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5.6
AT+CPWD Change Password
allows to define a new password for a password protected
AT+CPWD
is a string of digits, the length of which varies with the associated <facility>. The test command returns a list
of pairs which represent the available facilities and the maximum length of the associated password. See AT
commands
and
AT+CLCK
Specifically the command can be used to
•
change PIN1 or PIN2,
•
change the password supplied from your provider for the "call barring" supplementary service,
•
set individual phone security passwords,
•
enter the unblocking key (Master Phone Code) to restore a disabled "PS" password.
To delete a password use the following syntax:
Syntax
Test Command
AT+CPWD=?
Response(s)
+CPWD:list of supported (<facility>,
OK
Write Command
AT+CPWD=<facility>,
Response(s)
New password has been registered for the facility lock function.
OK
If parameter
<old password>
+CME ERROR 16 (+CME ERROR: incorrect password)
If the password for the selected
+CME ERROR ...
If error is related to ME functionality:
+CME ERROR
Reference(s)
GSM 07.07
Parameter Description
(str)
<facility>
Phone security locks set by client or factory:
Primarily intended for the client to take safety precautions, passwords "SC" (SIM PIN) and "P2" (SIM PIN2) are
usually predefined, but can be configured individually. The password for lock facility "PS" may also be factory
set.
"SC"
MC55_ATC_V04.00
Confidential / Released
for more information on the various lock features.
AT^SLCK
at+cpwd=<facility>,<old password>
<password
<old
password>[,
<new
was not correct:
has been invalidated due to too many failed attempts:
<facility>
SIM PIN. SIM requests password upon ME power-up and when this lock com-
mand is issued.
If incorrectly entered three times, the SIM PUK is required to perform authen-
tication. Input of the SIM PUK password is possible only with AT command
or ATD. For further details please refer to Section 5.1.1,
AT+CPIN
if PIN or password authentication
length>: 4 to 8 digits.
<password
Page 115 of 475
<facility>
length>)
password>]
PIN
ASC0 ASC1
MUX1
%
%
%
%
fails?.
lock function. Each password
MUX2
MUX3 Charge
%
%
!
!
What to do
Last
!
3/17/06
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