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Troubleshooting
RFM-4002-5015 Rev 3
95
any ongoing data connections.
3 Establish basic computer to modem communication.
4 Administer the following AT command to query for the last
“Extended Error Code”.
Extended Error AT Command
AT Command Return Product Information
Command Syntax AT+CEER
Expected Return Code(s) See Extended Error Result
Codes Table
Extended Error Result Codes
Extended error result codes report the network reason why a data connection
failed. If you report a failed connection to Nextel’s Customer Care, be sure to
provide the error result code.
Code General Description
General Modem Operation
257
No further information is available
259
A command was issued during an improper state.
260
User aborted the connection.
261
DCE does not recognize an AT command.
262
Connection was aborted due to connection timeout.
263
Parameters for an AT Command are out of range.
266
The +FCLASS command failed due to incompatibilities
with the current setting of the +WS46 command.
267
The +WS45 command failed due to incompatibilities with
the value of the +WS46 command.