TC35i AT Command Set
5.4 AT+CLCK
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TC35i_ATC_V02.07 Page 123 of 439 1/30/04
Confidential / Released
Examples
EXAMPLE 1
Lock SIM card (<facility>= "SC")
To query the status of the SIM card lock:
EXAMPLE 2
Phone lock (<facility>="PS")
To lock the ME to the currently insertd SIM card, first specify a password for
<facility> "PS":
Optionally, if "PS" password was defined before, change existing password:
Then, activate the Phone Lock:
To operate the mobile with the SIM card for which "PS" lock was activated:
AT+CLCK="SC",1,"9999"
The "SC" parameter enables or disables the SIM PIN
authentication (PIN 1) when you power up the GSM
engine
OK
SIM card locked. As a result, SIM PIN 1 must be
entered to enable ME to register to the GSM net-
work.
AT+CLCK="SC",0,"9999"
Unlocks SIM card.
OK
When powered up, ME registers to the GSM network
without requesting SIM PIN1.
Note: Depending on the services offered by the pro-
vider, this feature is not supported by all SIM card
types. If so, the command returns ERROR when you
attempt to unlock the card.
AT+CLCK="SC",2
Query the status of SIM card lock.
+CLCK: 1
SIM card is locked. SIM PIN1 must be entered to
enable ME to register to the GSM network.
OK
AT+CPIN?
Make sure that PIN1 authentication is valid.
OK
AT+CPWD="PS",,"1234"
If "PS" lock has not been set before: enter new pass-
word.
OK
AT+CPWD="PS","1234","3333"
To replace existing "PS" password: Enter old and
new password.
OK
AT+CLCK="PS",1,"3333"
Locks the mobile to the current SIM card.
OK
AT+CPIN?
+CPIN: SIM PIN
OK
AT+CPIN="9999"
OK
No additional password is required for operation
(SIM recognized by mobile).
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