mBDA-200 BAND SELECTIVE WIRELESS REPEATER USER MANUAL MBDA-200 QE: 1-0-0 Comba Telecom Ltd.
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of and is approved by the following, to whom all enquiries should be directed in the first instance: This is an unpublished work the copyright in which vests in Comba International ("Comba").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. No part may be reproduced, disclosed or used except as authorised by contract or other written permission.
USER MANUAL FOR MBDA-200 0.1 CONTENTS Section Page 0.1 CONTENTS .................................................................................................................................................... 3 0.2 INDEX TO FIGURES AND TABLES ................................................................................................................... 5 0.3 HISTORY .............................................................................................................................
USER MANUAL FOR MBDA-200 7 APPENDICES ............................................................................................................................................... 53 7.1 APPENDIX A: TOOLS FOR INSTALLATION AND MAINTENANCE .................................................................... 53 7.2 APPENDIX B: RMA (RETURN MATERIAL AUTHORIZATION) .........................................................................
USER MANUAL FOR MBDA-200 0.2 INDEX TO FIGURES AND TABLES Figure 1: mBDA-200 ................................................................................................................................................. 10 Figure 2: System Diagram ....................................................................................................................................... 11 Figure 3: Layout of mBDA .................................................................................................
USER MANUAL FOR MBDA-200 Figure 54: Commissioning Procedure –Isolation Detection Failed .................................................................... 47 Figure 55: Commissioning Procedure –Isolation Detection Finish .................................................................... 48 Figure 56: Commissioning Procedure – Subband bandwidth and Switch Setting .......................................... 49 Figure 57: Commissioning Procedure – DL Output Power Setting Screen .............................
USER MANUAL FOR MBDA-200 0.3 HISTORY Change No. ENU Details Of Change 1 1-0-0 This user manual first created in Jan 2014.
USER MANUAL FOR MBDA-200 0.4 GLOSSARY OF TERMS 0.
USER MANUAL FOR MBDA-200 Any installation, adjustment, maintenance and repair of the equipment must only be carried out by trained, authorized personnel. At all times, personnel must comply with any safety notices and instructions. Specific hazards are indicated by symbol labels on or near the affected parts of the equipment. The labels conform to international standards, are triangular in shape, and are coloured black on a yellow background. An informative text label may accompany the symbol label.
USER MANUAL FOR MBDA-200 1 GENERAL INFORMATION The mBDA-200 Band Selective Wireless Repeater is designed for operation in 850MHz and 1900MHz networks.Digital band-specific linear amplifier amplifies the desired BTS carriers and provides superior out-of-band rejection. Typical units with adjustable bandwidth are programmed to specific requirements of the network. Remote configuration and surveillance is possible through Comba’s remote control and monitoring system, via PC or wireless modem to the OMC.
USER MANUAL FOR MBDA-200 2 EQUIPMENT DESCRIPTION 2.1 SYSTEM DIAGRAM DL PA DL LNA Digital Frequency Selective Module DT UL LNA UL PA MT Donor Ant Alarm Indicator Main Control Unit Power Supply Modem Mobile Ant Mobile MT Mobile Ant DL PA DL LNA Digital Frequency Selective Module DT UL PA UL LNA Figure 2: System Diagram In the downlink, the BTS signals are received by donor antenna of the repeater.
USER MANUAL FOR MBDA-200 2.2 EQUIPMENT LAYOUT 482 265.2 436 439 58.6 485.6 58.6 26.1 81.
USER MANUAL FOR MBDA-200 2.3 EQUIPMENT CONSTITUTION mBDA consists of the following parts: Table 1: mBDA Components Module Description There are total 7 slots in the main chassis, where six slots for RF Units and Combiner Units, rest-one slot for Power & Monitoring Unit. Power & Monitoring Unit (PMU) converts the input voltage into stable DC to supply power for each RF module and provides monitor control. mBDA-RACK mBDA-PMU mBDA-RFU RF Unit processes UL/DL signal and amplifies the signal for coverage.
USER MANUAL FOR MBDA-200 3 INSTALLATION 3.1 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. High Voltage The equipment has been designed and constructed to prevent practicable danger, as far as reasonably possible.
USER MANUAL FOR MBDA-200 3.2 SITE PLANNING CONSIDERATIONS 3.2.1 SITE PLANNING Site Considerations 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. Installation Location Mounting surface shall be capable of supporting the weight of the equipment.
USER MANUAL FOR MBDA-200 3.2.2 SYSTEM 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. (2m; 6 ft. 10 in.). Ensure a power source is within reach of the power cord and the power source has sufficient capacity. Where appropriate, ensure unused RF connectors are terminated.
USER MANUAL FOR MBDA-200 3.3.3 ASSEMBLING mBDA consists of 3 parts: Rack, PMU and RFUs. All the units are packed separately. Follow the steps below to assemble. Power & Monitoring Unit RF Unit Figure 4: mBDA Screen Step1: The rack with cover plates is shown as Figure 5. Please remove the cover plates, before installing related modules. Show as Figure 6. PMU must be installed at the left slot; RF Units are slot undependent, and can be installed to other six slots.
USER MANUAL FOR MBDA-200 Figure 5: mBDA Rack Figure 6: Remove Cover Plates Step 2: PMU installation: Insert PMU and fasten the screws.
USER MANUAL FOR MBDA-200 Figure 7: PMU Installation Step 3: RF Units installation: Insert RFUs and fasten the screws. Figure 8: RF Unit Installation Step 4: Finish Installation.
USER MANUAL FOR MBDA-200 Figure 9: mBDA Installation Finish 3.3.4 mBDA IN NORMAL EQUIPMENT CABINET mBDA is an indoor type device. It can be installed in normal equipment cabinet, the installation procedures are shown as below: Step 1: Make sure the equipment cabinet is available with pallet, and the pallet is fixed steadily (Equipment Cabinet nuts, screws and pallet are not provided.). Use cabinet nuts, screws and pallet as recommended by rack manufacturer.
USER MANUAL FOR MBDA-200 Figure 10: Equipment Cabinet with Pallet Step 2: Install the mBDA on to the pallet. Figure 11: mBDA Installation Step 3: Attach the mBDA onto the cabinet with the recommended rack screws.
USER MANUAL FOR MBDA-200 Figure 12: Secure the Screws Step 4: Finish installation.
USER MANUAL FOR MBDA-200 3.3.5 mBDA IN 19” RACK MOUNTING mBDA can also be installed in 19’’ rack mounting, the installation procedures are shown as below: Step 1: Install right angle bracket and left angle bracket on back of the mounting rack. (19” Rack nuts, screws and Angel Iron are not provided.) Use rack nuts and screws as recommended by rack manufacturer. The Angle Iron is an optional assesory.
USER MANUAL FOR MBDA-200 Figure 16: mBDA Installation Step 3: Attach the mBDA onto the rack with the recommended rack screws. Figure 17: Secure the Enclosure Step 4: Finish installation.
USER MANUAL FOR MBDA-200 Figure 18: Finish Installaiton 3.4 EQUIPMENT CONNECTORS The figure below presents the connectors of mBDA.
USER MANUAL FOR MBDA-200 4 1 2 5 3 6 Figure 19: mBDA Front Panel Connectors 7 9 10 8 Figure 20: mBDA Rear Panel Connectors Identifier 1. OMT/LAN/RS485 2. LED indicator 3.EXT_ALM 4.DT 5.CPL 6.MT ENU STATUS : 1-0-0 Table 3: mBDA Connections Functional Description OMT port is for local commissioning; LAN port is for remote connection; RS485 is for extension connection when adding extended equipment. LED indicator. Refer to Table 5 for the detailed information. External alarm connector with 4 pins.
USER MANUAL FOR MBDA-200 7. 8. FAN 9. POWER 10. AC100~240V ENU STATUS : 1-0-0 Grounding connector. Fan inside Power switch. AC power supply connector.
USER MANUAL FOR MBDA-200 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. 3.5.2 mBDA GROUNDING CONNECTION Step 1: Connect the GND cable to the GND connector and the building EARTH. Recommended GND cable size is # 12 AWG. Step 2: Ensure the GND cable is connected to building GND.
USER MANUAL FOR MBDA-200 Power Connector Figure 22: mBDA Power Connection (Rear Panel) 3.5.4 EXTERNAL ALARM CONNECTION For EXT-ALM, this is a 4-pin connector. The following figure and table show the pin allocation and definition. Pin numbering are shown looking-into the connector on the enclosure. 4 3 2 1 Figure 23: Pins Allocation for “EXT_ALM” Port for mBDA Table 4: Pin Definition of “EXT_ALM” Port for mBDA Pin number 1 2 3 Alarm definition EXT. Alarm 1 GND EXT.
USER MANUAL FOR MBDA-200 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: Visually inspect the power connection within the equipment.
USER MANUAL FOR MBDA-200 4.3 COMMISSIONING PROCEDURE System commissioning can commence after the monitoring system has completed self initialization. The commissioning procedure is shown below: Connect and inquiry status Isolation detection Set channel No.
USER MANUAL FOR MBDA-200 Commissioning Tasks 1. On-line and Inquiry status 2. Isolation detection 3. Set Channel No. 4. Adjust Downlink Output Power and align donor antenna 5. Configure [Equipment ID] 6. Comm. Config 7. Select Monitoring Parameters 8. Test coverage area field intensity and adjust service antenna. Table 6: Commissioning Procedure Observation Activate the OMT Main window. The system Initialization will completed in about 2 minutes.
5 WEB GUI mBDA can be monitored and controlled by WEB GUI, follow below contents to achieve system parameter setting and commissioning. 5.1 WEB GUI CONNECTION Step 1: Connect PMU OMT port to PC RJ45 port with the supplied Ethernet cable to set up a physical connection. Step 2: Go to laptop Control Panel\Network and Internet\Local Area Connection. Right click it and click Properties. Then follow the steps shown in figure below. Figure 25: PC IP Address Setting Step 3: Open browser (browser IE7.0, IE8.
USER MANUAL FOR MBDA-200 Step 2: Input User Name: admin; Password (default password: admin). Click [Log in]. Figure 28: Input User Name and Password 5.2 WEB GUI INTRODUCTION After log in, the Web GUI main screen will appear. Figure 29: Web GUI Main Screen On Comba Web GUI Home Screen, there are four Menu bars: [Devices], [Commissioning], [Firmware] and [Management]. 5.2.1 [DEVICES] The [Devices] Screen shows the actual active modules of mBDA.
USER MANUAL FOR MBDA-200 Figure 30: [Devices] Sceen PMU Main Management Screen Figure 31: Power & Monitoring Unit ENU STATUS : 1-0-0 Copyright - refer to title page Page 35
USER MANUAL FOR MBDA-200 RF Unit Management Screen Figure 32: 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: It will reset PA and then re-detect the PA output power and reflected power, if they are normal, the PA Service Status will turn to Normal, if PA output power or reflected power is still over the threshold, PA Service Status will turn to Recovery again.
USER MANUAL FOR MBDA-200 Figure 33: 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.
USER MANUAL FOR MBDA-200 5.2.3 [FIRMWARE] There are two functions on the [Firmware] bar: [upgrade] and [swap]. [Upgrade] is used to upgrade software, and [Swap] is to replace current firmware version to the previous one. Follow steps shown in below figure to upgrade firmware. Figure 35: [Firmware] Screen – Upgrade Step 4: After clicking , a window will pop up and click . Figure 36: [Firmware] Screen – Pop-up Window 1 Step 5: Wait for 2~4 minutes while mBDA is being reset. Click to continue.
USER MANUAL FOR MBDA-200 Figure 37: [Firmware] Screen - Swap 5.2.4 [MANAGEMENT] Other parameters can be configured on [Management] Screen. Figure 38: [Management] Sceen There are nine function bars list in the left side of the [Mangement] Screen. Below figures are the introduction of each function bar.
USER MANUAL FOR MBDA-200 Inport&Export Figure 39: 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.
USER MANUAL FOR MBDA-200 Figure 40: Management – IP Setting Note: For remote monitoring, the IP Address must be set correctly according to the location IP of remote connection. If more than one equipment is connected to the public network through the same router, the router’s local IP CANNOT be set as 192.168.8.*.
USER MANUAL FOR MBDA-200 Security Figure 42: Management – Security Click , [Modify Password] window will pop-up. Figure 43: Modify Password Note: Username cannot be modified.
USER MANUAL FOR MBDA-200 Device Reset Figure 44: Management – Device Reset Note: If users click , all the parameter and alarm will set to factory default value. Device process will last about 2~4 minutes. For PMU monitor reset, users need to re-login WEB GUI. Reset PA Reset Figure 45: Management – PA Reset Note: PA will be turned off by software when PA output power or (VSWR) reflected power is exceed the threshold. Users need to reset PA after debugging.
USER MANUAL FOR MBDA-200 Device Info Figure 46: Management – Device Info Note: Users can input maximum 30 bytes characters in Device Info. Isolation Figure 47: Management – Isolation Note: This Step is the same as step3 of [Commissioning]. Users can check isolation again by clicking Check button.
USER MANUAL FOR MBDA-200 Report Figure 48: Management – Report Note: Click Create to create report (The report cann’t create in IE browser.) and make sure the computer has installed PDF Reader software. If no, users will see nothing. 5.3 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.
USER MANUAL FOR MBDA-200 Step 2: Click to start the process. Figure 50: Commissioning Procedure – Site Info. Setting 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 provid a time reference. Click the Config Value of Date/Time, will update Date/time automatically. NOTE: Make sure the device is connected with appropriate donor and service antennas before proceeding to step 4.
USER MANUAL FOR MBDA-200 NOTE: At the end of first frequency band commissioning, user can start other frequency band commission.
USER MANUAL FOR MBDA-200 Figure 55: Commissioning Procedure –Isolation Detection Finish Step 5: RF Setting Screen for setting subband bandwidths and switchs.
USER MANUAL FOR MBDA-200 Figure 56: Commissioning Procedure – Subband bandwidth and Switch Setting NOTE: For each RF module, the 3 subband bandwidth setting should not be overlap each other, if yes, only 1 subband can be turn on, other overlap subband is forbided to switch on by equipment. Step 6: Click setting.
USER MANUAL FOR MBDA-200 Figure 58: Commissioning Procedure – DL Output Power Setting NOTE: For each RF module, the total target output power of all subbands which channel switch is on must not exceed the nominal downlink output power (27, 30, 33dBm); if yes, Tips window will pop-up shown as Figure 59. Finish the output power setting, click Figure 60. button , go to Finish Screen shown as Figure 59: DL Output Power Over Exceed Step 7: Click commissioning.
USER MANUAL FOR MBDA-200 Figure 60: Commissioning Procedure – Finish End of Section ENU STATUS : 1-0-0 Copyright - refer to title page Page 51
USER MANUAL FOR MBDA-200 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. Periodic inspection of the repeater equipment(s) is recommended, the recommended tasks includes: Inspect and record operation status and output power of the repeater from OMC or OMT. Verify the direction and position of antennas.
USER MANUAL FOR MBDA-200 7 APPENDICES 7.1 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) Philips Screwdriver Allen wrench (M6) Signal generator support output power 10dBm.
USER MANUAL FOR MBDA-200 7.2 APPENDIX B: RMA (RETURN MATERIAL AUTHORIZATION) End of Section End of Document FOR NAM OFFICE EMAIL, PLEASE INSERT: support.us@comba-telecom.
USER MANUAL FOR MBDA-200 ENU STATUS : 1-0-0 Copyright - refer to title page Page 55