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70 Troubleshooting
Automatic key lock
You can prevent accidentally dialing a
number when the phone is not in use.
To set automatic key lock
From standby select Menu } Settings
} the General tab } Security
} Automatic Key lock.
Display
Brightness
You can change the brightness levels
of the display.
To set the brightness
• From standby select Menu } Settings
} the Display tab } Brightness.
Clock size
You can change the size of the
standby clock.
To set the clock size
• Menu } Settings } the Display tab
} Clock Size.
Troubleshooting
Why doesn’t the phone work the way I
want it to?
Some problems require you to call
your network operator.
For more support go to
www.sonyericsson.com/cn.
Problems with memory capacity or
the phone is working slowly
Restart your phone every day to free
memory.
You also have the option to do a
Master Reset.
Master reset
The changes that you have made to
settings and the content that you have
added or edited, will be deleted.
• Reset Settings changes all phone
settings back to the factory defaults.
• Reset All changes all settings back to
the factory defaults, and removes all
contacts, messages and personal
data that you have downloaded,
received or edited will also be deleted.