VEGA INSYS Modem GPRS 5.0 User Manual
Page 101

INSYS GPRS 5.0 serial
FAQ
101
Problem:
Possible cause:
Remedy
The manual selection of
ATD
or
ATD
is not possible. After a few
seconds, the messages No
Carrier
or No Dialtone
are displayed.
The modem has not been
registered in the GPRS net-
work or the SIM card has
not been activated for the
GPRS service.
Check the GPRS registration with the help
of the terminal program.
Switch to the terminal program
Enter the AT command AT+CGATT=1.
Afterwards, query the network registra-
tion status with AT+CGATT?.
If the INSYS GPRS 5.0 serial responds as
follows:
+CGATT:
1 the device is registered
in the GPRS network.
+CGATT:
0 the device could not be
registered in the GPRS network.
Please contact the customer
care center of your provider.
The remote terminal (IP
address or URL) can not be
reached.
Use another remote terminal for testing
purposes. Manually select
ATD
or
ATD“
You may also use the URL
„
www.insys-tec.de“:80
as
remote terminal. (see also Chapter 4.5
– Installation – No. 16)
The virtual COM port from
INSYS should be used. The
device can not be accessed
via the virtual COM port.
The virtual COM port is not
activated.
Check the settings for the virtual COM
port driver on the tab “TCP transparent”.
GPRS dialup fails; output
NO CARRIER or ERROR.
Error during interplay be-
tween engine and network.
Completely terminate the GPRS connec-
tion, use the command ATCGATT=0.