires Single Mode fiber with SC/APC connectors; MAXIMUM OPTICAL LOSS = 6.5dBo) Step 2: For duplex application, connect the MU RFU TX/RX port to the RF Source (BTS or BDA). For simplex application, connect the MU RFU TX/RX port to the RF Source downlink, and then connect MU RFU RX port with RF Source uplink.
  • Page 32 USER MANUAL FOR COMFLEX-6900 Local commissioning & Remote monitoring port BTS Alarm Reserved Fiber optic port indicator RF port, to BTS Figure 27: Fiber Optical and RF Port Connection Step 3: Connect the power cable to the power supply port (100-240VAC, 1Amp maximum).

  • Page 33: Ru Connection

    USER MANUAL FOR COMFLEX-6900 3.5.5 RU CONNECTION Step 1: Connect the OptiTap optical fiber to RU OP (optic) port and one of the OP port located on MU FOU front panel. Figure 29: MU Power Connection (Rear Panel) Step 2: Rotation outer shell to tighten the fiber conncetion.
  • Page 34 USER MANUAL FOR COMFLEX-6900 Step 4: Connect power cable on PSU with the public power grid (110~220VAC, 14Amp maximum). Figure 31: Power Supply Connection MU Port Figure 32: RU Fiber Optical and RF Port Connection ENU STATUS : 1-0-0 Copyright - refer to title page...

  • Page 35: Ru External Alarm Connection

    USER MANUAL FOR COMFLEX-6900 3.5.6 RU EXTERNAL ALARM CONNECTION For RU external alarm, there is an 8-pin waterproof connector. The following figure and table show the pin allocation and definition. Pin numbering are shown looking-into the connector on the enclosure.

  • Page 36: Connect To Pc

    USER MANUAL FOR COMFLEX-6900 3.5.8 CONNECT TO PC The local commissioning and management for MU and RU is achieved through connecting to the WEB base GUI. Connect MU to PC Connect MU “OMT” port (RJ45) to the RJ45 port of PC with supplied Ethernet cable to achieve local monitoring and management.

  • Page 37: Commissioning

    USER MANUAL FOR COMFLEX-6900 4 COMMISSIONING 4.1 PRE-COMMISSIONING TASKS After equipment installation, perform the following steps before equipment powering and commissioning, check that the expected voltage, current, and power levels do not violate any ratings. Double check all connections including ground before applying power. Do not manipulate circuits or make changes when power is applied: ...

  • Page 38: Digital Display Indicators

    USER MANUAL FOR COMFLEX-6900 4.3 DIGITAL DISPLAY INDICATORS 4.3.1 DIGITAL DISPLAY ON RFU The digital display tube on RFU shows the DL input power. The range of DL input power shown on the display tube is from -19 to 33 (dBm), when DL input power is lower than -19dBm, it will show L, when DL input power is higher than 33, it will display H.
  • Page 39 USER MANUAL FOR COMFLEX-6900 Table 10: FOU Digital Display Figure Optical Loss 0~9dBo > 9dBo End of Section ENU STATUS : 1-0-0 Copyright - refer to title page Page 39...

  • Page 40: Web Gui

    5 WEB GUI ComFlex can be monitored and controlled by WEB GUI, follow below contents to achive system parameter setting and commissioning. WEB GUI CONNECTION Step 1: Connect MU OMT port to PC RJ45 port with the supplied Ethernet cable to set up a physical connection.

  • Page 41: Web Gui Introduction

    USER MANUAL FOR COMFLEX-6900 Figure 39: Input User Name and Password WEB GUI INTRODUCTION After login, the Web GUI main screen will appear. Figure 40: Web GUI Main Screen On Comba Web GUI Home page, there are four Menu bars: [Home], [Auto Setup], [Functions].
  • Page 42 USER MANUAL FOR COMFLEX-6900 Click here for FOU main management page. Click here for RFU Click here for MU main management main management page. page. Click here for RU main management Link FOU page. port number Figure41: [Devices] Sceen MU Main Management Screen This part shows MU alarm status.
  • Page 43 USER MANUAL FOR COMFLEX-6900 This switch for HRU01-6900 is OFF. This part shows MU alarm status. Optical loss between MU to RU.The value is Optical power alarm.The over 15dB when MU to indicators whill be red if the Ru are not connected received optical power is less well.
  • Page 44 USER MANUAL FOR COMFLEX-6900  RU device scanning is done. Note: Go to [Commissioning] page or [Management] page for device scanning. RU common Select band to Band information table check relative and information information. table Figure45: RU Device NOTE: There are three statuses for PA Service: Normal, Recovery and Shutdown. If PA output power...

  • Page 45: Auto Setup]

    USER MANUAL FOR COMFLEX-6900 Alarm information RF parameter and configuration setting table table. Figure46: RU Device– 700 5.2.2 [AUTO SETUP] A work flow of the commissioning process is shown on [Auto Setup] page. Click the [Start] button, the software will guide you through the commissioning step by step. For details, please refer to chapter 5.3.
  • Page 46 USER MANUAL FOR COMFLEX-6900 There are fifteen function bars list in the left side of the [Mangement] page. Below figures are the introduction of each function bar.  Devic Info. Select device Figure 48: Function - Device Info. Note: Users can input maximum 30 bytes characters in Device Info.
  • Page 47 USER MANUAL FOR COMFLEX-6900 Below table list the parameters that can be import/export: Table 11: Import/Export Parameters Device Paremeter Device Parameter Alarm Enable Alarm Enable ATT value ATT value RF Switch RF Switch SNMP parameter Over temperature alarm threshold DL over output power threshold External Alarm level Import and Export can help users quickly configure MU and RU parameters.
  • Page 48 USER MANUAL FOR COMFLEX-6900  Comm. Setting Choose a way Figure 51: Function - Comm. Setting (SNMP)  IP Setting Configure MU IP address for remote monitoring of Figure 52: Function - IP Setting Note: For remote monitoring, the IP Address must be set correctly according to the location IP of remote connection.
  • Page 49 USER MANUAL FOR COMFLEX-6900 Step1：select a device. Step3：click set. Step2：enter the license code. Figure 53: Function – License  Scan Click scan. Figure 54: Function - Scan ENU STATUS : 1-0-0 Copyright - refer to title page Page 49...
  • Page 50 USER MANUAL FOR COMFLEX-6900 Figure 55: Function –After Scan  Device Remove Step1：select a device. Step2：click Remove key. Figure 56: Function - Device Remove Note: If the RU has been scanned and identified by MU, to remove the RU from the system,users must remove this RU on this [Remove] page, otherwise, RU will still be shown on the Home page and will trigger optical alarm.
  • Page 51 USER MANUAL FOR COMFLEX-6900 Step1：select a device. Step2：click to Report . Figure 57: Function - New Site Report  PA Reset Step1：select a device. Step2：select PA of the corresponding frequency band resets. Figure 58: Function - PA Reset Note:PA will be turned off by software when PA output power or (VSWR) reflected power is exceed the threshold.
  • Page 52 USER MANUAL FOR COMFLEX-6900 Step1：select a device. Step2：click Reset key. Figure 59: Function - Device Reset Note: Device Resetprocess will last about 2~4 minutes. For MU monitor reset, users need to re-login WEB GUI.  Clear History Alarm Step1：select a device.
  • Page 53 USER MANUAL FOR COMFLEX-6900 Step1：select a device. Step2：click to select Step3：click to software that to be updated. upgrade software. Figure 61: Function - Firmware  Alarm Log Step1：select a device. Query device alarm Export device alarm log. log. Figure 62: Function –Alarm Log ...

  • Page 54: Commissioning Procedure

    USER MANUAL FOR COMFLEX-6900 Figure 63: Function –WebOMT Setting COMMISSIONING PROCEDURE To complete the installation and commissioning, users need to follow the steps below. Step 1: Click Menu bar [Auto Setup] on home page, a work flow will show up.
  • Page 55 USER MANUAL FOR COMFLEX-6900 Figure 65: Commissioning Procedure - Device Scan Step 3: Click to enter to Params Setting page. Click , users can set the device information and system time. Figure 66: Commissioning Procedure - Params Setting Dev Info mainly used to record device location and Date/Time provid a time reference. Mouse clicks the Config Value of Date/Time to auto receive the computer time.
  • Page 56 USER MANUAL FOR COMFLEX-6900 Figure 67: Flow to select Note: Calibration is to adjust MU and RU gain to make sure system gain is normal, if the band have been calibrated, users can click to skip the process; if the band never been calibrated, users click...
  • Page 57 USER MANUAL FOR COMFLEX-6900 Figure 68: Flow to select  Automatic calibration no needs to select frequency band, the system will calibration all the band automatically.  If users choose Manual calibration, then go to next page to select frequency band to calibrate.
  • Page 58 USER MANUAL FOR COMFLEX-6900 Figure 69: Commissioning Procedure - Automatic Calibration After calibration, the status of calibration will change “Success” from ”Not Done”, the colour change from yellow to green at the same time. Finishing calibration, then user can go to setup flow.
  • Page 59 USER MANUAL FOR COMFLEX-6900 Figure 71: Commissioning Procedure - MU Setup Step 7: Click to enter to RU Setup page after finishing MU setup. Figure 72: Commissioning Procedure - RU Setup Two parameters need to be set in this step.
  • Page 60 USER MANUAL FOR COMFLEX-6900 Step 8: Click to enter to [Finish] page after finishing RU setup. Note: As the system calibration process is calibrated for single channel, so if there is more than one same band input, because of the power superposition, the band total output power will higer than target DL output power after the calibration is complete.

  • Page 61: Alarms And Troubleshooting

    USER MANUAL FOR COMFLEX-6900 6 ALARMS AND TROUBLESHOOTING 6.1 ALARMS Table 12: MU Alarm List Alarm List Alarm Condition  Alarm when equipment temperature is higher than the threshold, otherwise normal; Over-Temperature  Alarm judgment period: 3 minutes by default;...

  • Page 62: Troubleshooting

    USER MANUAL FOR COMFLEX-6900 Table 13: RU Alarm List Alarm List Alarm Condition  Alarm status when the external terminals have the same H/L level with alarm External Alarm level, otherwise normal;  Alarm period: 10s by default.  Alarm when equipment temperature is higher than the threshold, otherwise normal;...
  • Page 63 USER MANUAL FOR COMFLEX-6900 Table 15: RU Alarms Diagnosis Alarm condition Diagnosis External Alarm Check to make sure if the external device connected is working normally  Check device temperature on WEB GUI Over-  If device temperature e is over threshold, make sure environment temperature...

  • Page 64: Appendices

    USER MANUAL FOR COMFLEX-6900 7 APPENDICES APPENDIX A: TOOLS FOR INSTALLATION AND MAINTENANCE The following tools (not included in package) are required for installation or routine maintenance:  Power Drill (for wall mount)  Adjustable Wrench (0.31 inch~0.79 inch) ...

  • Page 65: Appendix B: Rma (Return Material Authorization)

    USER MANUAL FOR COMFLEX-6900 7.2 APPENDIX B: RMA (RETURN MATERIAL AUTHORIZATION) End of Section End of Document FOR NAM OFFICE EMAIL, PLEASE INSERT: support.us@comba-telecom.com ENU STATUS : 1-0-0 Copyright - refer to title page Page 65...
  • Page 66 USER MANUAL FOR COMFLEX-6900 ENU STATUS : 1-0-0 Copyright - refer to title page Page 66...

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