This is a cut a paste from this forum some time ago. Resets the whole phone back to factory.
FULL FACTORY RESET. Format complete EEPROM
Remove SIM
You must activate test mode. Press (at the same time and about 5 seconds until white display is shown) 0, 3, top right and power on keys.
Next press 0, 1, 2, 3 and top right keys, in sequence. The Diagnosis menu should be displayed.
Enter 99 and press the top right key. A message should be displayed saying "Input Mode No":
Next press 1 and top right key to EEPROM format. The following messages should appear (wait about 2 minutes):
· EE_FORMAT START
· EE_FORMAT OK
· EE_INIT(1) START
· EE_INIT(1) OK
· BBSRAM CLEAR END
· FINISHED
· PLEASE ANY KEY
Wait until all the above messages are displayed and then press the top right key.
Press the M key (very important). Message should display "Diag Param Saving".
Press red key to power down the phone. Remove and put the battery.
Phone is alive again!!! |