23
8.
Faults & the Solutions
Faults
Solution
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 be diverted
Please check if voltage of the power is normal
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 SMS command Password wrong or the format is wrong.
No reply to calling & No
alarm message
Authorized / admin phone number is incorrect or has not setup