Remove the SIM card before handing your phone in for repair
To reset the J132 phone
1 Remove the battery cover and battery.
2 Put the battery and cover back in place and turn on the phone, by pressing .
To perform a SE J132 master reset
1 From standby select Menu > Settings > Advanced > Master reset.
2 Select Reset settings to delete your changes to settings or Reset all to delete your changes to settings, all contacts. messages. personal data and content.
3 Select Continue.
If nothing works: As last resort do a Sony Ericsson phone repaire with PC Suite. Use this method to hard reset AFTER INSTALLATION----> TOOLS > PHONE REPAIR