The LEDs on the GPS can indicate different things. Below is a list of what the different flashing sequences mean:


GREEN LED

One slow flash every 3 seconds = looking for GSM network

One short flash every 3 seconds = GSM reception

Two short flashes every 3 seconds = GPRS reception


RED LED

1 slow flash every 3 seconds = charging in progress

Solid red light = fully charged 


BLUE LED

One slow flash every 3 seconds = looking for GSM signal

Two flashes every 3 seconds = GPRS reception