Specifications

Chapter 2 – Configuration Commands
Multi-Tech Systems, Inc. AT Commands for EDGE (E1) Modems (S000474A) 27
2.12 AT+CMEE Mobile Equipment Error Message Format
Description: AT+CMEE controls the format of the error result codes that indicates errors related to the Multi-
Tech wireless modem’s functionality. Format can be selected between plain “ERROR” output,
error numbers or verbose “+CME ERROR: <err>” and “+CMS ERROR: <err>” messages.
Possible error result codes are listed in table, General “CME ERROR” Codes (GSM 07.07), table
of GPRS related “CME ERROR” Codes (GSM 07.07) and table of SMS related “CMS ERROR”
Codes (GSM 07.05).
Syntax: Write Command: AT+CMEE=<errMode>
Response: OK
ERROR
+CME ERROR: <err>
Test Command: AT+CMEE=?
Response: +CMEE : (list of supported<errMode>s)
OK
Read Command: AT+CMEE?
Response: +CMEE : <errMode>
OK
Parameter: <errMode>
0 Disable result code; i.e., only “ERROR” will be displayed.
This is the factory default value (will be restored to 0 with AT&F)
1 Enable error result code with numeric values.
2 Enable error result code with verbose (string) values.
Example: To obtain enhanced error messages it is recommended to choose <errMode>=2:
AT+CMEE=2
OK
Notes:
• This command is not PIN protected.
• This command is supported in airplane mode.
• Store the parameters with the AT&W command.
• Display the parameters with the AT&V command.
2.12.1 CME/CMS Error Code Overview
General “CME ERROR” Codes (GSM 07.07)
<err> Code Text (if AT+CMEE=2)
0 phone failure
1 no connection to phone
2 phone-adapte
r
link reserved
3 Operation not allowed
4 Operation not supported
5 PH-SIM PIN required
6 PH-FSIM PIN required
7 PH-FSIM PUK 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
17 SIM PIN2 required
18 SIM PUK2 required
20 Memory full
21 Invalid index
22 not found
23 Memory failure
24 text string too long
25 invalid characters in text string
26 dial string too long
27 invalid characters in dial string