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Z750a_UG_AT&T_P1C_AE.book Page 51 Wednesday, September 12, 2007 8:18 AM
To use the phonelock
1
From standby select
>
the
> Phone protection >
2
Select an option.
3
Enter the phonelock code and
select OK.
To unlock the phone
•
Enter your code and select OK.
To change the phonelock code
1
From standby select
>
the
> Phone protection > Change
2
Enter the old code and select OK.
3
Enter the new code and select OK.
4
Repeat the code and select OK.
IMEI number
Keep a copy of your IMEI (International
Mobile Equipment Identity) number in
case your phone is stolen.
To view your IMEI number
•
From standby press
,
P P reflighted by
Preflighted by
reflighted by
Menu > Settings
General
tab
> Security > Locks
Protection.
Menu > Settings
General
tab
> Security > Locks
,
.
(
(
(
)
)
)
Troubleshooting
Some problems will require you to call
your network operator.
For more support go to
www.sonyericsson.com/support.
Common questions
I have problems with memory capacity
or the phone is working slowly
Restart your phone every day to free
memory or do a
Master reset
code.
If you select
changes that you have made to settings
will be deleted.
If you select
your changes to settings, all contacts,
messages, personal data, and content
that you have downloaded, received
or edited will also be deleted.
To reset the phone
,
,
1
From standby select
>
the
General
2
Select an option:
• Reset settings
• Reset all
user data.
3
Follow the instructions that appear.
Master
reset.
Reset
settings, the
Reset
all, in addition to
Menu > Settings
tab
> Master
reset.
- resets settings only.
- deletes all settings and
Troubleshooting
51
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