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MYAMPLIFIERS.COM

INSTALLATION GUIDE

PHONE SIGNAL AMPLIFIER

Nikrans BD-400FG

Freq.: MHz

Coverage: 4400 ft²

Summary of Contents for BD-400FG

Page 1: ...MYAMPLIFIERS COM INSTALLATION GUIDE PHONE SIGNAL AMPLIFIER Nikrans BD 400FG Freq MHz Coverage 4400 ft ...

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: ...its and features BD 400FG is a booster model that was designed in full accordance with the highest industry standards The booster has a modern design that will look good in any room Moreover the booster box is rather compact so it can be practically unnoticeable if you find a good location for it Below you can find just a couple of factors that make this booster one of the best devices of this kin...

Page 5: ...400 ft Up link freq 703 733 880 915 MHz Down link freq 758 788 925 960 MHz Up link Gain 68 dB Down link Gain 72 dB Power Output AC110 240 DC6V 2A Working t C 25 55 Humidity 5 95 Size mm 120 106 25mm Booster Weight 0 45 kg dBm 22 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: ...nna directly or by cable 3 DC IN connected with power supply Accessories selection Choosing accessories pay attention to the two characteristics 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 ...

Page 15: ... area has several floors or many walls and partitions To connect additional antennas you will need a signal splitter Additional accessories selection Choosing additional accessories for your signal booster you should pay attention to the two characteristics frequency and impedance All accessories shall support the device frequencies refer to specs LCD screen indicators 1 Introduction screen which ...

Page 16: ...ximum Coverage may be smaller In order to cover a wider area you need to change the direction or position of the external antenna to get a stronger signal from the cell tower Weak The booster receives a weak outside signal from the cell tower You need to change the direction or position of the external antenna to get a stronger signal When the coverage is satisfactory you don t need to adjust anyt...

Page 17: ...quency bands that your mobile provider s operates in your area The device detected that the external antenna is too close to the internal antennas The booster will shut down automatically to protect the system from damage It will restart after the problem is resolved Solution Ensure good antenna isolation Keep minimal distance 10 20m between the outdoor and indoor antennas The stronger input signa...

Page 18: ...droid Type 197328640 to activate Windows Type 3282 and start Blackberry Press TOOLS SETTINGS STATUS or OPTIONS STATUS Note To get parameters for 2G 3G and LTE disable WiFi In case you cannot find Field Test Mode on your cell phone use bars on the screen of your mobile phone to evaluate the change If the signals in most areas have not been improved please check recommendations below again Weak inpu...

Page 19: ...r dB signal level to 0 the better cell phone reception you ll get 105 to 100 Bad drop call 99 to 90 Getting bad signal may break up 89 to 80 OK shouldn t have problems but maybe 79 to 65 Good Over 65 Excellent Your task is to get at least 79dB signal to ensure reliable communication and strong signal inside the building ...

Page 20: ...by ATT DIP if the above listed methods don t work The following measures can also be helpful Use the roof of the building to enlarge isolation Please try to place the outdoor antenna and indoor antenna on different floors Use some obstacles Such as walls 2 The repeater s power is on but the phone cannot get connected to the network and still can not communicate Reason 1 There are loose or wrong co...

Page 21: ...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 22: ...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 23: ...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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