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Comba Telecom RX-1839 User Manual

1800mhz digital band selective repeater
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RX-1839
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USER MANUAL
RX-1839 QE: 1-0-0
Comba Telecom Ltd.
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Summary of Contents for Comba Telecom RX-1839

  • Page 1 RX-1839 USER MANUAL RX-1839 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of and is approved by the following, to whom all enquiries should be directed in the first instance: This is an unpublished work the copyright in which vests in Comba International ("Comba").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

    INSTALLATION GUIDE FOR RX-1839 CONTENTS Section Page CONTENTS ............................3 INDEX TO FIGURES AND TABLES ..................... 5 HISTORY ............................6 GLOSSARY OF TERMS ......................... 7 SAFETY NOTICES AND ADMONISHMENTS ................8 GENERAL INFORMATION ......................9 EQUIPMENT DESCRIPTION ....................... 10 FUNCTIONAL BLOCK DIAGRAM ....................10 EQUIPMENT LAYOUT ........................
  • Page 4 INSTALLATION GUIDE FOR RX-1839 5.7.6 GAIN ..............................34 5.7.7 TEMPERATURE..........................34 5.7.8 ALARM CONFIG..........................34 5.7.9 MISCELLANEOUS ......................... 35 ALARM INFO..........................35 PROPERTY INFO.......................... 37 5.9.1 EQUIPMENT ID ..........................37 5.9.2 FIRMWARE INFO.......................... 37 5.9.3 EQUIPMENT INFO........................38 5.9.4...

  • Page 5: Index To Figures And Tables

    INSTALLATION GUIDE FOR RX-1839 INDEX TO FIGURES AND TABLES Figure 1: Front, Side and Bottom Views of the RX-1839 Enclosure ............9 Figure 2: RX-1839 Functional Block Diagram .................... 10 Figure 3: Layout of the RX-1839 ........................ 11 Figure 4: Mounting Rack Overview ......................16 Figure 5: Wall Mounting ..........................

  • Page 6: History

    INSTALLATION GUIDE FOR RX-1839 HISTORY Change No. Details Of Change 1-0-0 This manual first created and issued in Jan 2013. Copyright - refer to title page ENU STATUS : 1-0-0 Page 6...

  • Page 7: Glossary Of Terms

    INSTALLATION GUIDE FOR RX-1839 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 Identification Intermediate Frequency...

  • Page 8: Safety Notices And Admonishments

    INSTALLATION GUIDE FOR RX-1839 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 9: General Information

    INSTALLATION GUIDE FOR RX-1839 1 GENERAL INFORMATION The RX-1839 1800MHz Digital Wireless Repeater (hereinafter called “RX-1839”) is designed for 1800MHz network. It can wireless transmit, two-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 10: Equipment Description

    Battery AC 100V-240V Figure 2: RX-1839 Functional Block Diagram In the downlink, the BTS signals are received by donor antenna of the repeater. After the duplexer, the signals are sent to the LNA module for pre-amplification and digital RF integrated module for digital filtering and frequency conversion.

  • Page 11: Equipment Layout

    INSTALLATION GUIDE FOR RX-1839 EQUIPMENT LAYOUT Shown below is the internal layout of the RX-1839. Door Open Switch DL PA UL PA Digital Integrated Module Modem Li-ion Battery DT Port MT Port Integrated Integrated Duplexer Surge Arrestor Duplexer EXT_ALM RS-485 AC OUT...

  • Page 12: Kit Of Parts

    INSTALLATION GUIDE FOR RX-1839 Li-ion Battery: Provides power to the Main Control Unit to send alarm signals in the event of power failure Modem: The modem is used for remote control and monitors, and for alarm transmission from the repeater back to the OMC.

  • Page 13: Installation

    INSTALLATION GUIDE FOR RX-1839 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 14: Site Planning Considerations

    INSTALLATION GUIDE FOR RX-1839 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 15: Installation Checklist

    INSTALLATION GUIDE FOR RX-1839 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 16: Installation Procedures

    INSTALLATION GUIDE FOR RX-1839 INSTALLATION PROCEDURES 3.3.1 GOODS INWARDS INSPECTION 1. Verify the number of packages received against the packing list. 2. Check all packages for external damage; report any external damage to the shipping courier. If there is damage, a shipping agent should be present before unpacking and inspecting the contents because damage caused during transit is the responsibility of the agent.

  • Page 17: Wall Mounting

    INSTALLATION GUIDE FOR RX-1839 3.3.4 WALL MOUNTING  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).  Lift the enclosure onto the mounting rack and screw hex bolts (M8x20mm) to secure the enclosure to the mounting rack.

  • Page 18: Pole Mounting Of Mounting Rack

    INSTALLATION GUIDE FOR RX-1839 3.3.5 POLE MOUNTING OF MOUNTING RACK  The equipment can be mounted on a pole of about 60~75mm in diameter.  Insert and tighten the two U bolts to secure the mounting rack onto the pole.

  • Page 19: Equipment Connectors

    INSTALLATION GUIDE FOR RX-1839 EQUIPMENT CONNECTORS The RX-1839 is designed for all cable entries from the bottom of the enclosure, as shown in the following figure. AC OUT Power RS-485 EXT_ALM MODEM ANT Figure 7: Equipment Connectors Table 2: Equipment Connectors...
  • Page 20 INSTALLATION GUIDE FOR RX-1839 Commissioning Window Li-ion Battery Box Figure 8: Maintenance Window Diagram Copyright - refer to title page ENU STATUS : 1-0-0 Page 20...

  • Page 21: Equipment Connections

    INSTALLATION GUIDE FOR RX-1839 EQUIPMENT CONNECTIONS 3.5.1 GROUNDING CONNECTION Ground Connection To ensure safe operation of the product, a ground (earth) connection is required. For single phase AC power source, the product must be grounded by connecting the “earth wire” of the power cord to the ground terminal of the AC supply.

  • Page 22: Back-Up Monitoring Li-Ion Battery Connection

    INSTALLATION GUIDE FOR RX-1839 3.5.5 BACK-UP MONITORING LI-ION BATTERY CONNECTION Li-ion battery is installed in Li-ion battery box before delivery. Set BAT switch in commissioning window ON after finishing commissioning. The alarm information will be reported in case of power fault.

  • Page 23: Commissioning

    INSTALLATION GUIDE FOR RX-1839 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 24: Commissioning Procedure

    INSTALLATION GUIDE FOR RX-1839 COMMISSIONING PROCEDURE System commissioning can commence after the monitoring system has completed self initialization. The commissioning procedure is as follows: Connect and inquiry status Isolation detection Set channel No. Set monitor parameters Input power detection and adjust the direction of...
  • Page 25 INSTALLATION GUIDE FOR RX-1839 Table 5: 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 Click “Connect” button to enquire the repeater’s status. Proceed if ...

  • Page 26: Omt

    INSTALLATION GUIDE FOR RX-1839 5 OMT The equipment can be monitored and controlled by OMT software running on a local PC with local commissioning cable, remote connection to the equipment via wireless GSM / CDMA network.  OMT software running on a local PC with serial connection to the equipment.

  • Page 27: Omt Control Panel

    INSTALLATION GUIDE FOR RX-1839 OMT CONTROL PANEL Click “Auto Connection” in the pop up window. Figure 14: OMT 5.0 Control Panel LOCAL CONNETION TO OMT In order to access to equipment via Ethernet (UDP), the PC must be set with proper IP address and subnet mask in advance.
  • Page 28 INSTALLATION GUIDE FOR RX-1839 After the PC protocol has been properly set, please connect the Ethernet cable to PC and equipment Ethernet port. Choose “Connection via Ethernet (UDP)” and click “ONLINE”. Figure 16: Connection Type Table 6: IP Setting Quick Lookup Table...

  • Page 29: Remote Connection To Omt

    INSTALLATION GUIDE FOR RX-1839 REMOTE CONNECTION TO OMT If remote connection is needed, users can select [Remote connection via modem] in connection type window. Select desired serial port and click “OK” in [Serial Port Configuration] window to go to OMT main window and start modem initialization.

  • Page 30: Rf Parameter

    INSTALLATION GUIDE FOR RX-1839 Figure 19: Auto Read RF PARAMETER It is recommended to configure the following RF parameters for the first installation. 5.7.1 SWITCH Switch is to enable/disable power for internal modules. When user checks and sets non-RF parameters, such as checking physical antenna connection, switching off will disable equipment power temporarily to protect PA in operation.

  • Page 31: Channel No

    INSTALLATION GUIDE FOR RX-1839 Config: Select the required state in setting columns of RF information window for RF switch, then press [Enter] or [Config] button to finish the configuration operation. Isolation detection switch: the repeater provides the function isolation detection, when switch on, the repeater will test the real isolation between DT port and MT port, the value will be shown in item ”Miscellaneous”, The value will be shown until the next isolation detection.

  • Page 32: Att

    INSTALLATION GUIDE FOR RX-1839  For LTE, the channel no must be LTE channel no, the bandwidth is 10, 15 or 20MHz.  The protective frequency edge interval of channels should no less than 800kHz and the minimum interval as illustrated below.

  • Page 33: Power

    INSTALLATION GUIDE FOR RX-1839 Figure 25: Alarm Threshold Config: Enter the required value in setting columns of RF information window for Alarm threshold, and press [Enter] or [Config] button to finish the configuration operation. 5.7.5 POWER Power is referring to the reading of downlink input/output power.

  • Page 34: Gain

    INSTALLATION GUIDE FOR RX-1839 5.7.6 GAIN Gain is referring to the reading of downlink and uplink calculative gain. Figure 27: Gain Read: Press [Read] to read all the values of the parameters in the window. Press [Auto-Read (F4)] to read values continuously.

  • Page 35: Miscellaneous

    INSTALLATION GUIDE FOR RX-1839 5.7.9 MISCELLANEOUS Isolation test: turn on isolation switch and the equipment will test TX/RX antenna isolation for about 30 seconds, after that, the switch will turn off automatically. Figure 30: Miscellaneous ALARM INFO. Alarm information operation is to select alarm parameters for monitoring. Alarm parameters include Master Alarm, Channel Alarm and External Alarm.
  • Page 36 INSTALLATION GUIDE FOR RX-1839 Figure 32: Channel Alarm Figure 33: External Alarm Config: Tick the check box of [Item select] and [Enable] of the desired parameters and click [config] button to finish configuration operation. Notice: [Enable] box is to enable the alarm monitoring for system. Only if users enable the alarm by ticking the [Enable] box, the alarms can be monitored by the OMT/OMC.

  • Page 37: Property Info

    INSTALLATION GUIDE FOR RX-1839 PROPERTY INFO. 5.9.1 EQUIPMENT ID Equipment ID is to be configured after local commission has been completed, which includes Site ID, and Site Sub ID. Figure 34: Equipment ID See the table below for configuration details of each parameter.

  • Page 38: Equipment Info

    INSTALLATION GUIDE FOR RX-1839 5.9.3 EQUIPMENT INFO. Figure 36: Equipment Info. 5.9.4 SITE LOCATION Figure 37: Site Location [Site Location]: input the current longitude and latitude in the blank. 5.9.5 SYSTEM CLOCK Figure 38: System Clock [System Clock]: it shows the current time/date information. It is settable.

  • Page 39: Comm. Config

    INSTALLATION GUIDE FOR RX-1839 5.9.6 COMM. CONFIG If the equipment is to be monitored by OMC software over ireless GSM / CDMA network, users must finish the [Comm. Config.] in the next step. The Comm. Config information requires to be manually entered by users after successful connection to the equipment.

  • Page 40: Trigger Report

    INSTALLATION GUIDE FOR RX-1839 5.9.7 TRIGGER REPORT Figure 40: Trigger Report 5.9.8 UPDATE INFO. Figure 41: Update Info. End of Section Copyright - refer to title page ENU STATUS : 1-0-0 Page 40...

  • Page 41: Maintenance

    INSTALLATION GUIDE FOR RX-1839 6 MAINTENANCE The RX-9139 repeater 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 42: Appendices

    INSTALLATION GUIDE FOR RX-1839 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 43: Appendix B: Rma (Return Material Authorization) Form

    INSTALLATION GUIDE FOR RX-1839 APPENDIX B: RMA (RETURN MATERIAL AUTHORIZATION) FORM End of Section End of Document Copyright - refer to title page ENU STATUS : 1-0-0 Page 43...
  • Page 44 INSTALLATION GUIDE FOR RX-1839 Copyright - refer to title page ENU STATUS : 1-0-0 Page 44...

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