2Enter the old code and select OK.
3Enter the new code and select OK.
4Repeat the code and select OK.
Keypad lock
You can set this lock to avoid
accidental dialing. Incoming calls can
be answered without unlocking the
keypad.
Calls to the international emergency
number 112 can still be made.
To use the automatic key lock
1From standby select Menu > Settings >
the General tab > Security > Automatic
key lock.
2Select an option.
To unlock the keypad manually
•From standby press any key and select
Unlock > 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 , , ,
, .
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.
Master reset
If you select Reset settings, the
changes that you have made to
settings will be deleted.
If you select Reset all, your settings and
content, such as contacts, messages,
pictures, sounds and downloaded
games, will be deleted. You may also
lose content that was in the phone at
purchase.
To reset the phone
1From standby select Menu > Settings >
the General tab > Master reset.
2Select an option.
3Follow the instructions that appear.
64 Troubleshooting
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