7
1.6 LED indicator
Power Status LED (Red)
LED Permanently On
State Main power on, device on
GPS LED (Yellow)
LED Permanently off Fast blinking (Once
every 1 second)
Slow blinking (Once
every 3 seconds)
State GPS off GPS not fix GPS fix
GSM LED (Green)
LED Permanently off Fast blinking (Once
every 1 second)
Slow blinking (Once
every 3 seconds)
State GSM off 1. TR-600 is
searching GSM
network
2. SIM card is
registering to GSM
network
TR-600 is registered
full service
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