W406-CE User’s Manual
Getting Started
3.
To delete an SMS message
/>sms_remove_msg
Troubleshooting the GPRS/EDGE Connection
When encountering GPRS/EDGE connection problems, use the following commands:
1.
gprs_diagnose
In the case above, the problem is
Need PIN Code
. Simply use the
sim_input_pin
command to
input the PIN code. Meanwhile, this command also shows the GPRS/EDGE signal strength and
the module temperature. Make sure that the signal strength is greater than 10 for a better cellular
communication quality.
2-10
