SHP-DS705 - How to perform a factory reset

1. Unlock and open the door
2. Take the battery cover off
3. Press and hold the [REG] button for 5 sec : Ding dong -> Ding ding -> ding ding ding ding
4. Enter the factory reset code + *
   • 4567890123 : Initialisation without wireless module setting
   • 1470852369 : Initialisation including wireless module setting.