TANGO55/i & TANGO56/i User's Manual
Version 1.05
already established
Make an emergency
call
ATD112;
Do not forget the < ; > at the end for < voice >
call
OK
Communication loss
NO CARRIER
Hang up
ATH
OK
Enter PIN code
AT+CPIN=0123
OK
PIN code accepted
CME ERROR: 16
Incorrect PIN Code (with + CMEE=1 mode)
CME ERROR: 3
PIN already entered (with + CMEE=1 mode)
Save parameter non-
volatile memory
AT&W
OK
The configuration settings are stored
Table 15:
AT-commands for basic operation
5.3.1 Troubleshooting
1. The modem status indicators do not light:
•
Check if the modem is connected to a 10.8 .. 31.2 V DC power
supply properly.
•
Check if also the Ignition Line is connected to a 10.8 .. 31.2 V DC
power supply properly.
•
Check if the power connector is properly inserted.
2. The modem does not respond to the terminal program:
•
Check if the RS232 cable is connected properly.
•
Check if your program has proper settings. Manufacture settings of
the modem are as below:
Upto 115200 bps
8 data bits
No parity bit
1
stop bit
2
3
GPRS troubleshooting (TANGO55/56 units)
•
Refer to the separate manual “
gprs_startup_user_guide.pdf
”.
This confidential document is a property of FALCOM and may not be copied or circulated without previous permission.
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