User's Manual

8
/
11
Booster has no
effect
1. Check whether the direction of the booster is worng connected.
2. Make a call to your mobile phone operator to determine if the
frequency band is correct.
3. Check whether the indoor and outdoor antenna is installed correctly
4. At the location where the outdoor is installed, if your mobile phone is
able to receive a stable 3 bars cell phone signal, If not, find a location
where the mobile phone can receive a better signal to install the outdoor
antenna.
5. Whether or not your house is a metal roof. If so, you will need to set
up your outdoor antenna at least 3 meters above the roof.
Booster has
effect ,but the
effect is not ideal
Check if your outdoor signal is very weak. If you can only receive one or
two bars cell phone signal in the outdoor.
If so, contact our customer service and ask to replace the booster or
antenna with a higher gain alternative.
Mobile phone
can receive full
signal, but can
not normally
make a call
It Usually means that the booster is self-oscillated, please make t he
distance between the indoor and outdoor antenna as far as pos sible, it is
better to use a wall or metal to Separate the indoor antenna and the out
door antenna.
During using your Booster , if the Booster interferes with your radio or other electronic device, move the Booster
further away from those devices, you might be able to solve it yourself.
If necessary
，
please contact your local dealer or send e-mail to our support team by the following methods:
E-mail: [e-mail]
If you want to know about ANNTLENT Company and products for more information, please visit at:
www.ANNTLENT.com
Consumer booster warning label: