Sony Ericsson K770i User Guide - Page 66

Time and date To set the time 1 From standby select Menu > Settings > the General tab > Time & date > Time. 2 Enter the time > Save. To set the date 1 From standby select Menu > Settings > the General tab > Time & date > Date. 2 Enter the date and select Save. 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 standby 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 standby 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. 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. 64 More features This is the Internet version of the User's guide. © Print only for private use.