Sony Ericsson Z750i User Guide - Page 64

To set the date 1 From stand-by select Menu > Settings > the General tab > Time & date > Date. 2 Enter the date and select Save. To set the time zone 1 From stand-by select Menu > Settings > the General tab > Time & date > My time zone. 2 Select the time zone you are in by city. If you select a city, My time zone also updates the time when daylight saving time changes. Locks SIM card lock 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 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 1 When PIN blocked appears, enter your PUK and select OK. 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 From stand-by select Menu > Settings > the General tab > 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 From stand-by select Menu > Settings > the General tab > Security > Locks > SIM protection > Protection. 2 Select an option. 3 Enter your PIN and select OK. Phone lock You can stop unauthorized use of your phone. Change the phone lock code (0000) to any four-to-eight-digit personal code. 62 More features This is the Internet version of the User's guide. © Print only for private use.