Siemens MC35 Command Set page 121

AT Command Set
Example 3
To change the "PS" lock password, using the correct old password:
AT+CPWD=PS,1111,2222
To specify a new "PS" lock password, after the old password was disabled, e.g.
after three failed attempts to enter the password (only if Master Phone Code is
availbale):
AT+CPWD=PS,12345678,1111 (where 12345678 is the Master Phone code
Alternatively, whithout giving a new password:
AT+CPWD=PS,12345678
MC35_ATC_01_V05.00
(where 1111 = old "PS" password and 2222 =
new password)
and 1111 is the new password. You may also
use <newpwd> to restore the former disabled
password). This operation deactivates the
present phone lock and sets a new one. See
also Chapter 4.35.1.
Deactivates the present phone lock.
Page 121 of 256 15.07.2002