Data Sheet

Smart Machine Smart Decision
815 Data Transfer Already
816 Action Already
817 Not At Cmd
818 Multi Cmd too long
819 Abort Cops
820 No Call Disc
821 BT SAP Undefined
822 BT SAP Not Accessible
823 BT SAP Card Removed
824 AT Not Allowed By Customer
19.2 Summary of CMS ERROR Codes
Final result code +CMS ERROR: <err> indicates an error related to message service or network.
The operation is similar to ERROR result code. None of the following commands in the same
Command line is executed. Neither ERROR nor OK result code shall be returned.
<err> values used by common messaging commands:
Code of <err> Meaning
1 Unassigned(unallocated) number
3 No route to destination
6 Channel unacceptable
8 Operator determined barring
10 Call barred
11 Reserved
16 Normal call clearing
17 User busy
18 No user responding
19 User alerting, no answer
21 Short message transfer rejected
22 Number changed
25 Pre-emption
26 Non-selected user clearing
27 Destination out of service
28 Invalid number format (incomplete number)
29 Facility rejected
30 Response to STATUS ENQUIRY
SIM800 Series_AT Command Manual_V1.05 336 2014-07-31