Nikrans MA-300GDW Installation Manual Download Page 1

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MYAMPLIFIERS.COM

INSTALLATION GUIDE

CELL PHONE AMPLIFIER

Nikrans MA-300GDW

Freq.: 900, 1800, 2100 MHz

Coverage: 300 m²

Summary of Contents for MA-300GDW

Page 1: ...MYAMPLIFIERS COM INSTALLATION GUIDE CELL PHONE AMPLIFIER Nikrans MA 300GDW Freq 900 1800 2100 MHz Coverage 300 m ...

Page 2: ...the equipment may be damaged and you may even get an electric shock Do not open the repeater touch the module of the repeater or open the cover of the module to touch electronic component The components will be damaged due to electrostatic Please keep away from heating equipment because the repeater dissipates heat during working And do not cover a booster with anything that influences heat dissip...

Page 3: ...s Signal strength can also be negatively affected by trees hills buildings weather and other obstructions You may be relatively close to a base station but still unable to make a call This often occurs inside houses offices and other buildings with stucco concrete or metal walls that may block the signal The Signal Booster works with two antennas An Indoor antenna communicates with your cell phone...

Page 4: ...tically fixes repeater output level depending on the input signal strength Automatic Gain Control AGC intelligently adjusts gain level according to signal fluctuation Manual Gain Control MGC permits users to regulate gain manually basing on individual signal reception conditions Shut Off function helps the booster avoid self oscillation caused by excessive incoming signal strength or improper inst...

Page 5: ... 890 915 1710 1785 1920 1980 MHz Down link freq 935 960 1805 1880 2110 2170 MHz Up link Gain 70 dB Down link Gain 75 dB Power Output Input AC90 264V output DC5V 3A Working t C 25 55 Humidity 5 95 Size mm 270 210 50mm Booster Weight 0 8 kg dBm 23 dBm ...

Page 6: ... band Yaggi is recommended Function To pick up outside signals from the base station and send them by cable to the repeater outdoor antenna also transmits the uplink signals from the repeater back to the base station Indoor Antenna It is mounted inside a building to transmit the improved signals throughout the coverage area Cables Сoaxial cables for indoor and outdoor antennas Mountings Special mo...

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Page 8: ...f the building aiming away from the building which will reduce amount of possible obstacles For your convenience and acceleration of the process perform the testing in pair The mobile phone shall display full bar signals in location where the outdoor antenna is installed Phone calls or data transmission shall be smooth and stable It is recommended to test the signal 3 times in location where an ou...

Page 9: ...te condition restrictions 3 Fasten all connection parts of the whole system in correct order from the antenna to repeater interfaces and make sure that the electrical interfaces are well contacted Give waterproof treatment to outdoor connection parts 4 Take lightning protection measures for the antenna and feeder system in accordance with the system requirements Avoid deforming the antenna feeder ...

Page 10: ...htning Surge Protector FAQ How does a lightning surge protector work These devices divert excess voltage and current from transient and surge into grounding wire preventing it from flowing through the electrical and electronic equipment while at the same time allowing the normal voltage to continue along its path How can I understand that a surge protector is correctly installed The lightning surg...

Page 11: ...s 2 It is better to use a directional panel antenna or Yaggi antenna when the area shape is long and narrow corridors long row of houses in two sides tunnels or elevators or rural open space Requirements to indoor antenna installation indoor antenna should be 10 15 meter distance from an outdoor antenna indoor antenna should be at least 2 meters above the ground indoor antenna should be fixed vert...

Page 12: ...s or smoke or on a cool and ventilated wall to ensure excellent heat dissipation 2 Installation height should be sufficient for RF cable wiring heat dissipation and maintenance 3 Independent and stable power supply is necessary Power requirement Generally AC 100 264V AC 50 5Hz power supply is required Installation Steps Installation schemes Installation with 1 indoor antenna ...

Page 13: ...e placed as straight as possible in order not to create any hindrance for signal reception and its transmission 2 Cables should be shortened to the acceptable maximum so that not to waste or decrease mobile signal coverage range 3 In order to prevent water from coming into the mobile phone booster through the cable make a loop in it 4 Keep the outdoor antenna as far as possible from frequency aeri...

Page 14: ...ics frequency and impedance All accessories shall support the repeater s frequencies For example if the repeater s frequency is GSM900 all the accessories must support the GSM900 frequency Repeater Settings Indicator Light Instructions After power is on check firstly the alarm and power LEDS Status and definition of POWER indicators Status Definition Green Normal Off Power problem Status and Defin...

Page 15: ...system have two sets of power and alarm LEDS and three system repeaters have three sets of LEDS Each system has own relevant LED and please refer to the correct LED for system performance evaluation Then repeater with plastic closet is designed with LEDS of Alarm LOW and Alarm HIGH When it is used for single system of CDMA800 GSM850 and GSM900 only Alarm Low LED works and Alarm HIGH LED is no use ...

Page 16: ...dip switches to reduce gain as follows Put ON a pair of switches for a total of 15dB reduction in gain DL1 UL1 Alarm Low For 800MHz or 900 MHz Band DL2 UL2 Alarm High For 1700 1800 1900 2100 MHz Band Remark In single system there is only one system could be set For dual system metal closet Turn ON the dip switches to reduce gain as follows ...

Page 17: ...ON a pair of switches for a total of 15dB reduction in gain DL1 UL1 Alarm Low For 800MHz or 900 MHz Band DL2 UL2 Alarm High For 1700 1800 1900 2100 MHz Band For triple system metal closet For example F10I GDW Turn ON the dip switches to reduce gain as follows Put ON a pair of switches for a total of 15dB reduction in gain You can reduces anyone system in the products Turn ON the dip switches of GS...

Page 18: ... the repeater reach its good coverage If the coverage effect is not good the donor antenna should be adjusted to get stronger input signal It is recommended that one person shall check the coverage effect inside the building when the other person is trying to adjust the antenna or the repeater At this stage please make sure Orange color will not be generated by self oscillation Please take off the...

Page 19: ...he signals in most areas have not been improved please check recommendations below again Weak input signal leads to low output power To increase input signal power level change the direction of the outdoor antenna or its installation position or replace it for an antenna with higher gain Check whether it is necessary to use additional indoor antennas as barriers block signal penetration also check...

Page 20: ...r replace it to an antenna with higher gain to increase input signal strength Repeater can not communicate in Power ON status 1 The power is on but there is a signal fluctuation or a flash signal The phone call cannot be made received It shall be caused by the insufficient isolation between outdoor and indoor antennas Please take the following measures Firstly check whether the alarm LED lights Th...

Page 21: ...ctions between different parts of the system Reason 2 The signals received by outdoor 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 the outdoor antenna or its installation position so that the gap of signal strength is reduced between operators Solution 2 Use barriers like build...

Page 22: ...installing the repeater what should I do Check if the repeater s power supply works normally or not 3 If repeater s power supply is normal ALM light is on or flashing all the time what should I do Firstly check whether all connectors are connected well or not If it is all right please adjust the direction of the outdoor and indoor antenna Make sure the horizontal distance is 75 feet or more the ve...

Page 23: ...in one solutions covering up to 5000 m2 Depending on the model boosters operate in GSM DCS CDMA LTE or combination of these standards at 850 2100 MHz frequencies The product line is extended with a series of antennas splitters and other accessories for completing exclusive custom projects of any difficulty level Nikrans product development process is rigorously assessed to comply with ISO 9001 200...

Page 24: ...es that this signal booster is in compliance with the essential requirements and other relevant provisions of Radio Equipment Directive RED 2014 53 UE CE marking contact myamplifiers com 44 8000485044 Sales MyAmplifiers com ...

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