Sony Ericsson T616 manual

Security

SIM card lock

The SIM card lock protects your subscription, but not your phone itself, from unauthorized use. If you change SIM cards, the phone still works with the new SIM card.

Most SIM cards are locked at the time of purchase.

If the SIM card lock is on, you have to enter a “PIN”

(Personal Identity Number) every time you turn on your phone.

If you enter your PIN incorrectly three times in a row, the SIM card is blocked. This is indicated by the message PIN blocked.. To unblock it you need to enter your “PUK” (Personal Unblocking Key). Your

PIN and PUK are supplied by your operator.

To unblock your SIM card

1. PIN blocked. appears in the display.

2. Enter your PUK and press Ok

.

3. Enter a new four- to eight-digit PIN and press

Ok

.

4. Re-enter the new PIN to confirm and press Ok

.

• To edit your PIN, scroll to Settings, Locks, SIM

Lock, Change PIN.

Note: If the message “Codes do not match.” appears, you entered the new PIN incorrectly. If the message “Wrong PIN.” appears, followed by “Old

PIN:”, you entered your old PIN incorrectly.

• To edit your PIN2, scroll to Settings, Locks, SIM

Lock, Change PIN2.

To turn the SIM card lock on or off

1. Scroll to Settings, Locks, SIM Lock,

Protection.

2. Select On or Off.

3. Enter your PIN and press

Ok

.

Phonelock

The phonelock protects the phone against unauthorized use if it is stolen and the SIM card is exchanged. It is not on when you buy the phone.

You can change the phonelock code (0000) to any four- to eight-digit personal code. The phonelock can be set to on, automatic or off.

Phone lock on

If the phone lock is on, the message Phone locked. appears each time you turn on the phone. You have to enter your code followed by

Yes

to use your phone.

Security 79

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