Motorola i355 User Guide - Page 22
Changing the PIN, Turning the PIN Requirement On and, Unblocking the PIN, Enter SIM PIN Code
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Getting Started When you receive your phone, the SIM PIN is 0000. Change your PIN to prevent fraudulent use of the SIM card. Important: If you enter your PIN incorrectly 3 times, your SIM card is blocked. To unblock your SIM card, you must contact your service provider. See "Unblocking the PIN" on page 12. 1 When the Enter SIM PIN Code screen appears, enter your SIM PIN. An asterisk appears for each character entered. 2 Press A under Ok. Changing the PIN 1 From the main menu, select Settings > Security > Change Password > SIM PIN. 2 At the Enter Old SIM PIN screen, enter the current SIM PIN. 3 Press A under Ok. 4 At the Enter New SIM PIN screen, enter the new 4- to 8-digit SIM PIN. 5 Press A under Ok. 6 At the Re-enter New SIM PIN screen, re-enter the new SIM PIN to confirm. 7 Press A under Ok. Turning the PIN Requirement On and Off When the SIM PIN requirement is on, you are prompted to enter your PIN each time you turn on your phone. Note: If a SIM PIN is required, your phone will not function until the SIM PIN is entered, except for making emergency calls. When the PIN requirement is off, your phone can be used without entering a PIN. Important: When the SIM PIN requirement is off, the personal data on your SIM card is not protected. Anyone can use your phone and access your personal data. 1 From the main menu, select Settings > Security > SIM PIN. 2 Select On or Off. 3 Enter the current SIM PIN. 4 Press A under Ok. Unblocking the PIN If you enter your PIN incorrectly 3 times, your SIM card is blocked. To unblock your SIM card, you must contact your service provider to get a PIN Unblock Code (PUK). 12