SHS-H505 - How to delete a key tag or user PIN code

  1. Unlock and open the door
  2. Take the battery cover off
  3. Press and hold the [REG] button for 3 seconds : Ding dong -> Dingding
  4. Enter the master pin code + *
    • Success : Ding Dong Deng, Ding ding
    • Failed : Dingdongdingdong (If it’s wrong)
  5. Enter a user number to delete (1-30) + *
    • Success : Ding Dong Deng, Ding ding
    • Failed : Dingdongdingdong (If it’s wrong)
    • To delete ALL users, enter 88 + *