INSYS EDGE 5.0 Series, Manual

Page: 92 / 107

FAQ INSYS GPRS/EDGE 5.0 serial
92
11 FAQ
Problem: Possible cause: Remedy
The INSYS GPRS/EDGE 5.0
serial does not log in: The location of the GSM
antenna is incorrect. Check the signal quality of the GSM net-
work. For low field strength – below 12 –
the antenna location should be changed.
PIN incorrect Use the HSComm to delete the PIN and to
enter the correct PIN.
The SIM card is blocked
because the PIN was en-
tered incorrectly three
times. A PUK must be entered to enable the card.
Switch to the terminal program to enter
the PUK
and enter the following command:
AT+CPIN=<PUK>,<new PIN>
The SIM card is not en-
abled. Please contact the contact center of your
provider.
The power supply is not
sufficient. Check the voltage supply using the in-
formation from Chapter 12 – Technical
Data.
No reaction to AT com-
mands. The wrong interface has
been selected in the set-
tings for the serial inter-
face. Check the interface settings
with the used COM port.
There is another program
running in the background
which accesses the same
serial interface. Terminate all programs running in the
background.