Sony Ericsson Z750i Cell Phone User Manual


 
62 More features
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.
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.
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.
If you select a city, My time zone also
updates the time when daylight saving
time changes.
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.
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