Huawei ME909u-523 Application Manual page 48

HUAWEI ME909u-523 LTE LGA Module
Application Guide
Command
+CPIN: READY
OK
AT+CLCK="SC",2
+CLCK: 1
OK
AT+CPWD="SC","<oldpwd>","1234" Change the PIN (1234 will be the new
OK
AT+CPWD="SC","1113","1233"
+CME ERROR: incorrect password
AT+CPWD="SC","3333","1233"
+CME ERROR: incorrect password
AT+CPWD="SC","4711","1233"
+CME ERROR: SIM PUK required
AT+CPIN?
+CPIN: SIM PUK
OK
AT+CPIN="12345678","0000"
OK
NOTE


Issue 04 (2014-12-08)
After PIN authentication is enabled using AT+CLCK, the module must be restarted for the
change to take effect.
Either AT^CPIN or AT+CPIN can be used to authenticate the PIN.
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Copyright © Huawei Technologies Co., Ltd.
SIM Operation Application Scenarios
Description
Request the SIM card state.
"+CLCK: 1" means that the SIM card is
not blocked.
PIN).
Enter an incorrect PIN (first attempt).
Enter an incorrect PIN (second attempt).
Enter an incorrect PIN (third attempt).
Check whether the password is
requested.
Enter the SIM PUK and specify the new
SIM PIN (activate new "SC" lock).
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