SHP-DS705 - How to change the master PIN code

  1. Unlock and open the door
  2. Take the battery cover off
  3. Press the [REG] button to start the registration : Ding-dong
  4. Enter current pin code (default is 1234) + *
    • Success : Ding Dong Deng -> Ding Ding
    • Failed : Ding dong ding dong
  5. Enter the new master PIN code (4-10 digits) + *