Purpose:
It lists Sierra LTE AT command for customer reference,
Target Audience:
For Advantech TSE, RBU AE, outsourcing service engineer(s) and End customer with the following knowledges :
- Linux troubleshooting experience
Content:
When customer doesn’t success initial Sierra LTE module to link mobile network, please suggest customer key-in following command to collect Sierra LTE module information, and E-mail this information to Advantech.
LTE module trouble-shooting command:
- When user needs to collect Sierra LTE module information, please stop/logout LTE application (ex: wvdial & modem_manager)
- Please use console utility (ex:minicom), set Serial Device as “/dev/ttyUSB2”, key-in following AT command and capture feedback information, an E-mail this information to Advantech.
Item |
AT command |
1. Display Product Identification Information |
ATI |
2. PIN Authentication |
AT+CPIN? |
3. Report frequency bands / queries current selection |
AT!BAND? |
4. Display LTE module F/W version |
AT!IMPREF? |
5. Display LTE IMSI(SIM info) |
AT+CIMI |
6. Display LTE IMSI(LTE module code info) |
AT+CGSN |
7. Display SIM slot,only for FWA-1012VCR |
at!uims? |
8. Display operational status |
AT!GSTATUS? |
9. Display Operator Names |
AT+COPS=? |
- If customer OS doesn’t have console utility (ex:minicom), please download “LTE_info_collect.sh” script and key-in following command to create a log file, and E-mail log file to Advantech
# ./LTE_info_collect.sh &> test.log
|
PS: it needs more time to collect “Display Operator Names” , if last item is report error from LTE log file, please execute following command ,capture & E-mail feedback information to Advantech
# chat -V -s -t 1 '' 'AT+COPS=? ' 'OK' '' > /dev/ttyUSB2 < /dev/ttyUSB2; echo
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