Coban GPS-303 User Manual page 23

6.38.5 If the tracker is always offline (grey color), make sure the SIM card subscribe the GPRS service,
and have money to surf the Internet, you can use phone to test the SIM card can surf the Internet
or not.
please check the APN, user name, password, IP, port settings are correct, refer to
IOS &Android mobile APP
6.38.6
6.38.6.1 Download and install the mobile APP software
According to your phone type, download and install mobile app below the home page
on web tracking platform.
6.38.6.2 login in and use the mobile APP under GPRS version
23
1. CHOOSE
GPRS
6.30.
2. Filling the
registered user
ID and password
3. Choose the
right server
4.Click"login"