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MC55 AT Command Set
5.4 AT+CLCK
Examples
EXAMPLE 1
Lock SIM card (
<facility>
AT+CLCK="SC",1,"9999"
OK
AT+CLCK="SC",0,"9999"
OK
To query the status of the SIM card lock:
AT+CLCK="SC",2
+CLCK: 1
OK
EXAMPLE 2
Phone lock (
<facility>
AT+CPIN?
OK
To lock the ME to the currently insertd SIM card, first specify a password for
AT+CPWD="PS",,"1234"
OK
Optionally, if "PS" password was defined before, change existing password:
AT+CPWD="PS","1234","3333"
OK
Then, activate the Phone Lock:
AT+CLCK="PS",1,"3333"
OK
To operate the mobile with the SIM card for which "PS" lock was activated:
AT+CPIN?
+CPIN: SIM PIN
OK
AT+CPIN="9999"
OK
MC55_ATC_V01.05
Confidential / Released
= "SC")
="PS")
Page 119 of 469
The "SC" parameter enables or disables the SIM PIN
authentication (PIN 1) when you power up the GSM
engine
SIM card locked. As a result, SIM PIN 1 must be
entered to enable ME to register to the GSM net-
work.
Unlocks SIM card.
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.
Query the status of SIM card lock.
SIM card is locked. SIM PIN1 must be entered to
enable ME to register to the GSM network.
Make sure that PIN1 authentication is valid.
<facility>
If "PS" lock has not been set before: enter new pass-
word.
To replace existing "PS" password: Enter old and
new password.
Locks the mobile to the current SIM card.
No additional password is required for operation
(SIM recognized by mobile).
s
m
obile
"PS":
2/10/04
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