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Z750a_UG_AT&T_P1C_AE.book Page 50 Wednesday, September 12, 2007 8:18 AM
To set the date
1
From standby select
>
the
General
>
Date.
2
Enter the date and select Save.
To set the time zone
1
From standby select
>
the
General
> My time
2
Select the time zone you are in by city.
If you select a city,
updates the time when daylight saving
time changes.
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
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.
50
More features
P P reflighted by
Preflighted by
reflighted by
Menu > Settings
tab
> Time & date
Menu > Settings
tab
> Time & date
zone.
My time zone
also
appears, enter your
(
(
(
)
)
)
To edit the PIN
1
From standby select
>
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.
If
Codes do not match
entered the new PIN incorrectly.
If
Wrong PIN
appears, followed by
Old
PIN:, you entered your old PIN
incorrectly.
To use the SmartChip lock
1
From standby select
>
the
General
tab
> Security > Locks
> SmartChip 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.
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.
Menu > Settings
appears, you
Menu > Settings
Protection.
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