User guide

WA_DEV_GL6100_PTS_001 Rev 002 May 24, 2010 60
GL61x0 Product Technical
Specification and User Guide
Troubleshooting the GL61x0
If the GL61x0 returns a “NO CARRIER” message, you may retrieve the extended error code by using
the AT command AT+CEER. Refer to the table below for the interpretation of the extended error
codes.
Table 43: Extended Error Codes
Error Code
Diagnosis
Hint
1
Unallocated phone number
16
Normal call clearing
17
User busy
18
No user responding
19
User alerting, no answer
21
Call rejected
22
Number changed
31
Normal, unspecified
50
Requested facility not subscribed
Check your subscription. (Is data
subscription available?)
68
ACM equal or greater than
ACMmax
The credit of your pre-paid SIM card has
expired.
252
Call barring on outgoing calls
253
Call barring on incoming calls
3, 6, 8, 29, 34, 38, 41, 42,
43, 44, 47, 49, 57, 58, 63,
65, 69, 70, 79, 254
Network causes
Refer to document [7] Firmware 7.42 AT
Commands Manual (Sierra Wireless
Software Suite 2.32) for further details or call
your network provider.
For all other codes and their corresponding details, refer to the documents in section 18.2 Firmware
Documentation.