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JDTECK JDIR-37-87 Technical User's Manual

Band selective industrial repeater
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Technical User Manual
JDIR-37-87 / 40-90
Band Selective Industrial Repeater
JDTECK INC.
215 Celebration Place, Suite 180-190
Kissimmee FL 34747

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Summary of Contents for JDTECK JDIR-37-87

  • Page 1 Technical User Manual JDIR-37-87 / 40-90 Band Selective Industrial Repeater JDTECK INC. 215 Celebration Place, Suite 180-190 Kissimmee FL 34747...

  • Page 2: Table Of Contents

    User Warnings – MUST READ! Abbreviations …………………………………………..……………………………….. Safety ……………………………………………………………………….………………. 1. This repeater must ONLY be used for the purpose it was intended for. Making any alternations to the design layout 1. Preface ………………………………………………………………………………... without first consulting with a trained technician can result in interference to the operator’s network and liability by the end user.

  • Page 3: Preface

    Cellular repeaters successfully aid in accomplishing this. With this in mind, JDTECK has focused on successfully developing advanced repeaters that are applicable to any mobile network and indoor distributed antenna system (DAS). Repeaters are available to support any technology or frequency used today.

  • Page 4: Introduction / Features & Functions

    2. Introduction Features & Functions  Stable Performance and Technical Parameters. This full duplex mobile communications repeater from JDTECK is the perfect  Large cooling fins for heat dissipation. solution for providing a wireless improvement in the cellular reception  LED indicators to monitor environmental status.

  • Page 5: Installation

    3. Installation 3.1 Installation Procedure 1. The repeater’s main function is to improve weak RF signals to an area. Site Survey 2. Selecting the appropriate accessories that are compatible with the frequency of the repeater is very important for optimal system Carrier Coordination performance.
  • Page 6 3.1 Installation Procedure – Cont. 3.2 Installation Procedure – Antenna Mounting. In this case attenuate the DL gain on the repeater till the alarm LED  Check the contents supplied against your packing list & DAS design. goes green and then match the UL gain to the same gain value. ...
  • Page 7 3.3 Installation Procedure – Repeater Mounting. 3.4 Installation Procedure – Repeater Mounting Cont. The JDIR series repeater can be mounted on a wall or pole. First remove For the pole mount option, remove the bolts for the 2 lateral cross bars and bracket from repeater and securely bolt bracket to the wall.

  • Page 8: Manual Gain Adjustment Ul / Dl

    Note Switch Positions Note Switch Positions performance. We are always happy to help. 1-866-4-JDTECK (53-8325). Example of the DL & UL Attenuated by 4dB Avoid putting more than a 5dB difference between the Uplink and Downlink.

  • Page 9: Testing

    5. Testing 6. Troubleshooting Q1. Why is there still no signal after installing the equipment? Answer: 1. Check the power on repeater and power supply. 2. Check the connector of outdoor antenna is tight or not. 3. Check the connectors of RF cable are tight or not. 4.

  • Page 10: Fcc Statement / Warning

    FCC RF Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an LTE (Lower 700MHz) 698~716 MHz 728~746 MHz JDIR-37-87-700 uncontrolled environment. End users must follow the specific operating LTE (Upper 700MHz) 776~787 MHz 746~757 MHz instruction for satisfying RF exposure compliance.
  • Page 11 Record your repeater settings here. NOTES Downlink Uplink Modulation Value Modulation Value _________________________________________________________________________________ (Lower 700MHz) (Lower 700MHz) _________________________________________________________________________________ (Upper 700MHz) (Upper 700MHz) _________________________________________________________________________________ CDMA CDMA _________________________________________________________________________________ _________________________________________________________________________________ …………... …………... Total dB Attenuated Total dB Attenuated _________________________________________________________________________________ _________________________________________________________________________________ Adjusted By: ……./……/………… Date: ___________________________________ _________________________________________________________________________________...

This manual is also suitable for:

Jdir-40-90

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