Siemens Brodersen MC55 AT - Manual (Page 115)

MC55_ATC_V04.00 Page 115 of 475 3/17/06
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5.6 AT+CPWD Change Password
AT+CPWD
allows to define a new password for a password protected lock function. Each password
is a string of digits, the length of which varies with the associated . The test command returns a list
of pairs which represent the available facilities and the maximum length of the associated password. See AT
commands
AT+CLCK
and
AT^SLCK
for more information on the various lock features.
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: at+cpwd=
,
Syntax
Parameter Description
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"
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
AT+CPIN
or
ATD
. For further details please refer to Section 5.1.1 , What to do
if PIN or password authentication fails? .
: 4 to 8 digits.
Test Command
AT+CPWD=?
Response(s)
+CPWD:
list of supported ( , )
OK
Write Command
AT+CPWD=
, [, ]
Response(s)
New password has been registered for the facility lock function.
OK
If parameter
was not correct:
+CME ERROR 16 (+CME ERROR: incorrect password)
If the password for the selected
has been invalidated due to too many failed attempts:
+CME ERROR ...
If error is related to ME functionality:
+CME ERROR
Reference(s) PIN ASC0 ASC1 MUX1 MUX2 MUX3 Charge Last
GSM 07.07 % % % % % % ! ! !
(str)