Tannoy T303C - Manual (Page 36)

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36
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 Menu > Settings > the General tab > Master
reset and select an option.
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 keylock, select Menu > Settings > the
General tab > Security > Auto keylock > On .
Reset settings will reset all changes that you have made in your
phone to default.
Reset all will delete all user data as contacts, messages, pictures
and sounds in your phone.