User Manual
Contents
1. We Improve Your Mobile Sign o 1 B Fr B o 7 Repeater User Manual 1 Safety Warnings 2 Why repeater 2 1 Reason 3 Introduction 4 System Characteristics 4 1 Features 4 2 Appearance of 0530 37 55 repeaters 5 Block diagram and work principle 6 The repeater system 7 0530 37 55 Main technical specification 7 1 Requirements for adapters 8 Installation 8 1 8 2 8 3 8 4 8 5 8 6 8 8 7 1 Position selection Power requirement Installation tools and accessories Chassis installation Repeater s ports description Accessories selection Repeater Settings Switch on power 8 7 2 Parameters setting 8 7 3 Repeater Commissioning 8 8 System Test 8 8 1 Check whether the coverage is good 8 8 2 Preface This users manual describes the installation 0530 37 55 Repeater can communicate Power ON status commissioning and maintenance of repeaters Please do read the user manual carefully before installing and maintaining DS30 37 5S repeaters The information in this manual is subject to change without prior notice Opinions are welcomed about the manual improvement O N N UO OAH HR Q QT Repeater User Manual 1 Safety Warnings Users must follow the below principles Repeater should follow system requirement of communication equipment a2. server antenna in different floors y Use some obstacles Such as wall 2 The repeater s power is on but the phone is not connected into the network and still can not communicate y Reason 1 There are loose or wrong connections in the repeater system lt Solution Please try to fasten the connections between the different parts of the system y Reason 2 The signals received by donor antenna of other operators nearby are too strong For example the other operators signals are 10 dB stronger than the needed signals Solution 1 Change the direction of donor antenna or its installation position so that the gap of signal strength between operators is reduced lt Solution 2 Use barriers like buildings to block signals of other operators sil gs TTT TTTTT acc UTTTTIIIIIIIILII LEER RE REET ELE ES TTIRIIILIIIIIII 200000 00 0000000006 0200000 000006006606 20000 00000000 SCRE COCOS 6666666 en b e d eu eu eu LES RL ELE SE 666666666666 666 e 960509 E E E 83860606 Address 6210 N Belt Line Rd Ste 110 Irving TX 75063 Phone 972 870 5666
3. screw M3 30 Standard accessories reciprocating drill Engineering owned punch Repeater User Manual o po Engineering owned nch 5 Shot bit M3 1 ge the wall 8 4 Chassis installation a Installation on the wall Installation dimension Installation block diagram Installation procedure 1 According to 300 460mm back shelf installation position drill 4 M8 holes on the wall assembly 4 pieces expansion screws 10 Repeater User Manual 2 Put the rack onto the 4 expansion screws to fix it on the wall with nuts 3 The repeater hang along the bayonet on mounting bracket then install two hex screws through the holes from mounting bracket and fixing nut rod of host tightening screws and fix the host onto the mounting bracket 4 Ensure the firm and correct installation b Mast installation Rod diameter 3 5 6 inch Modify the rack according to The following chart my Ros crs 1 S MZ a T ou Tra Fasten the rack tightly to the vertical rod Installation procedure 1 Tighten the clamp with bolt on the mast or pole 2 Fix the bracket on the clamp with 6 pcs expansion M8x80 screws 3 he repeater hang along the bayonet on mounting bracket then install two hex screws through the holes from mounting bracket and fixing nut rod of host tightening screws and fix site Repeater User Manual the host onto the mounting bracke
4. e status can only maintain 5 seconds with auto shut off function Please check the troubleshooting or FAQ to get solutions A little bit stronger input signals or slight self oscillation have occurred Solution Please adjust antennas or slowly add the loss by MGC till the indicator turning to green Stop immediately when the color changes which can provide the best coverage Booster breaks down or severe self oscillation leads to auto mute Please re plug in and check if alarm LED turns red if it is please take same measures like above if it maintains off which means the power breaks down zii Repeater User Manual 8 7 2 Parameters setting 2019 01 20 See bli iake Dan aer Dada ge THN OF Hai Pusat Alarm Siaka fet Pann Cadre Tapsee TIE Leu mud i3 IM Vies Pun Lada Lit a d Parameters setting refer to OMT in detail 8 7 3 Repeater Commissioning The curve about device working status P Output Power Critical stable A gt Pinput VATT lt gt lt gt Green LED Orange LED Red LED linear Stable work Equipment Output power input signal and their Repeater User Man
5. ex mobile communications repeater from Huaptec is the perfect solution for providing a wireless improvement in the cellular reception of large building like shopping mall commercial office in the quickest time possible One repeater covers 40000 to 80000 square feet It is designed to improve the call quality of an area by receiving amplifying and re transmitting signals of the base station into a specified area via the server antenna of the repeater This repeater has Manual Gain Control MGC feature that enables engineers to reduce the gain of the repeater manually if oscillation is detected or too strong input power level during installation this will help to get the best coverage effect without any interference back to mobile network And to maintain safe and specific output signal levels during the repeater s operation this repeater has a built in signal oscillation detection circuit to adjust the gain automatically so as to avoid interference to the cellular network also it gets color changing LED s indicate its environmental status the Alarm LED s located on the front of the unit Alarm Low amp Alarm High will change color from green to orange or red depending on the input power level if the system detects signal oscillation in either band or if the input signal is beyond a safe limit Below diagram shows how simple and fast DS30 37 5S repeater system is installed and works effectively One donor antenna has been installed at t
6. ge of special areas Test coverage 1 Mobility Service antenna Check the signal 2 increase the number of service strength is fit antenna 3 reduce the attenuation values 4 increase the output power 1 Mobility Service antenna 2 increase the number of service antenna 3 reduce the attenuation values Check call quality 4 increase the output power Completion di s Repeater User Manual u Remark lt Reduce the attenuation values at the same time must ensure the Isolation Increase the output power recommended ways adjust the donor antenna increased input signal strength 8 8 2 Repeater can not communicate in Power ON status The power 1 on but there is signal fluctuation 1 The power is on but it has a signal fluctuation or a flash signal The phone call can not achieve It shall be caused by the insufficient isolation between donor antenna and server antenna Please take below measures y Firstly check whether the alarm LED becomes red The red light shows the insufficient isolation y Secondly adjust the antenna directions or locations or enlarge the distance between them y Thirdly reduce the repeater s gain by ATT DIP if the above methods don t work The best minimum distance between donor antenna and serve antenna should be more than 10 meters The following measures can also be tried y Use the roof of the building to enlarge the isolation Please try to place the donor antenna and
7. geted output power linearity of which decides the linearity of the repeater Power supply is to supply power electricity to all repeaters modules 6 Repeater User Manual 6 The repeater system Donor ant Server ant Coaxial cable Repeater AC Power Coaxial cable Lightning arrester Lightning arrester Jumper Cables Donor Antenna y Parabolic antenna is recommended as donor antenna Function Pick up donor signals from the BTS and send to the repeater by cable the received signals power level and quality influence a lot on the coverage effect Donor antenna also transmits the uplink signals from the repeater to BTS Cables LMR 300 or 400 5D or 8D FB coax cables are recommended Server Antenna 10 12dBi outdoor panel are recommended Power Box including electricity meter air switch and groundings some sites might need surge arrestors 7 DS30 37 5S Main technical specification CELL 824 849MHz 869 894MHz 1850 1910MHz 1930 1990MHz Frequency 1710 1755MHz 2110 2155MHz Range LTE A B 704 716 MHz 734 746 MHz LTE C 7 6 78 MHz 746 757 MHz DS30 f5dB 80dB DS33 Repeater User Manual DS30 20dBm 30dBm V V DS33 20dBm 33dBm V C 0 37 3 dBm MGC Step Attenuation Automatic Level Control Typ lt as per sub band 5 AWS lt 2dB 3 84MHz Noise Figure Typical i VSWR TypicalS 2 G
8. he top of the roof or the tower to pick up good mobile signals from outside and send through a 5D FB cable to a DS30 37 5S repeater to be amplified significantly then the output signals are transmitted to the server antenna through cables after amplifying then transmitted into the coverage area Very clear phone call or high speed mobile data services are immediately affected within the area Donor ant Server ant Base station coverage area Repeater coverage Repeater User Manual 4 System Characteristics 4 1 Features Support quint systems Has MGC and AGC function Uplink noise suppression function Excellent out of band rejection Module structure good reliability and easy maintenance With Local and Remote monitor function Good heat dissipation for longevity Wide power supply range and low power consumption High integration One board to contain low noise amplifier frequency selection module power amplifier module both uplink and downlink one for all Manual gain control provides a variety of applications gt 50000 low failure rate 42 Appearance of DS30 37 5S repeaters afi n acm Lia Figure 1 the front view colors may differ from real products 5 Block diagram and work principle DS30 37 5S is basically a bi directional amplifier the downlink signals are received by the repeater from BTS by the d
9. llation or not if the Orange turns to be Orange it is self oscillation if it stays as Orange it is not self oscillation Uplink gain setting Standard uplink attenuation values downlink attenuation values Remark Keep in mind that you do not want to have more than a 5dB difference between the uplink and downlink values for optimum system performance and it is better to keep the same attenuation value of Uplink with that of Downlink 8 8 System Test 8 8 1 Check whether the coverage is good 1 Have atest with mobile phone or data card engineering mobile phone 1 preferred If the signals in Repeater User Manual most areas have not been improved please check below again The weak input signal leads to the low output power Change the direction of donor antenna or Its installation position or replace donor antenna with higher gain to increase input signal power level u Check whether it is necessary to add more server antennas due to barriers whether the repeater s Power is enough please install more server antennas or change with a repeater with higher power level 2 If the signals in small part of the areas have not been improved please check below u Check whether the service antenna is installed correctly or not you may try to move the antenna location to improve coverage u Check if it is necessary to use a directional antenna Check whether it is necessary to add one or more antenna to enhance the covera
10. onor antenna filtered by its internal duplexers and FC unit amplified by low noise amplifier LNA and downlink PA unit and then sent via the server antenna to the coverage area The bandwidth is operators 5 Repeater User Manual working frequency only The uplink signal of mobile terminal from the coverage area is input via the server antenna then filtered by duplexers and FC unit amplified by the uplink low noise amplifier LNA and the uplink PA unit and finally sent via the donor antenna to the BTS System 1 Module pod 18 jue 10400 Hod SiN 108 amas ol guises modem Control unit Ethernet Port Modules in the system diagram Combiner The main purpose of combiner is to combine quint system to share the same antennas Duplexer The main purpose of duplexer is to combine downlink and uplink to share the same antennas the duplexer is composted of one pair of band pass filter that can not only reject the spurious interference but also increase the isolation of Uplink and Downlink LNA LNA is the first active sub system of the repeater of which low noise and high linearity is requested under strong input signals LNA is the major sub system that determines the noise figure of the repeater system FPGA Field Programmable Gate Array to process the digital signal transferred from analog signal PA The power amplifier sub system helps the repeater to reach its tar
11. roup Delay lt 8us Frequency stability lt 0 01 Mechanical Specifications Standard Port N Female Impedance 50 ohm Operating Temperature 25 C0 4 55 C Environment Conditions IP40 Dimensions 19 9 8 4 6inch 483 250 116mm Weight lt 22lbs 10KG Power Supply Input AC90 264V 7 1 Requirements for adapters value 8 Repeater User Manual AN Input Voltage Range 220 V 264 V Total Power Consumption 8 Installation DS37T wireless repeater is applied to source for indoor distribution system and outdoor areas coverage air humidity and temperature may affect the reliability of repeater So the installation should take full account of temperature humidity dust interference power space requirements 8 1 Position selection The place should not be reached by irrelevant people easily should be convenient for power supply and cabling Avoid heat source and moist environment You can install it at the draught space hang on the wall or mast vertically in order to assure good heat distribution The upper should keep away from the wall more than 50cm and the under should be over 100cm away from the wall during hanging on the wall 8 2 Power requirement Generally it is AC power supply and the requirement of AC is 90 264VAC 50 5Hz 8 3 Installation tools and accessories Specificati Quantity on Plastic 1 5 24 Standard accessories Expansion Bolt Tapping
12. ssure good groundings and lightning protection The power supply voltage of repeater should meet the standards of security requirement any operation shall be carried out only after cutting off power in advance Only the professional is authorized for the operation 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 pb Do not open the repeater touch the module of repeater or to open the cover of module to touch the electronic component the components will be damaged due to electrostatic b Please keep away from heating equipment because the repeater will dissipate heat during operation And do not cover booster with anything that influences heat dissipation 2 Whyrepeater 2 1 1 Blind or weak signal areas are formed if the buildings are too far away from BTS or the buildings themselves shield or absorb the signals 2 here are too many complicated signals in the higher part of the buildings therefore ping pong switching effect has been formed and the signals fluctuate a lot there are annoying noises during phone calls and there are dropped phone calls accordingly 3 Elevators and basements are well known blind areas NT Repeater User Manual 4 Downtown areas of the cities congested with many high rise buildings are usually the weak or blind areas 3 Introduction DS30 37 5S full dupl
13. t 4 Ensure the firm and correct installation 8 5 Repeater s ports description 1 port connected with the BTS sector by cable 2 5 port connected with server antenna directly or by cable 3 ACIN connected with power supply 8 6 Accessories selection Please pay attention to the two points of frequency and impedance during the selection of the accessories All accessories shall support the repeater s frequencies from feeder line antenna and splitter to combiners etc For example the repeater s frequency is GSM900 so all the accessories must support the GSM900 frequency And the repeater s impedance is 50ohm so the accessories shall all be 50ohm use any other impedance of coax will put an extra load on your repeater shorten its life span and decrease the system performance 8 Repeater Settings Please check very carefully all cable connections are correct and firm before running operation test and then carry out following tests ze Repeater User Manual 8 7 1 Switch on power After power is on check firstly the alarm and power LED Status and definition of POWER indicators Status and Definition of ALARM indicators is working in linearity Warning Input signals may be not enough so please check on coverage effect do not do anything if it is good otherwise please check the donor antenna position There are strong input signals or severe self oscillation Th
14. ual Power Output Power Pinput Power Input Power Varr Attenuation value of attenuator Pinout Power Varr Input Power Attenuation value of attenuator Pmax Rate output power Setting of edge point Switch on the power supply after connection with donor antenna and server antenna and observe ALARM LED n If it shines orange use 1dB as step to reduce the gain until green turns on then increase the gain 1 attenuation value until orange starts to turn on then brings back 1 2 till green is on then fix the gain and the repeater s downlink output power reaches the perfect status n If it shines green then u check whether the attenuation value has been set if it is use 1dB as step to increase gain until the orange turns on then brings back 1 2 till green is on again then the repeater s downlink output power reaches the perfect status u Butif attenuation is not set it indicates that the input power is not enough lt hen please check coverage effect first if the coverage effect is good the engineering has reached expecting target IA But if the coverage effect is not good the donor antenna should be adjusted to get a stronger signal until orange intends to turn on or the effect reaches the target At this stage please make sure Orange color is not generated by self oscillation Please take off the server antenna to test if it is self osci
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