Locking And Protecting Your Phone; Imei Number; Sim Card Protection - Sony Ericsson Xperia X10i Extended User Manual

Locking and protecting your phone

IMEI number

Keep a copy of your IMEI (International Mobile Equipment Identity) number in case your
phone is stolen.
To view your IMEI number
• You can find the IMEI number under the battery.

SIM card protection

This lock only protects your subscription. Your phone will work with a new SIM card. If the
lock is on, you have to enter a PIN (Personal Identity Number). If you enter your PIN
incorrectly more times than the maximum number of attempts allowed, your SIM card will
become blocked. You need to enter your PUK (Personal Unblocking Key) and then a new
PIN. Your PIN, PIN2 and PUK are supplied by your network operator.
To enable the SIM card PIN lock
1 From the Home screen, tap the applications bar.
2 Tap Settings > Security & location > Set up SIM card lock > Lock SIM card.
3 Enter the SIM card PIN and tap OK.
To change the SIM card PIN
From the Home screen, tap the applications bar.
1
2 Tap Settings > Security & location > Set up SIM card lock > Change SIM PIN.
3 Enter the old SIM card PIN and tap OK.
4 Enter the new SIM card PIN and tap OK.
To change the SIM card PIN2
1 From the Home screen, tap the applications bar.
2 Tap Settings > Call settings > Fixed Dialing Numbers > Change PIN2.
3 Enter the old SIM card PIN2 and tap OK.
4 Enter the new SIM card PIN and tap OK.
To unblock the locked SIM card
1 When Your SIM card is PUK-locked. Enter the PUK code to unlock it. appears,
enter the PUK code and tap OK.
2 Enter a new PIN code and tap OK.
3 Repeat the new PIN code and tap OK.
If you enter an incorrect PUK code too many times, the SIM card will be blocked. You will then
need to contact your service provider to get a new SIM card.
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