FIFOTRACK S20 - PCB Overview; LED Status Indicators

S20 USER GUIDE
9
5 PCB Overview
6 LED Light
GPS Light (Green)
Off Power off or sleep
Flash 0.1s on and 3S off GPS valid
Flash every 0.1s GPS antenna cut
Flash 2s on and 2s off No GPS signal
Solid On GPS module power problem
GSM Light (Orange)
Off
Power off or sleep
Flash 0.1s on and 3s off
GSM available
Flash every 0.1s
Device is initialing
Flash 2s on and 2s off No GSM
External Power Light (Red)
Off External power cut
Flash every 0.1s External power low
Solid On External power normal