Fail to turn it on Please check if battery is charged.
No GSM signal
● Please check if SIM card installed correctly.
● Please check if SIM card is GSM network.
● Don’t turn on the PIN code.
● No calls can bediverted.
8. Troubleshooting
Type Use
No reply to SMS command Password wrong or the format is wrong.
No GPS
A more open view of the sky is recommended to make sure the
device can receive the GPS signal normally.
No reply to calling & No alarm
message
Authorized / admin phone number is incorrect or has not setup.
SMS position OK, cannot use the
APP and web platform.
Pls check if APN is correctly set. And pls find out the correct APN
content of the SIM card.
Platform position is difference
from the actual position.
* The GPS doesn't have GPS signal and it shows the last GPS
positioning location
* The GPS doesn't reach the next uploading time
You can call the SIM number of the tracker to get the latest
position
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