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87Troubleshooting
To lock the keypad manually
From standby, you can press
}
Lock keys to lock the keypad
manually. You can still answer an
incoming call and the keypad locks
again after the call. The keypad
remains locked until you unlock it
manually.
To unlock the keypad manually
From standby, press } Unlock.
Start-up screen
Select a start-up screen to appear
when you turn your phone on
% 56 Using pictures.
To select a start-up screen
} Settings } the Display tab
} Start-up screen and select an
option.
Brightness
Adjust the brightness of the screen.
To set the brightness
} Settings } the Display tab
} Brightness.
Troubleshooting
Why doesn’t the phone work the way I
want it to?
This chapter lists some problems that
you might encounter when using your
phone. Some problems require you to
call your network operator, but you
can easily correct most of the
problems yourself.
However, if you need to take your
phone in for repair, please note that
you may lose information and content
that you have saved in your phone.
You are advised to make a copy of
such information before taking your
phone in for repair.
For more support go to
www.sonyericsson.com/cn.
I have problems with memory
capacity or the phone is working
slowly
Possible cause: The phone memory is
full or the memory contents are not
properly organized.
Solution: Restart your phone every
day to free memory and increase the
capacity of your phone.