User Manual of W20-GSM indoor single band selective
Contents
1. Orange stable amplification performance Overloading Green Linear Page 11 ON A User Manual of W20 GSM Indoor single band selective repeaters Picture 5 1 Curve of output power input signal and attenuation value Poutput Powe Output power Pinput Power input power attenuation vale Pinput Power Varr input power attenuation value Pmax output power rating Downlink gain setting As for the downlink working performance orange is a good working point At this time downlink output power and coverage effect are stable But from another point of view we hope the equipment is as far as possible away from overloading status of red thus the equipment would hold higher interference depression ability So we try our best to set the equipment near edge point when engineering Setting of edge point Switch on the power supply after connection with donor antenna and coverage antenna and observe ALARM indicator m f it shines orange use 1dB as stepping to increase attenuator until green turns on then decrease 1 3dB attenuation value until orange turns on The setting of downlink gain can reach the perfect status m If it shines green then To check whether the attenuation value has been set if it is use 1dB as stepping to decrease attenuation until the orange turns on then the downlink gain can reach the perfect status But if atte2. gt 3 Do not dismantle machine maintain or displace accessories by yourself because in this way the equipment may be damaged or even get an electric shock gt 4 Do not open the repeater touch the module of repeater even not to open the cover of module to touch the electronic component the components will be damaged due to electrostatic gt 5 Please keep away from heating equipment because the repeater will dissipate heat when working And do not cover repeater with anything that influences heat dissipation Confidential Page 2 N User Manual of W20 GSM Indoor single band selective repeaters Chapter 2 Summary In mobile communication it is inevitable that macro cell coverage cannot cover weak or dead zones to use repeater is a good choice in these areas Single band selective repeaters mainly applied in covering small blind and weak zones Indoor single band selective repeater W20 GSM is a good choice for VIP rooms offices houses restaurants apartments packing etc Application Repeater Splitter U Sever artenna Picture 2 1 Application Indoor single band selective repeater W20 GSM enhances consumer satisfaction greatly with its integrated design compact size easy engineering and rapid installation and debugging Indoor single band selective repeater W20 GSM is made with the characteristics of industrial aesthetic design and thus can be installed in high
3. NS Amplite User Manual of W20 GSM indoor single band selective repeaters Amplitec Corporation 7 User Manual of W20 GSM Indoor single band selective repeaters CATALOGUE CHAPTER 1 SAFETY 2 CHAPTER 2 SUMMARY iiiisssinuisn nixa nue tOniu UU DIUINUM ERE UUUR UE NRI UU DAR ananasai 3 CHAPTER 3 SPECS AND FEATURES inixin pt URDn E xRNR LUKE ANS NUNIE EUN DU RNU NUR MUNERE 4 EIU C HM 4 3 2 4 3 3 ELECTRICAL SPECIFICATION aucun tendon CREE kaunta sesapa iedo aanas 4 3 4 MECHANICAL SPECIFICATION ui coi intu dba rbi diia dirt us dis GE eK FR MARS ER RN 4 3 5 APPEARANCE DIAGRAM z ioinccirersisirhtke adc laa PEU EUR KU Ia add 6 D 6 CHAPTER 4 INSTALLATION is 7 4 1 INSTALLATION REQUIREMENTS din tup cd ctor LR RU Dni NN UC AREA 7 4 2 WSTALLATION eM M 7 CONNECTION M
4. class places as a decoration SAW filter technology enables it to amplify only the targeted operator s signals and reject all the others effectively it is therefore an optimal solution for coverage extension Confidential Page 3 S A User Manual of W20 GSM Indoor single band selective repeaters Chapter 3 Specs and features 3 1 Features Adjustable range of 31dB at 1dB per step Advanced digital controlled frequency selection to ensure high out of band rejection Highly stable power design to work normally even in very tough power environments ALC technology to maintain stabile signal in coverage areas 3 2 System diagram Block Diagram DOWN LINK gt LNA Mixer IFSAW Mixer Drive PA PLA am et To sever ant Duplexer Duplexer ae MS Port L O IFSAW Mixer LNA From Donor ant BTS Port LED Monitor Attenuator amp switch Drive Mixer PA 4 LINK DC IN lt lt AC IN POWER SUPPLY 3 3 Specification Electrical Specification Uplink Downlink Frequency Range 890 1 901 1 MHz 935 1 946 1 MHz Confidential Page 4 X Amplite User Manual of W20 GSM Indoor single band selective repeaters Max Gain 65dB 70dB Band width 11MHz Gain Adjust Range 31dB in s
5. d whether every port is stable After affirmation please go along the followings 5 1 Power supply connection After power supply connection check ALARM and POWER indicators first Status and definition of POWER indicators efinitior Green Normal Off DC power problem Status and definition of ALARM indicators Confidential Page 10 X Amplite User Manual of W20 GSM Indoor single band selective repeaters Meaning working in linearity Green attention Input signals may be not enough Meaning overloading or self oscillation strong input signals Red Attention cut the connection of equipment and service antenna then connect the Output Port to load if the red light changes to green or orange which means the isolation of donor antenna and service antenna is not enough then please adjust the isolation If the red light still turning on that means over accepting of donor antenna or strong interference then please adjust the place of donor antenna Meaning it is working in linearity Orange Notice Please adjust MGC to increase the attenuation value till you find the edge point and let the repeater work at this point Off Repeater break down 5 2 Performance Setting Curve chart of equipment working condition Confidential A Poutput Power Edge Point Py a gt Pinput Power V 4 gt gt Red
6. es 9 4 4 SYSTEM INSPECTION hin dea ensis Fas one EUG a Pena A Ra i Bened nca oda c EE DRM EE 10 CHAPTER 5 REPEATER SETTING sisecssesiisensenisavisinisinnsoenisranentnanatantensnsnnsseeniantnannsinwiiies 10 5 1 POWER SUPPLY CONNECTION ficerssissucaasessushssdansnns ciiscbessivstessssdusstitscavacactieritaseesanssshciesidedtesascash ns 10 5 2 PERFORMANCE SETTING is sssisassscssstesnsntesnasssassrasnsessaiacastharathancesnaacenenshstedtantnreasnasestasientaanasiedaarheneas 11 CHAPTER 6 ENGINEERING MAINTENANCE nein nennen 13 6 1 OPERATION AND MAINTENANCE inici coro onda eR CE 13 6 2 EMERGENCY DEALING puki dicte FEES URL Drei d ETE LAE LE Prid NM Ou GE 13 6 3 MAINTAINING DIRECTIONS 2 do colo Cava RARE GUAE TRUM LR MR 14 Confidential Page 1 N A User Manual of W20 GSM Indoor single band selective repeaters Chapter 1 Safety Warnning Users must follow the below principles Repeater should follow system requirement of communication equipment assure good groundings and lightning protection The power supply voltage of repeater should meet the standards of security requirement any repeater operator can operate only after cutting power in advance Only the professional can operate electrified
7. moisture and temperature may influence its reliability So such factors as the temperature air moisture dustproof current source and space requirement etc shall be fully considered during installation W Position selection gt Install in the place that is not easy to be reached by irrelevant people gt Install at the place that is convenient for power supply and cabling gt Avoid heat source and moist environment gt Install at drought space hang on wall vertically in order to assure good heat distribution B Power supply requirement AC power supply of 160 264V 50 60Hz B Installation tools and accessories Serie specification Quantity Remarks 1 Expanding plug M7 4 Accessories 2 Tapping screw M6 40 4 Accessories 3 Spinner 4 Waterproof tape 5 Ruler 1 measurement and installation of hole 6 Percussion drill 1 drilling on wall 4 2 Installation Confidential Page 7 ZZ User Manual of W20 GSM Indoor single band selective repeaters Amplite Picture 4 1 Installation diagram Picture 4 2 Hole positions Page 8 Confidential User Manual of W20 GSM Indoor single band selective repeaters Installation Steps A Use percussion drill to make four holes on the wall according to above hole diagram B Fill the holes with expanding plug C Put the tapping screw through the holes and fit tightly with the expanding plug and fa
8. nuation is not set it indicates that the input power is not enough Then please check coverage effect first if the coverage effect is good the engineering has reached expecting target But if the coverage effect is not so good the donor antenna should be adjusted until orange turns on or the effect reaches the target Confidential Page 12 ON A User Manual of W20 GSM Indoor single band selective repeaters Uplink gain setting Uplink gain is set based on downlink gain Standards uplink attenuation value downlink attenuation value Chapter 6 Engineering Maintenance 6 1 Operation and maintenance Equipment Disassembly Close the outside air switch Plug off the power supply Cleaning Close the outside air switch Plug off the power supply Do not use liquid materials to clean the equipment to avoid short circuit Please use dry dishclout Grounding Using grounded power plug three pin plug Power supply Please make sure the voltage and frequency comply with the repeater requirement Component replacement Please do not maintain or replace components by yourself otherwise may get an electric shock Only the authorized professional can maintain and replace the components Waterproof and moist proof Please do not turn on or off the booster in moist environment when its door is opened 6 2 Emergency dealing Switch off is recommended during following situations The power supply is no
9. sten the repeater onto the wall D Make sure that the installation is firm and correct 4 3 Connection Connection of RF cable Input Port donor antenna cable is connected with BS Port Output Port service antenna cable is connected with Output Port Grounding Please connect one end of copper wire with the intersection size of 16mm2 with the grounding screw and the other end with the grounding system of the building It is requested that the grounding impedance shall be less than 100hm B Power supply connection Installation of air switch is recommended for the convenience of power supply switch off Please use three pin plug to assure good grounding Please use the grounding screw nut washer to connect the grounding wire and repeater shell Lightening Arrestor can be installed if necessary Confidential Page 9 7 User Manual of W20 GSM Indoor single band selective repeaters To repeater external power supply switch Grounding Picture 4 3 Power supply connection 4 4 System inspection The followings should be checked after installation Grounding lt 100 Antenna socket cable are well grounded Power supply lightening protection Building lightening protection Antenna lightning Protection Chapter 5 Repeater setting Please check whether the connection of RF cable is correct donor antenna connected to Input Port service antenna connected to Output Port an
10. t normal Confidential Page 13 ON A User Manual of W20 GSM Indoor single band selective repeaters Liquid flows into the equipment Working conditions is not normal overheating abnormal smelling abnormal sundries Closet damage Performance decreasement Near to fire Flooding 6 3 Maintaining directions Please check the booster step by step according to below processes to find out the problem with the repeater Abnormal performance LED check Abnormal Improve the power supply system Abnormal Power supply Feeder system inspection Normal Isolation inspection Strong interference near donor antenna Improve the feede inspection system Contact repeater supplier Confidential Page 14
11. tep of 1dB Automatic Level Control 20dB Ripple in Band P P lt 3dB Output Power gt 15dBm 2 20 Input Power Without Damage 0dBm 400 KHz 50dB Out of Band Gain AUS 1MHz 35dB 5 MHz 25dB Intermodulation 9KHz 1 GHz 36dBm Products 1GHz 12 75GHz lt 30dBm Spurious Emission ILE I ee 1GHz 12 75GHz 30dBm Noise Figure 6dB VSWR 2dB Time Delay 5us MTBF gt 50000hours Power Supply AC160 264V 50 60Hz Impedance 50 ohm Mechanical Specification Port N Female Dimensions D x WxH 268 225 58mm Weight 3 5Kg Installation Type Wall Installation Environment Conditions IP40 Environmental Specifications Humidity lt 90 Operating Temperature 10 55 LED Indication Power LED DC ON OFF ALC 1 5dB orange ALC 20 25dB red Confidential Page 5 S User Manual of W20 GSM Indoor single band selective repeaters 3 4 Appearance Diagram 3 5 Ports Grounding Connection of Donor antenna Downlink Alarm Indicator D Power Indicator Attenuator of GSM WCDMA UL DL F Uplink Alarm Indicator G Connection of Sever antenna A B C DEF G H 1 Power Switch I Connection of DC Power Supply Confidential Page 6 S A User Manual of W20 GSM Indoor single band selective repeaters Chapter 4 Installation 4 1 Installation requirements Indoor single band selective repeaters W20 GSM are mainly applied as indoor coverage system the changes of air
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