Installation Guide
  • The JDTECK 3 Watthardwired Booster will boost signal strength by approximately 20db.
  • Includes 6ft connector lead and 12v vehicle power cord.
  • This Booster is compatible with most Genuine and Generic hands free kits.
  • Simply connect one end directly into your phone via a patch lead or through a hands free kit and connect the other end to an antenna. Either will do.
  • JDTECK supplies Phone adapters for most cellular phones available on the market.

Installation Diagram

The JDTECK Dual Band Booster is designed with SMA female RF connectors on the unit itself and is supplied with an SMA male / FME female RF lead, as illustrated below. A 12v Cigarette Lighter Power cord is also included with the Booster at no extra cost. (not shown)



If you are interested in mating the JDTECK Booster to your existing HFK (hands free kit) then you will need to confirm the RF connectors your existing system is using to determine whether you need to include RF adapters when submitting your order to successfully complete your installation.

From the photos below, try to figure out what connector your existing antenna has, to know what adapters you will need to include in your order.

Step #1

Step #2
If your antenna connector is (1) TNC Male, then you will need to order the following adapters to complete your installation.
If your antenna connector is (2) Mini-UHF Male, then your will need to order the following adapters to complete your installation.
If your antenna connector is (3) FME Female, then you will just need to order one (1) of the following adapters to complete your installation.

Installation Procedures -
A. In Car with Car Antenna (no hands free kit)


Procedures:

1. Firstly install your antenna.(1)

2. Tuck the cable through to the drivers seat and connect to the booster (3) socket marked antenna.

3. Connect the cellphone (4) to the booster (3) marked signal adapter.

4. Plug the power cable into the booster (3) power input and the other end (5) into the cigarette socket of the vehicle.

5. Connect the cellphone (4) to the booster (3) marked signal adapter. The signal will take about 5-10 seconds to be amplified and will be increased gradually.

Car with Car Antenna

Installation Procedures - B. In Car with Car Antenna and Hands Free Kit (HFK)

Procedures:

1. Firstly install your antenna and HFK.

2. Tuck the antenna cable (2) through to the drivers seat and connect to the booster (3) socket marked antenna.

3. Connect the HFK cable (1) to the booster (3) marked signal adapter.

4. Plug the power cable into the booster (3) power input and the other end (5) into the cigarette socket of the vehicle.

5. Turn on the switch. The signal will take about 5-10 seconds to be amplified and will be increased gradually.

Handsfree Kit

Installation Procedures - C. Indoor

Procedures:

1. Decide on a suitable place for installing the booster. It is advisable to have as close as possible to the mobile phone.

2. Connect the antenna (or external antenna)(1) to the booster (3) connector marked antenna.

3. Connect the cellphone (4) to the booster (3) marked signal adapter.

4. Connect the optional power transformer (2) then switch on.

5. The signal will take about 5-10 seconds to be amplified and will be increased gradually.

Outdoor Installation

  Troubleshooting

It is advisable to have at least one bar of signal showing on your cell phone signal strength indicator.

If after turning on the booster and waiting 5-10 seconds, there is no power increase shown on the indicator, check the following;

1. That all connectors are correct and connected properly.
2. That is a power supply and the green power light is lit on the booster.
3. If there is no improvement please contact JDTECK Ltd. as soon as possible.


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