6
Red
LED-
Power
Always on
Charging
1s on and 3s off
Normally work
Blue
LED-
GSM
0.3s on and 0.3s off
GSM module initializing
Always on
GSM module can
’
t register network
1s on and 3s off
GSM module is registered network
0.1s on and 3s off
GSM module is registered network
and GPRS function works well
Orange
LED-
GPS
0.3s on and 0.3s off
GPS module initializing
1s on and 3s off
GPS module works well, but GPS
position is not fixed
0.1s on and 3s off
GPS module works well and GPS
position is fixed
Buzzer
Continuously beeps
Phone number is dialing in
Only beeps three times
Press Help/SOS button for 3 seconds
Switch
Power ON/OFF Switch
To turn on/off GT89
Buttons
SOS Button
Press it for 3 seconds to make a call
and/or send a SMS to authorized
numbers.
Press it to answer an incoming call.
Press it to hang up a call.
Help Button
Press it for 3 seconds to make a call
and/or send a SMS to authorized
numbers.
Other Connectors
Power ON/OFF Switch
Help Button
and Lanyard Loop
Power LED
GSM LED
GPS LED
Speaker
SOS Button
Mini USB port
MIC
