User Manual
CONNECT 4G CELL PHONE SIGNAL BOOSTER
13
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Test System: Lights
Fix Any Red Light Problems (red indicates oscillation)
• If you are happy with coverage, red lights don’t have to be resolved.
 • Solid Red = Band has shut o 
 • Blinking Green/Red = Band has reduced gain 
Each light corresponds to a frequency band.
No Lights
Booster does not have power. Un-plug and securely re-plug in power supply. 
IMPORTANT: To get an accurate reading of the lights, unplug and re-plug 
the power supply from the Booster.
Band 4
Band 5
Band 2
Band 12/13/17
skinny side
facing Cell Tower
!
1   Verify Outside Antenna faces away from the 
Inside Antenna. Un-plug and re-plug in power 
supply.
2 Verify the Inside Antenna is at least 18” from the 
Booster and pointed away from the Booster. Un-
plug and re-plug in power supply.
3  Tighten all cable connections. You may want to 
undo and redo the connection completely. Un-
plug and re-plug in power supply.
4  BEST: Increase the distance (horizontally or 
vertically) between the Outside and Inside 
antenna. Add cable if needed. Un-plug and re-
plug in power supply.










