User Manual
Contents
1. detail tech parameter should reference to Test Report accomplished with its repeater 3 Installation 3 1 System description Fix part Heat sink Channel selective Repeater 3 1 1 Major Block Diagram Shelf PLL bottom Adjustor Power supply Down channel 935 960MHz selector Power amplifier 890 i channel Up 915 selector Power optional amplifier Control part Main LCD Control QUE Key board GSM MODEM Donor Antenna MODEM Antenna Coverage Antenna Channel selective Repeater 3 1 2 Bottom panel MODEM Antenna gt g BS AC220V MS p a GND Donor Power Ground Coverage Antenna Supply Antenna 3 1 3 Front panel GSM900 RF REPEATERS Channel selective Repeater 3 2 LCD setting LCD Explain Power On display Power On Welcome GSM900 RF Repeaters Test A DI OK Self test A D1 passed Self test Test MODEM OK Modem passed if failure will show Fail LOOK P1 0 DV_27 0V gt UPP_28dBm DNP_37dBm Show status DV_27 0V DC power voltage is 27V UPP_28dBm Uplink Power now is 28 dBm range 0dBm 33dBm DNP_37dBm Downlink Power now is 37 dBm range 0dBm 43dBm If there alarm will display at below such as DV WRONG etc Press Down keybo2. Max Gain 90 3 dB 95 3 dB Gain step 1 db Gain adjust scope 31 dB Channel select 0 2 4 6 8 2 4 6 8 ALC A fo lt 2 dB Af0 lt 2 dB Passband Ripple No bigger 3 dB No bigger 3 dB Frequency Error 5X10 5X10 Gain Adjustment Range No less 30dB No less 30dB Gain 10 dB 1 0dB Adjustmen 20 dB 1 0dB t Error 30 dB 1 5dB Gain Adjustment Step 1 dB Step 1 dB Step Noise Figure lt 4 dB lt 4 dB Spurious emission 9KHz 1GHz lt 36dBm 30KHz 1GHz 12 75GHz lt 30dBm 30KHz In Work band Third order lt 45dBc 30KHz lt 50dBc 30KHz inter modu Out band offset from work band edge 1MHZ lation distortion 9KHz 1GHz lt 36dBm 30KHz 1 12 75GHz lt 30dBm 30KHz System Time Delay lt 5 us VSWR lt 1 4 1 In Output Impedance 9 50W In Output Connector N F Working Voltage DC 48V DC or 220V AC Requirement for technical In accordance with relevant regulations in the safety standard of GB4793 84 Requirement for In accordance with relevant regulations in the Channel selective Repeater electromagnetic compatibility standard of GB6833 87 Temperature 25C 55C Environmental Conditions Humidity lt 95 Air pressure 70 106kPa Dimension W x D x H 360 x 168 x 420mm LCD and keyboard on Front panel Management and control Local computer through RS232 Remote management via GSM SMS channel
3. cities of some large cities remote residential areas countries and towns or other blind areas or shadow areas formed due to the natural or human obstacles such as high mountains large buildings tunnels or underground stores optical fiber transmission repeater of GSM mobile communications shall be the most economical and reasonable solution to the effective coverage of these Channel selective Repeater networks since these areas are demanding a greater coverage rather than capacity Wireless transmission repeater of GSM mobile communications is cheap with easy installation It will greatly reduce the investment in equipment and running cost to expand the network by optical fiber transmission repeater The outdoor cabinet design enables the equipment to work under severe conditions in the open air and saves a lot of operating cost by working without establishment of machine room air conditioner or large scale power supply PULSE GX wireless transmission repeater integrated with wireless communication technology and excellent performance provides operators with multiple solutions that can save the investment in equipment and running maintenance cost without lowering the network quality As a supplement to base stations the system can be easily expanded to the blind areas that need covering to solve the problem of coverage By using GX GSM repeater of GSM mobile communications the surplus capacity of networks can be re planned or re ar
4. manufactory ID FIX_41 setting device type ID COM_2 setting management mode 2 Local mode 5 mode Remote lt SETUP P2 2 gt ID _ 00000000 SN _ FF Item 2 2 Parameter setting operator can edit through right and shift button when finished edit press return to confirm ID_00000000 Setting repeater ID 8 character SN_FF setting device serial ID Item 2 3 Parameter setting operator can edit through right and shift button when finished edit press return to confirm CTel Setting NMS center Mobile phone number JTel Setting Alarm report Mobile phone number lt SETUP P2 4 gt CH1 _ ON CH2 _ ON CH3 _ OFF CH4 _ OFF CH5 _ OFF CH6 _ OFF Item 2 4 work channel enable setting operator can edit through right and shift button when finished edit press return to confirm CH1_ON 1 work channel open CH2_ON 2 work channel open CH5 CH8 no use for 2 channel selective repeater if for 4 channel or 8 channel selective repeater they are should be on enable Channel selective Repeater lt SETUP P25 gt DVL_ON LNA1_ON L1G_OFF LNA2_OFF GL _ ON DOOR_ON Item 2 5 Alarm Enable setting operator can edit through right and shift button when finished edit press return to confirm DVL_ON Loss power alarm Enable L1G_OFF Fiber Optical alarm HG900 OW family LNA1_O
5. signal with a mobile phone and adjust the position of the antenna to achieve best coverage 4 After the adjustment of antenna fasten the antenna to avoid impact of external force Pay attention to grounding of the equipment Channel selective Repeater 5 Description of indicators When the equipment is powered up red light will be on indicating that the equipment is in the status of initialization The yellow light will blink in regular intervals to indicate that the system is working normally After a while the red light will be off indicating that initialization is completed and the system is in working status It usually takes 10 seconds when it is under the condition without modem If it is connected to wireless modem it takes one minute to initialize Users can operate the equipment with supplied software after the system has entered normal working condition Green light will blink irregularly indicating that it is working normally 6 Installation of monitoring and control system wireless modem 4 Maintenance It is unnecessary to shut down the equipment without special need once the equipment is put to use Therefore the equipment must be used in ventilated and clean environment avoiding dust from entering the equipment consequently causing damage The equipment can work soundly on the condition of temperature of 5C 55C and humidity of 95 The equipment must be shut down immediately for maintenance once abnormities occur
6. station BBS equipment specifications 4 Requirements for repeater by National Radio Administration Bureau 5 YD T952 1998 Technical Requirements for 900M Repeater Channel selective Repeater 2 Technical specification 2 1 Theory of operation 2 1 1 Block diagram Components of repeater Link Antenna Channel i Donor select Antenna MCU Channel select The equipment consists of duplexers uplink filters downlink filters uplink channel selective amplifying module downlink channel selective module optional Power amplifying module monitoring elements and power elements 2 1 2 Operation Theory of the Equipment The downlink signal received by the donor antenna of the base station shall be sent to a channel selective filter via duplexer to be filtered and to be amplified by the downlink band selective amplifier to a proper level The coverage antenna via a duplexer shall emit the downlink signal Similarly for uplink the signal received by the re transmission antenna shall have its level adjusted to a regulated level by a uplink band selective amplifier after it is filtered The donor antenna will emit it after it is filtered and sent to the duplexer Channel selective Repeater 2 2 Major Technical Performances Item Up Link Down Link Frequency range 890 915MHz 935 960MHz Max Output Power 33 35 37dBm 33 37 40 43 dBm
7. Channel Selective Repeater User Manual Soroush Telecom Corp Data Communication Tell 02122737305 02122736415 Channel selective Repeater 1 General 1 1 Overview In GSM mobile communication system limited by the coverage of base station or by geographic environment the transmission of signals may be influenced in shadow or semi shadow in some areas generally referred to as blind area or semi blind area bringing serious impact on voice quality or even causing failure to normal communication To solve this problem apart from adding more base stations the deployment of mobile communication repeater characterized by quick expansion of coverage and reduction of cost shall be an ideal cost effective choice of high efficiency Wireless transmission repeater of GSM mobile communications is an important tool to expand network coverage enhance network capacity reduce network cost and realize network optimization Wireless transmission repeater of GSM mobile communications is meant to amplify communication signal extend network coverage to improve communication quality by amplifying some weak received signal and expanding the signal coverage and to distribute traffic load in various base stations with efficiency In the course of GSM network optimization wireless transmission repeater of GSM mobile communications offers a wide variety of application and has become an indispensable part of network system In some areas such as satellite
8. N uplink LNA failure Enable LNA2_ON downlink LNA failure Enable GL_ON self active alarm Enable DOOR_ON door open alarm Enable Enable for lt SETUP P2 6 gt UPP_ON DNP_ON TCH_ON DLP_ON Item 2 6 Indicator Enable setting operator can edit through right and shift button when finished edit press return to confirm UPP_ON uplink power overload Indicator enable DNP_ON downlink power overload enable TCH_ON temperature alarm Enable DLP ON downlink input power threshold enable E27 DNSW_ON POWER_ON Item 2 7 Alarm Enable setting operator can edit through right and shift button when finished edit press return to confirm UPSW_ON uplink stationary wave alarm enable DNSW_ON downlink stationary wave alarm enable POWER_ON power modular failure alarm enable lt SETUP P2 8 gt UHPA_0 DHPA 1 UATT_ 00dB DATT_ 00dB UPH 05dBm DPH 36dBm Item 2 8 Alarm Enable setting operator can edit through right and shift button when finished edit press return to confirm UHPA_0 uplink PA enable 0 close 1 open DHPA_1 downlink PA enable 0 close 1 open UATT_00dB setting uplink attenuation ATT 0 31dB DATT_99dB setting downlink attenuation ATT 0 31dB UPH_ 05dBm uplink power upper threshold DPH_ 36dBm downlink power upper threshold lt SETUP P2 9 gt CH1_055 CH2_ 050 CH3_ 000 CH4_ 000 Item 2 9 channel selective
9. ard will show below LOOK Pe AC_220V 1_02 0A UPGP_090dB DNGP_095dB gt Item 1 1 Show status AC_220V current AC power voltage is 220 Volt I_02 0A current AC power current is 2 0 ampere UPGP_090dB current uplink gain is 90 dB DNGP _090dB current downlink gain is 90 dB Press Down keyboard will show below menu lt SETUP PO SETUP gt LOOK VER MENU SETUP setup device parameter LOOK display device parameter VER display device version When cursor on VER press Return button will show software version as below Channel selective Repeater GSM900 VER1 0 Version information GSM900 VER1 0 When cursor on SETUP press Return button will enter setting page and show below When cursor on LOOK press Return button will enter looking page looking page is same with setting page only different is can just look and can nor modify any parameter KEY_ 0000 Password setting operator can edit password through right and shift button when finished edit press return to confirm KEY_0000 password now is 0000 Default factory password is 0000 SETUP P2 1 FAC_ 0000 COM_2 lt VER_2 FIX_41 VER_2 Item 2 1 Parameter setting operator can edit through right and shift button when finished edit press return to confirm VER_2 setting Version FAC_0000 setting
10. d then adjust the uplink and downlink gains according to the field intensity of the signal so that the downlink output shall meet the requirements of coverage Meanwhile adjust corresponding uplink and downlink gains 4 Sealing of joints of feed lines it is suggested that it should be powered up first and test the level to see if it is normal before the sealing of joints of feed line of antenna Clean the joint s inner part before installation of it check and see if the length of cable core and their left or right position are correct and then fix them Check if the joint is fastened before sealing 5 Lightning protections The location of wireless transmission repeater is usually in high buildings or at the top of mountain and is connected to the antenna by feed line Thus it should have reliable lightning protection The lightning protections of wireless transmission repeater include the followings Cases antenna bases and cables must be reliably grounded Inlet power cables must be protected against lightning The lightning protection of antenna 6 Grounding of Equipment Peel off the plastic skin of the feed line with special tools according to the requirements of the process and leave a 6 to 7cm cut Do not Channel selective Repeater hurt the inner ripple copper tube Fasten it with copper braided tape to ensure that it is closely fastened with ripple copper sheet Seal it with tape or clay and fasten the other end firml
11. ered Appendix 1 Power Watt to dBm exchange table DBm watt dBm watt dBm watt dBm watt 0 0 001 16 0 04 31 1 28 46 40 1 0 00125 17 0 048 32 1 6 47 51 2 3 0 002 18 0 064 33 2 48 64 4 0 0025 19 0 08 34 2 56 49 80 5 0 003 20 0 1 35 3 2 50 100 Channel selective Repeater 6 0 004 21 0 128 36 4 51 128 7 0 005 22 0 16 37 5 12 52 160 8 0 006 23 0 2 38 6 4 53 200 9 0 008 24 0 256 39 8 54 256 10 0 01 25 0 32 40 10 55 320 11 0 012 26 0 4 41 12 8 56 400 12 0 016 27 0 512 42 16 57 512 13 0 02 28 0 64 43 20 58 640 14 0 024 29 0 8 44 25 6 59 800 15 0 032 30 1 45 32 60 1000 dBm 10logmW Channel ID define Channel ID scope 1 to 125 Step between two channel is 200K Hz Uplink channel define Channel N 890 000HZ N 0 2 M Hz s Downlink channel define Channel M 935 000HZ M 0 2 M Hz example Channel 1 uplink is 890 1 0 2 890 2 MHz Channel 55 uplink is 890 55 0 2 901 MHz Channel 125 uplink is 890 125 0 2 915 MHz Channel 1 downlink is 935 1 0 2 935 2 MHz Channel 65 downlink is 935 65 0 2 948 MHz Channel 125 downlink is 935 125 0 2 960 000MHz
12. hed edit press return to confirm KEY_0000 setting pass word Default factory pass word 0000 lt SETUP KEY _ 0000 P2 12 gt 3 3 Preparations before Installation of the Equipment Following jobs should be done before installation of equipment Site reconnaissance and test of electromagnetic environment Selection of plan for coverage determination of construction plan The site reconnaissance and test of electromagnetic environment shall be basis for design and installation of the constructions The contents include the position of the donor antenna and its field intensity areas under coverage and landform determination of the fixing position of the antenna and plan for cable laying and the design and installation of grounding system 1 Installation of antenna 1 Donor antenna must be carefully adjusted so that it will face the base station in an exact way 2 Coverage antenna must keep a proper isolation degree with Channel selective Repeater donor antenna while its coverage must be ensured For isolation degree the greater the better 2 Selection of band Set to corresponding frequencies by using the monitoring and control software of the repeater 3 Field intensity test and level adjustment Level adjustment is important in the opening of wireless transmission repeater construction especially for downlink passage First test field intensity of the signal of the base by donor antenna an
13. odify the parameters of all the modules of repeaters and easily collect equipment information With wireless digital transmission and remote monitoring system operator can monitor and maintenance for network more easily Equipped with perfect network management system NMS and friendly operation interface provide highly reliable operation and failure treatment capability With Hwatel NMS software technicians can control repeaters in the monitoring center or optimize parameters and upgrade software according to the actual situation of network It will Channel selective Repeater facilitate the monitoring of wireless transmission repeater of mobile communications When monitoring center has not been established technicians can monitor set modify the parameters of all the modules of repeaters and easily collect equipment warning information via local PC Once the repeater fails monitoring system can immediately send warning information to designated mobile phone or cable phones at will When a monitoring center has been established technicians can control repeaters by OMT software in the monitoring center or optimize parameters and upgrade software according to the actual situation of network It will facilitate the monitoring of wireless transmission repeater of mobile communications 1 4 Technical standard 1 GSM 05 05 Wireless transmission and reception 2 GSM 03 30 Wireless network planning 3 GSM 11 20 GSM base
14. ranged so that the resources of networks will be used to their maximum The application of repeater shall attract more traffic load with its short cycles immediate returned profits easy installation and savings of network resources and expand the network coverage with low cost to make up for the insufficient coverage of system base station It is a good solution to optimize network with wireless transmission repeater in networks Channel selective Repeater 1 2 Scope of Application of the Equipment Applicable to airport stations highway railway lines subway light rail tourist areas large scale industry and mining enterprises satellite cities of large cities remote residential areas countryside and blind areas and shadow areas of GSM mobile communications GX repeater of GSM mobile communications mainly serves the operators of GSM900MHz mobile communication 1 3 1 2 3 4 5 6 7 8 Features Use filter with high selectivity and low insertion loss and multi grade filter technology to enhance the isolation between uplink and downlink No interference to the base station and other radio equipments with low noise for the system proper linearity and high power Ensure normal working of the repeater under tough environment with automatic level control ALC function Modularized design facilitates assembly and maintenance With local LCD or local PC technicians can monitor set m
15. setting operator can edit through right and shift button when finished edit press return to confirm CH1_050 1 work channel ID setting scope 1 125 reference to appendix CH2_055 2 work channel ID setting scope 1 125 reference to appendix CH3_060 No use for 2 channel selective CH4_065 No use for 2 channel selective Channel selective Repeater lt SETUP CHS_ 000 CH7_ 000 P2 10 gt CH6_ 000 CH8_ 000 Item 2 10 Work channel setting operator can edit through right and shift button when finished edit press return to confirm CH5_000 No use for 2 channel selective CH6_000 No use for 2 channel selective CH7_000 No use for 2 channel selective CH8_000 No use for 2 channel selective lt SETUP UPALC_00dB DNALC 00dB ATTU_ 00dB UGP_090dB P2 11 gt ATTD_ 00dB DGP_095dB Item 2 11 parameter setting operator can edit through right and shift button when finished edit press return to confirm UPALC_00dB uplink ALC value no use for ABS DNALC_00dB downlink ALC value no use for ABS ATTU_00dB setting uplink attenuation 0 31dB no use for ABS ATTD_00dB setting downlink attenuation 0 31dB no use for ABS UGP_90dB setting uplink MAX gain DGP_95dB setting downlink MAX gain Item 2 12 password setting operator can edit through right and shift button when finis
16. such as noise from module increases or odor appears Check if the antenna fails to receive signals due to the change of angle when the signals cannot be received or received poorly while the equipment is found to work with normality Adjust antenna and re fix it when it is found with changed angle When the equipments are working normally do not touch the joints between equipment if not necessary so as to prevent joints from getting loosened or improperly contacted When the equipment fails user must turn it off and notify our company It is not allowed to take apart the joints between the equipment or to turn on the equipment to avoid Channel selective Repeater accident 5 Cautions The products of our company have been tested and aged before delivery so as to ensure quality The products are sealed upon delivery and no units or individuals are allowed to unseal them without the authorization of our company Our company shall not be liable for any consequences caused due to the unauthorized start of the product Check all the attached accessories by packing list upon reception of the equipment of our company Contact the supplier in time for any shortage Our company owns the property right of our products which is protected by State law No units or individuals are allowed to copy them Our company shall investigate any of these actions for their legal responsibilities and reserves the right to claim for economic losses duly suff
17. y to ground Fixing screws or nuts must receive anti rust treatment 3 4 Installation and Opening of Equipment Open the package and check the merchandise according to packing list Consult with construction units and determine the position and height of the antenna pole ways of feed line laying and fixing position for installation of the equipment and burying of 220V power and ground cables according to the position for installation determined in the report and field intensity tested on site Then install and debug in accordance with the following steps 1 Before installation of the equipment set up the donor antenna in the selected position for donor antenna check if the signal received by donor antenna and the signal amplitude agree with design plan Adjust the direction and angle of the antenna to achieve a maximum value of amplitude of the signal from base station Then fix the donor antenna 2 Determine the brief direction of the coverage antenna according to the plan and install the antenna The way of polarization is usually vertical The gains of vertical polarization is superior to 2 3dB however the vertical polarization has a small angle and is too much exposed so the antenna must be fixed In addition the way of installation of the dipole antenna and reflector under various polarizations shall be determined in accordance with installation instructions for the antenna 3 After fixing of the equipment open it and test the mobile
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