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SureCall | 48346 Milmont Dirve, Fremont CA 94538 | 1-888-365-6283 | [email protected]

8

Troubleshooting

Problem

Resolution

Signal booster has no power

After installing your signal  

booster system, you have  

no signal or reception.

Verify that the booster switch is turned on. 

Make sure the DC power outlet is plugged into the cigarette lighter 

adapter. If the green 

POWER LED

 on the signal booster is OFF, 

return the power supply to SureCall. Contact tech support at 

1-888-365-6283 or [email protected], or go to www.surecall.

com and log on to online support to receive a Return Merchandise 

Authorization. (RMA)

Double-check all signal booster and antenna cable connections.

Be sure your signal booster’s dB gain is turned up to at least 40 dB 

- 45 dB on each dial.

In the event you encounter a problem, follow the suggestions below to resolve the issue.

The 

Alert

 LEDs Continue to 

flash

Each SureCall booster is equipped with Auto Shutdown if there’s  

danger of cell tower interference. The location where your car is 

parked may be too close to a cell tower. Drive to a location that  

provides sufficient distance from the cell tower to prevent the booster 

from automatically shutting down. Once away from the original  

location, use the power supply switch to restart the booster manually.

One of the red LEDs next to  

the dials on your signal booster 

is flashing red.

Your signal booster restarted 

and shut down for 15 minutes, 

and is now shut down  

permanently.

Lower the dial above the blinking LED by 5dB (for example, from 

50 to 45) and monitor the bars on your cell phone to see whether 

reception has improved.

Be sure the inside panel antenna is facing away from the outside 

antenna.

Use the recommended 4-6 feet of antenna separation:

Each SureCall signal booster is equipped with Auto Shutdown 

to prevent cell tower interference. The location where your car 

is parked may be too close to a cell tower. Once away from the 

original location, use the power supply switch to restart the booster 

manually.

Summary of Contents for 3G/4G/LTE

Page 1: ...TriFlex2GO Adjustable 2G 3G 4G Vehicle Signal Booster Kit User Guide...

Page 2: ...Setting Pg 7 Troubleshooting Pg 8 Specification Pg 9 Kitting Information Pg 9 Warranty Pg 10 11 Safety Information Pg 11 Table of Contents 2 Thank you for purchasing SureCall s TriFlex2Go cell phone...

Page 3: ...the booster and then sent to your cell phone via the inside antenna When your phone transmits the signal is sent to the inside antenna and then sent to the cell tower via the outside antenna A minimum...

Page 4: ...gnal booster package includes the following items One SureCall carrier specific TriFlex2Go signal booster One magnetic mount outside antenna with attached cable One inside antenna with attached cable...

Page 5: ...other radiating elements such as a radio antenna Is at least 4 6 feet from the inside antenna 2 Using the supplied cable connect the outside antenna to the booster connector marked OUTSIDE 3 Run the...

Page 6: ...n the front or middle console of the vehicle The location you select should Be away from excessive heat direct sunlight or moisture Provide proper ventilation Refer to the illustration on page 7 for t...

Page 7: ...l Press any key on your cell phone to refresh communication with the base station Warning The booster is rated for 5 15V input voltage DO NOT use the booster with a higher voltage power supply This ca...

Page 8: ...ster is equipped with Auto Shutdown if there s danger of cell tower interference The location where your car is parked may be too close to a cell tower Drive to a location that provides sufficient dis...

Page 9: ...T 698 716 MHz Cellular 869 894 MHz PCS 1930 1990 MHz LTE AT T 728 746 MHz Cellular 824 849 MHz PCS 1850 1910 MHz AWS T Mobile 1710 1755 Cellular 869 894 MHz PCS 1930 1990 MHz AWS T Mobile 2110 2155 50...

Page 10: ...material and workman ship and will perform in full accordance with applicable specifications The limit of liability under this warranty is at SureCall s option to repair or replace any product or part...

Page 11: ...ns hereof SAFETY INFORMATION This is a CONSUMER device BEFORE USE you MUST REGISTER THIS DEVICE with your wireless provider and have your provider s consent Most wireless providers consent to the use...

Page 12: ...this device on their network If you are unsure contact your provider You MUST operate this device with approved antennas and cables as specified by the manufacturer Antennas MUST be installed at leas...

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