SHS-H705 - How to delete a user PIN code

1. Unlock and open the door
2. Take the battery cover off
3. Press the [REG] button to start registration : Ding Dong
4. Enter the master PIN + *
   • Success : Ding Dong Deng
   • Fail : DingdongDingdong
5. Enter 5 + * : Ding Dong
6. Enter user number that needs to be deleted (0 ~ 9) + *
7. Repeat from step 5 if deleting other user numbers OR press [REG] button to exit registration

If you want to delete all user PIN code, enter 6 + * at step 5.