Locks, Smartchip lock – Sony Ericsson Z750a User Manual
Page 52
50
More features
To set the date
1
From standby select
Menu > Settings
>
the
General
tab
> Time & date
> Date
.
2
Enter the date and select
Save
.
To set the time zone
1
From standby select
Menu > Settings
>
the
General
tab
> Time & date
> My time zone
.
2
Select the time zone you are in by city.
Locks
SmartChip lock
This lock only protects your subscription.
Your phone will work with a new
SmartChip. 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 SmartChip
is blocked and you need to enter your
PUK (Personal Unblocking Key). Your
PIN and PUK are supplied by AT&T.
To unblock the SmartChip
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
> SmartChip protection
> Change
PIN
or
Change PIN2
.
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 SmartChip lock
1
From standby select
Menu > Settings
>
the
General
tab
> Security
> Locks
> SmartChip protection
> Protection
.
2
Select an option.
3
Enter your PIN and select
OK
.
Phonelock
You can stop unauthorized use of
your phone. Change the phonelock
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.
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.
Z750a_UG_AT&T_P1C_AE.book Page 50 Wednesday, September 12, 2007 8:18 AM
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