Nikrans MA-400D Installation Manual Download Page 11 | Manualshive

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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 vertically with the ground.

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Summary of Contents for MA-400D

Page 1: ...MYAMPLIFIERS COM INSTALLATION GUIDE MOBIL SIGNAL FORSTÆRKER Nikrans MA 400D Freq MHz Dækning 400 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: ...ed in such in locations as apartments houses offices boutiques garages basements parking lots etc With the help of the this mini gsm 1800 mobile repeater your mobile communication will improve greatly and you ll get perfect access to GPRS and EDGE networks Nikrans amplifiers are modern high quality products and they got CE and RoHS certifications According to CE and RoHS they do not effect humans ...

Page 5: ...k frekv 1710 1785 MHz Down link frekv 1805 1880 MHz up link forstærkning 60 dB Down link forstærkning 65 dB Power output Input AC90 264V output DC5V 2A Arbejdstemp C 25 55 Fugtighed 5 95 Størrelse mm 129 95 30mm Forstærker vægt 0 5 kg dBm 17 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...

Page 7: ......

Page 8: ...s from A to E and select a best place that displays full bar signals Outdoor antenna installation Requirements Outdoor antenna should be installed on the roof of the house or in some other place where your mobile device is within coverage zone Mobile signal should be as strong that at least three four bars are indicated on your phone display Outdoor antenna should be fixed in straightly It is nece...

Page 9: ...irements Avoid deforming the antenna feeder where grounding clips are placed and give waterproof treatment to the feeder Lightning Surge Protector Usage If the area where you live is exposed to thunderstorms it is highly advisable to protect a mobile repeater with a lightning surge protector Installed in line between the outdoor antenna and the signal repeater the surge protector prevents equipmen...

Page 10: ...t manners However for maximum safety and efficiency we recommend installing the surge protector between the outdoor antenna and the signal repeater Thus all the subsequent elements of the amplifying system will be protected To understand if the surge protector is installed correctly check up your repeater functioning If the booster works well and gets incoming signals normally it means the surge p...

Page 11: ...ridors 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 vertically with the ground ...

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: ... the position of the outdoor antenna for more proper one Important notes for installation 1 Cables from outdoor antenna should not be wound and be 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 wate...

Page 14: ...en both Up link indicator light U and down link indicator light D are on The up link incoming signal is very strong and the equipment output is large when the light U is flashing slowly The down link incoming signal is very strong and the output of the equipment is large when the light D is flashing slowly Either indicator light U or D is off in case the up link or down link breaks down The equipm...

Page 15: ...istance from the indoor antenna System Test Check whether the coverage is good 1 Take a test with a mobile phone or a data card engineering mobile phone is preferred If the 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 installat...

Page 16: ...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 17: ...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 18: ...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 19: ...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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