Troubleshooting; Master Reset - Sony Ericsson T303 User Manual

Troubleshooting

Some problems require that you call your service provider, but
you can correct most problems yourself. Remove the SIM card
before handing your phone in for repair. Go to
www.sonyericsson.com/support for more information.
Memory capacity and speed
If you have not restarted the phone for a while, you may
experience problems with its memory capacity and speed.
You can restart the phone to improve its capacity.
1 Turn off the phone and remove the battery cover.
2 Remove the phone battery and then put it back in place.
3 Replace the battery cover and turn on the phone.

Master reset

If you experience problems with screen flickering, freezing,
or navigation problems, you should reset the phone.
• From standby select
> Master reset
Reset settings
in your phone to default.
Reset all
pictures and sounds in your phone.
The phone turns itself off
If your phone turns itself off when being transported, something
in your pocket or bag has activated the on/off key.
• To turn on the automatic key lock, select
> the General
This is the Internet version of the User's guide. © Print only for private use.
Menu
and select an option.
will reset all changes that you have made
will delete all user data as contacts, messages,
tab > Security
> Settings > the
> Auto key lock
General tab
Menu > Settings
> On.
36