Product FAQ

SUBJECT VIEWS FAQ TYPE MODEL LAST UPDATED DETAIL
Can foreign numbers be used? 6 Troubleshooting GTP-541M 2020-12-02
Please refer to the link below:

Can foreign numbers be used?
What is the difference between Level Trigger and Edge Trigger mode? 6 Product Functionality GTP-541M 2020-12-02
Why can't I log in to the Utility software? 6 Troubleshooting GTP-541M 2020-12-02
Please refer to the link below:

Why can't I log in to the Utility software?
No action when using the Uart software to the ModBus command under the GTP-541M 1 Troubleshooting GTP-541M 2020-12-02
DI function is abnormal, how to solve it 10 Troubleshooting GTP-541M 2020-12-04
Please refer to the link below:

DI function is abnormal, how to solve it
How to switch between different functions? 10 Product Functionality GTP-541M 2020-12-04
Please refer to the link below:

How to switch between different functions?
Unable to register troubleshooting (4G light is abnormal) 2 Troubleshooting GTP-541M 2020-12-04
How can I confirm that my SIM card can support GTP-541M? 4 Troubleshooting GTP-541M 2020-12-02