Siemens M1 - Manual (Page 35)

34
gsm-m1-e.fm GSM M1 Module, English: A24859-N4000-A100-1-7677
Technical reference section
26.2.96
Example:
Enter: AT+CREG?
GSM module: +CME ERROR: 10
Possible error messages in response to an AT+C command
0 Phone failure
1 No connection to phone (transceiver part of M1)
2 Transceiver-adaptor link reserved
3 Operation not allowed
4 Operation not supported
5 PH-SIM PIN required
10 SIM not inserted
11 SIM PIN required
12 SIM PUK required
13 SIM failure
14 SIM busy
15 SIM wrong
16 Incorrect password
20 Memory full
21 Invalid index
22 Not found
23 Memory failure
24 Text string too long(+CPBW)
25 Invalid characters in text string
26 Dial string too long
27 Invalid characters in dial string
30 No network service
31 Network timeout
100 Unknown