Phone Lock; Keypad Lock - Sony Ericsson T715A User Manual

If you enter your PIN incorrectly three times in a row, the SIM card is blocked and you need
to enter your PUK (Personal Unblocking Key). Your PIN and PUK are supplied by your
network operator.
To unblock the SIM card
When PIN blocked appears, enter your PUK and select OK.
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2 Enter a new four-to-eight-digit PIN and select OK.
3 Re-enter the new PIN and select OK.
To edit the PIN
1 Select Menu > Settings > General > Security > Locks > SIM protection >
Change PIN.
2 Enter your PIN and select OK.
3 Enter a new four-to-eight-digit PIN and select OK.
4 Re-enter the new PIN and select OK.
If Codes do not match appears, you entered the new PIN incorrectly. If Wrong PIN appears,
followed by Old PIN:, you entered your old PIN incorrectly.
To use the SIM card lock
1 Select Menu > Settings > General > Security > Locks > SIM protection >
Protection.
2 Select an option.
3 Enter your PIN and select OK.

Phone lock

You can stop unauthorised use of your phone. Change the phone lock code (0000) to any
four-to-eight-digit personal code.
It is important that you remember your new code. If you forget it, you have to take your phone to
your local Sony Ericsson retailer.
To use the phone lock
1 Select Menu > Settings > General > Security > Locks > Phone protection >
Protection.
2 Select an option.
3 Enter the phone lock code and select OK.
To unlock the phone
• When Phone locked appears, enter your phone lock code and select OK.
To change the phone lock code
1 Select Menu > Settings > General > Security > Locks > Phone protection >
Change code.
2 Enter the old code and select OK.
3 Enter the new code and select OK.
4 Repeat the code and select OK.

Keypad lock

You can set the keypad lock to avoid accidental dialling.
be answered without unlocking the keypad.
Calls to the international emergency number 112 can still be made.
To use the automatic keylock
1 Select Menu > Settings > General > Security > Automatic keylock.
2 Select an option.
To unlock the keypad manually
• Press any key and select Unlock > OK.
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appears. Incoming calls can
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