MC55 AT Command Set
5.6 AT+CPWD s
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MC55_ATC_V01.05 Page 122 of 469 2/10/04
Confidential / Released
5.6 AT+CPWD Change Password
Use this command when you want to change the passwords defined for the "facility lock" function s available from
AT+CLCK. A password consists of a string of numeric digits with a length in the range spe cified by <password
length>.
Specifically the command can be used to
change PIN1 or PIN2,
change the password supplied from your provider for the "ca ll barring" supplementary service,
set individual phone security passwords,
enter the unblocking key (Master Phone Code) to restore a disabled "PS" password.
See AT commands AT+CLCK and AT^SLCK for more information on the various lock features.
Syntax
Command Description
The test command returns a list of pairs which represent the available facilities and the max imum length of the
associated password.
The write command allows to define a new password for a password pr otected <facility> lock function. Each
password is a string of digits, the length of which varies with the associated <facility>.
Test Command
AT+CPWD=?
Response(s)
+CPWD:(list of supported (<facility>, <password length>)
OK
Write Command
AT+CPWD=<facility>, <old password>[, <new password>]
Response(s)
New password has been registered for the facility lock function.
OK
If parameter <old password> was not correct:
+CME ERROR 16 (+CME ERROR: incorrect password)
If the password for the selected <facility> has been invalidated due to too many failed attempts:
+CME ERROR ...
If error is related to ME functionality:
+CME ERROR
PIN ASC0 ASC1 MUX1 MUX2 MUX3
% % % % % %
Reference(s)
GSM 07.07