Sim Application Toolkit - Siemens M35 Series Service Manual

To protect the SIM card from improper use, a security feature, a four digits personal identification
number(PIN), is built in. The PIN is stored in the card and can be changed by the subscriber.
PIN2 is required for additional funtions available with a special SIM card (Consult the operator for
more information about the PIN.
A code (PUK) is provided for unlocking the SIM card if the SIM card is blocked
€ 
Change PIN Procedures.
CHANGE PIN
{ENTER NEW PIN} AND PRESS OK KEY.
{ENTER NEW PIN) AND PRESS OK KEY.
CHART 1.1 PIN CONTROL

SIM Application Toolkit

SIM Applications Toolkit (SAT) allows the flexibility to update the SIM, to change the services
and download new services over the air. In the SAT specification, the short message service is a
key mechanism for personalizing the SIM in each user's GSM phone. It is designed as a client-
server application. M35i series supports SAT Class 3 specification.
MENU
SETUP
SECURITY
CODES
{ENTER PIN NUMBER}
CHANGE
CHANGE PIN2