User's Manual
Contents
1. antenna to increase input signal power level gt Check whether it is necessary to add more server antennas since barriers block the signal penetration also check whether the repeater s power is enough please install more server antennas or replace with a repeater of higher power level 2 Ifthe signals in small part of the areas have not been improved please check below Check whether the service antenna is installed correctly or not you may try to move the antenna location to improve coverage gt Check if it is necessary to adjust the direction of the sever antenna gt Check whether it is necessary to add one or more antenna to enhance the coverage of special areas gt Remark lt Reduce the attenuation values at the same time must ensure the isolation lt Increase the output power recommended ways adjust the donor antenna direction location or replace with higher gain antenna to increase input signal strength Www microdata fi support microdata fi 09 42474900 GAINER GSM WCDMA GSM WCDMA repeater User s Manual 1 0 8 2 Repeater cannot communicate in Power ON status 1 The power is on but it has a signal fluctuation or a flash signal The phone call cannot be achieved It shall be caused by the insufficient isolation between donor antenna and serve antenna Please take below measures Firstly check whether the alarm LED is orange The orange light shows the insufficient isolation Secondly adjust the an2. 1 GAINER GSM WCDMA GSM WCDMA repeater User s Manual 1 0 Gainer repeater User s Manual Safety Warnings Users must follow below principles 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 and you may even get an electric shock Do not open the repeater touch the module of repeater or open the cover of module to touch the electronic component The components will be damaged due to electrostatic Please keep away from heating equipment because the repeater will dissipate heat during working And do not cover booster with anything that influences heat dissipation Installation Location Requirement It is appreciated that the repeater is installed in a cool dry and ventilated room without erosive gas and smoke and without leakage on its proof Or a cool and ventilated wall of which sun proof and waterproof is expected Installation height should be easy for RF cable wiring heat dissipation security and maintenance Have a set of independent and stable power supply Have lightning conductor in the building tower or high pole with enough strength or stability Power requirement Generally it is AC power supply and the requirement of AC is 90
3. 264VAC 50 5Hz 4 Installation tools and accessory Plastic Expansion Bolt Standard accessories Tapping screw M6 50 Standard accessories reciprocating drill a a Engineering owned punch the wall Shot bit Engineering owned punch the wall Installation of donor antenna Please select the top of building to install the donor antenna if total floors are less than 7 floors and shall try your best to select places like balcony or platform lower than 7th floor for donor antenna if the buildings are over 7 floors because the mobile signals are clean at less than 7th floor The mobile phone shall display full bar signals in location where the donor antenna is installed The phone calls or data transmission shall be smooth and stable by 3 times testing in location where the donor antenna is to be installed The donor antenna shall point to the direction of the tower and it would be much better to keep line of sight Www microdata fi support microdata fi 09 42474900 GAINER GSM WCDMA GSM WCDMA repeater User s Manual 1 0 5 Repeater Installation 6 1 Installation Steps 10dBm 30dBm shall be installed in indoor areas only 1 Connect the power supply and the cables properly to the repeater ports 2 Check again to make sure the repeater is installed firmly and repeater alarm LED must stay green 6 2 Repeater s ports description 1 Outdoor port connected with the donor antenna by cable 2 Indoor port connected with server an
4. r or server antennas to enlarge the distance Solution 2 Use barriers like buildings to increase isolation lt Solution 3 Reduce the repeater gain by DIP switch VVVV Www microdata fi support microdata fi 09 42474900
5. s off it means the power break down Www microdata fi support microdata fi 09 42474900 GAINER GSM WCDMA GSM WCDMA repeater User s Manual 1 0 6 Manual Gain Control MGC Switches 1 5 represent Downlink and 6 10 represent Uplink When it is necessary to adjust the gain by DIP switch firstly please adjust Downlink gain according to input signals secondly please adjust Uplink gain according to Downlink gain The DIP Switches have default OFF status please push relevant switches to ON position if certain attenuation value needs to be achieved DIP switch downlink attenuation setting 5_ Att 5_ Att 1a ON off off off off A208 off off ON ON off 23aB ON TON TON off ON 24dBl of aB ON off off ON TON 27d ON ON off ON On 17aB ON off of off ON 28aBl off off ON ONTON 18a off ON off off ON zeae ON off ON ON ON 1948 ON ON off off ON soa off ON ON ON ON 20dBl oti off ON off ON stael ON ON ON ON ON zap ON of ON of ON 7 System Test 8 1 Check whether the coverage is good 1 Have a test with mobile phone or data card engineering mobile phone is preferred If the signals in most areas have not been improved please check below again gt 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
6. tenna directly or by cable 3 DC IN connected with power supply 6 3 Repeater Settings Please check very carefully all cable connections are correct and firm before running operation test and then carry out following tests 6 4 LED indicator After power is on check firstly the alarm and power LEDs Status and definition of POWER indicators Status and definition of ALARM indicators Alarm LED only works for downlink signals ALARM It is working in linearit Green Warning Input signals may be not enough so please check on coverage effect do not do anything if it is good otherwise please adjust the repeater system to get better coverage A little bit stronger input signals or slight self oscillation have occurred Solution Please adjust antennas or use MGC to reduce the repeater gain till you find edge point with green LED I E the Alarm LED must stay at green color and at the edge of turning Orange and let the repeater work at this point MGC is the last measure to take as it will influence on coverage There are strong input signals or severe self oscillation measures must be taken please note that our repeaters have auto shut off function so the red Off Orange color status can only maintain 5 seconds Repeater 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 measures to keep alarm LED green if it maintain
7. tennas directions or locations or enlarge the distance between them Thirdly reduce the repeater s gain by ATT DIP if the above methods don t work Use the roof of the building to enlarge the isolation Please try to place the donor antenna and server antenna in different floors gt Use some obstacles Such as wall 2 The repeater s power is on but the phone is not connected into the network and still cannot communicate gt 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 gt Reason 2 The signals received from 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 is reduced between operators Solution 2 Use barriers like buildings to block signals of other operators 3 The repeater has alarm OFF status gt Reason1 the repeater breaks down lt Solution Please check the power adaptor to see if it breaks down or not then take off the plug and re plug in if alarm LED maintains off the repeater break down is confirmed then please consult local dealers for warranty gt Reason 2 There is self oscillation if alarm LED turns red after re plugging in lt Solution 1 Change the direction or location of dono
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